Condados de EE. UU. que empiezan por S
270 condados y equivalentes de condado, es decir, 9% de los 3,144 de Estados Unidos. Se reparten entre 47 estados. Ordena cualquier columna o selecciona un condado para ver su mapa y sus datos completos.
Cada condado que empieza por S
| Nombre | Estado | Población | Superficie | Densidad | Ingreso medio | Cabecera | FIPS |
|---|---|---|---|---|---|---|---|
| Sabine Parish | Louisiana | 21,834 | 866.6 mi² | 25.2 por mi² | USD 50,329 | Many | 22085 |
| Sabine County | Texas | 10,012 | 491.7 mi² | 20.4 por mi² | USD 66,585 | Hemphill | 48403 |
| Sac County | Iowa | 9,525 | 575 mi² | 16.6 por mi² | USD 73,838 | Sac City | 19161 |
| Sacramento County | California | 1,618,460 | 965.4 mi² | 1,677 por mi² | USD 92,175 | Sacramento | 06067 |
| Sagadahoc County | Maine | 37,979 | 254 mi² | 150 por mi² | USD 87,806 | Bath | 23023 |
| Saginaw County | Michigan | 187,688 | 800.8 mi² | 234 por mi² | USD 60,622 | Saginaw | 26145 |
| Saguache County | Colorado | 6,732 | 3,169 mi² | 2.1 por mi² | USD 50,082 | Saguache | 08109 |
| Salem County | New Jersey | 66,280 | 331.9 mi² | 200 por mi² | USD 79,960 | Salem | 34033 |
| Salem city | Virginia | 25,816 | 14.5 mi² | 1,778 por mi² | USD 66,725 | Salem city | 51775 |
| Saline County | Arkansas | 133,288 | 723.5 mi² | 184 por mi² | USD 79,046 | Benton | 05125 |
| Saline County | Illinois | 22,772 | 380 mi² | 59.9 por mi² | USD 53,117 | Harrisburg | 17165 |
| Saline County | Kansas | 53,377 | 720.2 mi² | 74.1 por mi² | USD 65,422 | Salina | 20169 |
| Saline County | Missouri | 23,265 | 755.5 mi² | 30.8 por mi² | USD 57,931 | Marshall | 29195 |
| Saline County | Nebraska | 14,996 | 574.1 mi² | 26.1 por mi² | USD 79,910 | Wilber | 31151 |
| Salt Lake County | Utah | 1,220,916 | 752.9 mi² | 1,622 por mi² | USD 97,494 | Salt Lake City | 49035 |
| Saluda County | South Carolina | 19,680 | 453.2 mi² | 43.4 por mi² | USD 51,009 | Saluda | 45081 |
| Sampson County | North Carolina | 61,504 | 945.9 mi² | 65.0 por mi² | USD 52,432 | Clinton | 37163 |
| San Augustine County | Texas | 7,722 | 530.7 mi² | 14.6 por mi² | USD 50,408 | San Augustine | 48405 |
| San Benito County | California | 70,082 | 1,389 mi² | 50.5 por mi² | USD 114,394 | Hollister | 06069 |
| San Bernardino County | California | 2,224,091 | 20,068 mi² | 111 por mi² | USD 85,478 | San Bernardino | 06071 |
| San Diego County | California | 3,282,248 | 4,211 mi² | 779 por mi² | USD 106,268 | San Diego | 06073 |
| San Francisco County | California | 826,079 | 46.7 mi² | 17,695 por mi² | USD 140,970 | San Francisco | 06075 |
| San Jacinto County | Texas | 29,488 | 569.2 mi² | 51.8 por mi² | USD 65,364 | Coldspring | 48407 |
| San Joaquin County | California | 823,815 | 1,392 mi² | 592 por mi² | USD 92,179 | Stockton | 06077 |
| San Juan County | Colorado | 813 | 387.5 mi² | 2.1 por mi² | USD 77,824 | Silverton | 08111 |
| San Juan County | New Mexico | 120,340 | 5,517 mi² | 21.8 por mi² | USD 55,872 | Aztec | 35045 |
| San Juan County | Utah | 14,542 | 7,824 mi² | 1.9 por mi² | USD 64,481 | Monticello | 49037 |
| San Juan County | Washington | 18,577 | 173.9 mi² | 107 por mi² | USD 84,800 | Friday Harbor | 53055 |
| San Luis Obispo County | California | 282,367 | 3,301 mi² | 85.5 por mi² | USD 97,446 | San Luis Obispo | 06079 |
| San Mateo County | California | 743,568 | 448.6 mi² | 1,658 por mi² | USD 158,855 | Redwood City | 06081 |
| San Miguel County | Colorado | 7,753 | 1,287 mi² | 6.0 por mi² | USD 79,024 | Telluride | 08113 |
| San Miguel County | New Mexico | 26,260 | 4,722 mi² | 5.6 por mi² | USD 49,431 | Las Vegas | 35047 |
| San Patricio County | Texas | 72,053 | 693.3 mi² | 104 por mi² | USD 69,704 | Sinton | 48409 |
| San Saba County | Texas | 5,787 | 1,135 mi² | 5.1 por mi² | USD 55,819 | San Saba | 48411 |
| Sanborn County | South Dakota | 2,388 | 569.2 mi² | 4.2 por mi² | USD 78,750 | Woonsocket | 46111 |
| Sanders County | Montana | 14,062 | 2,760 mi² | 5.1 por mi² | USD 57,476 | Thompson Falls | 30089 |
| Sandoval County | New Mexico | 159,565 | 3,710 mi² | 43.0 por mi² | USD 86,636 | Bernalillo | 35043 |
| Sandusky County | Ohio | 58,655 | 408.2 mi² | 144 por mi² | USD 62,295 | Fremont | 39143 |
| Sangamon County | Illinois | 194,170 | 868.2 mi² | 224 por mi² | USD 75,357 | Springfield | 17167 |
| Sanilac County | Michigan | 40,083 | 962.6 mi² | 41.6 por mi² | USD 58,863 | Sandusky | 26151 |
| Sanpete County | Utah | 31,453 | 1,590 mi² | 19.8 por mi² | USD 70,083 | Manti | 49039 |
| Santa Barbara County | California | 442,065 | 2,734 mi² | 162 por mi² | USD 98,161 | Santa Barbara | 06083 |
| Santa Clara County | California | 1,914,391 | 1,291 mi² | 1,483 por mi² | USD 164,281 | San Jose | 06085 |
| Santa Cruz County | Arizona | 50,020 | 1,236 mi² | 40.5 por mi² | USD 55,217 | Nogales | 04023 |
| Santa Cruz County | California | 258,852 | 445.1 mi² | 582 por mi² | USD 111,093 | Santa Cruz | 06087 |
| Santa Fe County | New Mexico | 156,907 | 1,910 mi² | 82.1 por mi² | USD 79,071 | Santa Fe | 35049 |
| Santa Rosa County | Florida | 211,115 | 1,012 mi² | 209 por mi² | USD 91,922 | Milton | 12113 |
| Sarasota County | Florida | 479,958 | 556.1 mi² | 863 por mi² | USD 83,416 | Sarasota | 12115 |
| Saratoga County | New York | 241,343 | 810 mi² | 298 por mi² | USD 100,787 | Ballston Spa | 36091 |
| Sargent County | North Dakota | 3,711 | 858.5 mi² | 4.3 por mi² | USD 77,946 | Forman | 38081 |
| Sarpy County | Nebraska | 208,303 | 238 mi² | 875 por mi² | USD 103,321 | Papillion | 31153 |
| Sauk County | Wisconsin | 66,652 | 831.6 mi² | 80.2 por mi² | USD 79,541 | Baraboo | 55111 |
| Saunders County | Nebraska | 23,702 | 748.7 mi² | 31.7 por mi² | USD 94,066 | Wahoo | 31155 |
| Sawyer County | Wisconsin | 18,846 | 1,258 mi² | 15.0 por mi² | USD 60,801 | Hayward | 55113 |
| Schenectady County | New York | 162,581 | 204.7 mi² | 794 por mi² | USD 79,623 | Schenectady | 36093 |
| Schleicher County | Texas | 2,245 | 1,311 mi² | 1.7 por mi² | USD 86,694 | Eldorado | 48413 |
| Schley County | Georgia | 4,593 | 166.9 mi² | 27.5 por mi² | USD 56,875 | Ellaville | 13249 |
| Schoharie County | New York | 30,176 | 621.8 mi² | 48.5 por mi² | USD 70,133 | Schoharie | 36095 |
| Schoolcraft County | Michigan | 8,187 | 1,172 mi² | 7.0 por mi² | USD 56,782 | Manistique | 26153 |
| Schuyler County | Illinois | 6,657 | 437.3 mi² | 15.2 por mi² | USD 65,948 | Rushville | 17169 |
| Schuyler County | Missouri | 4,140 | 307.3 mi² | 13.5 por mi² | USD 61,205 | Lancaster | 29197 |
| Schuyler County | New York | 16,924 | 328.3 mi² | 51.5 por mi² | USD 67,663 | Watkins Glen | 36097 |
| Schuylkill County | Pennsylvania | 145,085 | 778.8 mi² | 186 por mi² | USD 68,313 | Pottsville | 42107 |
| Scioto County | Ohio | 71,365 | 610.2 mi² | 117 por mi² | USD 50,609 | Portsmouth | 39145 |
| Scotland County | Missouri | 4,796 | 436.5 mi² | 11.0 por mi² | USD 68,913 | Memphis | 29199 |
| Scotland County | North Carolina | 33,322 | 319.1 mi² | 104 por mi² | USD 45,730 | Laurinburg | 37165 |
| Scott County | Arkansas | 9,965 | 892.9 mi² | 11.2 por mi² | USD 43,270 | Waldron | 05127 |
| Scott County | Illinois | 4,866 | 250.8 mi² | 19.4 por mi² | USD 66,705 | Winchester | 17171 |
| Scott County | Indiana | 25,053 | 190.4 mi² | 132 por mi² | USD 56,352 | Scottsburg | 18143 |
| Scott County | Iowa | 175,259 | 458.1 mi² | 383 por mi² | USD 78,277 | Davenport | 19163 |
| Scott County | Kansas | 4,815 | 717.6 mi² | 6.7 por mi² | USD 68,839 | Scott City | 20171 |
| Scott County | Kentucky | 62,262 | 282.2 mi² | 221 por mi² | USD 85,158 | Georgetown | 21209 |
| Scott County | Minnesota | 159,017 | 356.1 mi² | 447 por mi² | USD 119,314 | Shakopee | 27139 |
| Scott County | Mississippi | 28,073 | 609.2 mi² | 46.1 por mi² | USD 48,786 | Forest | 28123 |
| Scott County | Missouri | 37,975 | 420 mi² | 90.4 por mi² | USD 62,782 | Benton | 29201 |
| Scott County | Tennessee | 22,671 | 532.3 mi² | 42.6 por mi² | USD 44,711 | Huntsville | 47151 |
| Scott County | Virginia | 21,200 | 535.8 mi² | 39.6 por mi² | USD 46,349 | Gate City | 51169 |
| Scotts Bluff County | Nebraska | 35,586 | 739.6 mi² | 48.1 por mi² | USD 63,614 | Gering | 31157 |
| Screven County | Georgia | 14,408 | 645.8 mi² | 22.3 por mi² | USD 52,792 | Sylvania | 13251 |
| Scurry County | Texas | 16,162 | 905.4 mi² | 17.8 por mi² | USD 60,039 | Snyder | 48415 |
| Searcy County | Arkansas | 7,848 | 665.9 mi² | 11.8 por mi² | USD 44,426 | Marshall | 05129 |
| Sebastian County | Arkansas | 130,641 | 531.2 mi² | 246 por mi² | USD 57,790 | Fort Smith | 05131 |
| Sedgwick County | Colorado | 2,247 | 548 mi² | 4.1 por mi² | USD 52,386 | Julesburg | 08115 |
| Sedgwick County | Kansas | 538,433 | 997 mi² | 540 por mi² | USD 69,365 | Wichita | 20173 |
| Seminole County | Florida | 491,884 | 309.4 mi² | 1,590 por mi² | USD 85,761 | Sanford | 12117 |
| Seminole County | Georgia | 9,162 | 237.6 mi² | 38.6 por mi² | USD 49,495 | Donalsonville | 13253 |
| Seminole County | Oklahoma | 23,441 | 632.8 mi² | 37.0 por mi² | USD 48,062 | Wewoka | 40133 |
| Seneca County | New York | 32,883 | 323.7 mi² | 102 por mi² | USD 68,089 | Waterloo | 36099 |
| Seneca County | Ohio | 54,522 | 551 mi² | 98.9 por mi² | USD 66,025 | Tiffin | 39147 |
| Sequatchie County | Tennessee | 17,861 | 265.9 mi² | 67.2 por mi² | USD 58,750 | Dunlap | 47153 |
| Sequoyah County | Oklahoma | 40,842 | 673.6 mi² | 60.6 por mi² | USD 51,093 | Sallisaw | 40135 |
| Sevier County | Arkansas | 15,758 | 563.6 mi² | 28.0 por mi² | USD 53,527 | De Queen | 05133 |
| Sevier County | Tennessee | 101,342 | 592.5 mi² | 171 por mi² | USD 62,581 | Sevierville | 47155 |
| Sevier County | Utah | 22,827 | 1,910 mi² | 11.9 por mi² | USD 74,884 | Richfield | 49041 |
| Seward County | Kansas | 21,073 | 639.7 mi² | 32.9 por mi² | USD 63,827 | Liberal | 20175 |
| Seward County | Nebraska | 18,032 | 571.4 mi² | 31.6 por mi² | USD 82,444 | Seward | 31159 |
| Shackelford County | Texas | 3,197 | 914.3 mi² | 3.5 por mi² | USD 73,047 | Albany | 48417 |
| Shannon County | Missouri | 7,285 | 1,004 mi² | 7.3 por mi² | USD 55,222 | Eminence | 29203 |
| Sharkey County | Mississippi | 3,097 | 431.7 mi² | 7.2 por mi² | USD 40,000 | Rolling Fork | 28125 |
| Sharp County | Arkansas | 18,122 | 604.6 mi² | 30.0 por mi² | USD 44,637 | Ash Flat | 05135 |
| Shasta County | California | 181,648 | 3,776 mi² | 48.1 por mi² | USD 72,636 | Redding | 06089 |
| Shawano County | Wisconsin | 41,560 | 893.2 mi² | 46.5 por mi² | USD 66,479 | Shawano | 55115 |
| Shawnee County | Kansas | 178,607 | 544 mi² | 328 por mi² | USD 67,104 | Topeka | 20177 |
| Sheboygan County | Wisconsin | 118,047 | 511.5 mi² | 231 por mi² | USD 73,094 | Sheboygan | 55117 |
| Shelby County | Alabama | 238,552 | 785.5 mi² | 304 por mi² | USD 97,961 | Columbiana | 01117 |
| Shelby County | Illinois | 20,576 | 758.5 mi² | 27.1 por mi² | USD 72,095 | Shelbyville | 17173 |
| Shelby County | Indiana | 45,882 | 411.1 mi² | 112 por mi² | USD 72,190 | Shelbyville | 18145 |
| Shelby County | Iowa | 11,689 | 590.8 mi² | 19.8 por mi² | USD 72,738 | Harlan | 19165 |
| Shelby County | Kentucky | 51,243 | 379.8 mi² | 135 por mi² | USD 82,604 | Shelbyville | 21211 |
| Shelby County | Missouri | 5,870 | 500.9 mi² | 11.7 por mi² | USD 51,594 | Shelbyville | 29205 |
| Shelby County | Ohio | 48,065 | 407.7 mi² | 118 por mi² | USD 73,978 | Sidney | 39149 |
| Shelby County | Tennessee | 910,226 | 752.8 mi² | 1,209 por mi² | USD 63,767 | Memphis | 47157 |
| Shelby County | Texas | 24,286 | 795.6 mi² | 30.5 por mi² | USD 49,776 | Center | 48419 |
| Shenandoah County | Virginia | 45,839 | 508.1 mi² | 90.2 por mi² | USD 67,191 | Woodstock | 51171 |
| Sherburne County | Minnesota | 104,194 | 432.9 mi² | 241 por mi² | USD 105,466 | Elk River | 27141 |
| Sheridan County | Kansas | 2,427 | 896 mi² | 2.7 por mi² | USD 73,750 | Hoxie | 20179 |
| Sheridan County | Montana | 3,436 | 1,677 mi² | 2.1 por mi² | USD 70,147 | Plentywood | 30091 |
| Sheridan County | Nebraska | 4,809 | 2,440 mi² | 2.0 por mi² | USD 60,121 | Rushville | 31161 |
| Sheridan County | North Dakota | 1,296 | 972.2 mi² | 1.3 por mi² | USD 62,639 | McClusky | 38083 |
| Sheridan County | Wyoming | 33,241 | 2,523 mi² | 13.2 por mi² | USD 71,388 | Sheridan | 56033 |
| Sherman County | Kansas | 5,763 | 1,056 mi² | 5.5 por mi² | USD 61,750 | Goodland | 20181 |
| Sherman County | Nebraska | 2,924 | 565.9 mi² | 5.2 por mi² | USD 63,578 | Loup City | 31163 |
| Sherman County | Oregon | 2,051 | 823.6 mi² | 2.5 por mi² | USD 60,161 | Moro | 41055 |
| Sherman County | Texas | 2,781 | 922.9 mi² | 3.0 por mi² | USD 61,250 | Stratford | 48421 |
| Shiawassee County | Michigan | 67,681 | 531.1 mi² | 127 por mi² | USD 67,404 | Corunna | 26155 |
| Shoshone County | Idaho | 14,130 | 2,637 mi² | 5.4 por mi² | USD 55,527 | Wallace | 16079 |
| Sibley County | Minnesota | 15,356 | 589 mi² | 26.1 por mi² | USD 77,634 | Gaylord | 27143 |
| Sierra County | California | 3,098 | 953.2 mi² | 3.3 por mi² | USD 63,355 | Downieville | 06091 |
| Sierra County | New Mexico | 11,395 | 4,181 mi² | 2.7 por mi² | USD 41,600 | Truth or Consequences | 35051 |
| Silver Bow County | Montana | 36,118 | 718 mi² | 50.3 por mi² | USD 61,754 | Butte | 30093 |
| Simpson County | Kentucky | 20,788 | 234.2 mi² | 88.8 por mi² | USD 59,858 | Franklin | 21213 |
| Simpson County | Mississippi | 25,498 | 589.2 mi² | 43.3 por mi² | USD 56,381 | Mendenhall | 28127 |
| Sioux County | Iowa | 36,774 | 767.9 mi² | 47.9 por mi² | USD 86,098 | Orange City | 19167 |
| Sioux County | Nebraska | 1,188 | 2,067 mi² | 0.58 por mi² | USD 53,929 | Harrison | 31165 |
| Sioux County | North Dakota | 3,667 | 1,094 mi² | 3.4 por mi² | USD 42,083 | Fort Yates | 38085 |
| Siskiyou County | California | 42,013 | 6,279 mi² | 6.7 por mi² | USD 59,095 | Yreka | 06093 |
| Sitka City and Borough | Alaska | 8,319 | 2,870 mi² | 2.9 por mi² | USD 101,727 | Sitka | 02220 |
| Skagit County | Washington | 132,975 | 1,730 mi² | 76.9 por mi² | USD 89,263 | Mount Vernon | 53057 |
| Skagway Municipality | Alaska | 1,104 | 442.9 mi² | 2.5 por mi² | USD 81,136 | Skagway | 02230 |
| Skamania County | Washington | 12,669 | 1,658 mi² | 7.6 por mi² | USD 93,265 | Stevenson | 53059 |
| Slope County | North Dakota | 628 | 1,215 mi² | 0.52 por mi² | USD 71,250 | Amidon | 38087 |
| Smith County | Kansas | 3,566 | 895.5 mi² | 4.0 por mi² | USD 59,135 | Smith Center | 20183 |
| Smith County | Mississippi | 13,991 | 636.3 mi² | 22.0 por mi² | USD 60,916 | Raleigh | 28129 |
| Smith County | Tennessee | 20,981 | 314.3 mi² | 66.8 por mi² | USD 66,293 | Carthage | 47159 |
| Smith County | Texas | 252,549 | 921.5 mi² | 274 por mi² | USD 74,192 | Tyler | 48423 |
| Smyth County | Virginia | 28,882 | 451.4 mi² | 64.0 por mi² | USD 49,883 | Marion | 51173 |
| Snohomish County | Washington | 870,656 | 2,087 mi² | 417 por mi² | USD 111,246 | Everett | 53061 |
| Snyder County | Pennsylvania | 39,655 | 328.8 mi² | 121 por mi² | USD 66,876 | Middleburg | 42109 |
| Socorro County | New Mexico | 15,838 | 6,646 mi² | 2.4 por mi² | USD 36,570 | Socorro | 35053 |
| Solano County | California | 455,376 | 821.7 mi² | 554 por mi² | USD 100,401 | Fairfield | 06095 |
| Somerset County | Maine | 51,620 | 3,924 mi² | 13.2 por mi² | USD 58,179 | Skowhegan | 23025 |
| Somerset County | Maryland | 24,973 | 319.7 mi² | 78.1 por mi² | USD 64,943 | Princess Anne | 24039 |
| Somerset County | New Jersey | 356,486 | 301.9 mi² | 1,181 por mi² | USD 140,374 | Somerville | 34035 |
| Somerset County | Pennsylvania | 72,004 | 1,075 mi² | 67.0 por mi² | USD 61,446 | Somerset | 42111 |
| Somervell County | Texas | 10,261 | 186.2 mi² | 55.1 por mi² | USD 79,825 | Glen Rose | 48425 |
| Sonoma County | California | 486,444 | 1,575 mi² | 309 por mi² | USD 104,674 | Santa Rosa | 06097 |
| South Central Connecticut Planning Region | Connecticut | 578,741 | 367.3 mi² | 1,576 por mi² | USD 88,197 | No disponible | 09170 |
| Southampton County | Virginia | 18,110 | 599.2 mi² | 30.2 por mi² | USD 70,795 | Courtland | 51175 |
| Southeast Fairbanks Census Area | Alaska | 7,270 | 24,839 mi² | 0.29 por mi² | USD 73,882 | No disponible | 02240 |
| Southeastern Connecticut Planning Region | Connecticut | 284,015 | 598.1 mi² | 475 por mi² | USD 86,586 | No disponible | 09180 |
| Spalding County | Georgia | 70,775 | 196 mi² | 361 por mi² | USD 62,071 | Griffin | 13255 |
| Spartanburg County | South Carolina | 380,857 | 808.4 mi² | 471 por mi² | USD 66,234 | Spartanburg | 45083 |
| Spencer County | Indiana | 20,061 | 396.9 mi² | 50.5 por mi² | USD 74,506 | Rockport | 18147 |
| Spencer County | Kentucky | 20,998 | 186.7 mi² | 112 por mi² | USD 102,618 | Taylorsville | 21215 |
| Spink County | South Dakota | 6,155 | 1,503 mi² | 4.1 por mi² | USD 70,139 | Redfield | 46115 |
| Spokane County | Washington | 558,344 | 1,764 mi² | 316 por mi² | USD 78,582 | Spokane | 53063 |
| Spotsylvania County | Virginia | 155,388 | 401.9 mi² | 387 por mi² | USD 112,738 | Spotsylvania Courthouse | 51177 |
| St. Bernard Parish | Louisiana | 45,642 | 377.5 mi² | 121 por mi² | USD 58,651 | Chalmette | 22087 |
| St. Charles Parish | Louisiana | 50,586 | 277.7 mi² | 182 por mi² | USD 80,897 | Hahnville | 22089 |
| St. Charles County | Missouri | 426,499 | 560.3 mi² | 761 por mi² | USD 104,692 | St. Charles | 29183 |
| St. Clair County | Alabama | 98,206 | 631.6 mi² | 155 por mi² | USD 77,463 | Ashville | 01115 |
| St. Clair County | Illinois | 250,708 | 657.7 mi² | 381 por mi² | USD 73,854 | Belleville | 17163 |
| St. Clair County | Michigan | 160,486 | 721.5 mi² | 222 por mi² | USD 71,270 | Port Huron | 26147 |
| St. Clair County | Missouri | 9,976 | 675 mi² | 14.8 por mi² | USD 53,043 | Osceola | 29185 |
| St. Croix County | Wisconsin | 98,276 | 722.2 mi² | 136 por mi² | USD 103,046 | Hudson | 55109 |
| St. Francis County | Arkansas | 21,800 | 634.8 mi² | 34.3 por mi² | USD 42,574 | Forrest City | 05123 |
| St. Francois County | Missouri | 67,809 | 451.9 mi² | 150 por mi² | USD 57,477 | Farmington | 29187 |
| St. Helena Parish | Louisiana | 10,758 | 408.5 mi² | 26.3 por mi² | USD 41,934 | Greensburg | 22091 |
| St. James Parish | Louisiana | 18,938 | 237.9 mi² | 79.6 por mi² | USD 65,531 | Convent | 22093 |
| St. John the Baptist Parish | Louisiana | 39,875 | 214.5 mi² | 186 por mi² | USD 66,630 | Edgard | 22095 |
| St. Johns County | Florida | 346,328 | 600.7 mi² | 577 por mi² | USD 109,839 | St. Augustine | 12109 |
| St. Joseph County | Indiana | 272,861 | 457.8 mi² | 596 por mi² | USD 66,868 | South Bend | 18141 |
| St. Joseph County | Michigan | 60,968 | 500.6 mi² | 122 por mi² | USD 66,425 | Centreville | 26149 |
| St. Landry Parish | Louisiana | 80,765 | 923.4 mi² | 87.5 por mi² | USD 44,462 | Opelousas | 22097 |
| St. Lawrence County | New York | 105,488 | 2,680 mi² | 39.4 por mi² | USD 62,850 | Canton | 36089 |
| St. Louis County | Minnesota | 200,518 | 6,248 mi² | 32.1 por mi² | USD 70,069 | Duluth | 27137 |
| St. Louis County | Missouri | 990,911 | 508.5 mi² | 1,949 por mi² | USD 82,936 | Clayton | 29189 |
| St. Louis city | Missouri | 278,144 | 61.7 mi² | 4,507 por mi² | USD 56,160 | St. Louis city | 29510 |
| St. Lucie County | Florida | 402,449 | 571.9 mi² | 704 por mi² | USD 71,457 | Fort Pierce | 12111 |
| St. Martin Parish | Louisiana | 51,106 | 737.5 mi² | 69.3 por mi² | USD 55,960 | St. Martinville | 22099 |
| St. Mary Parish | Louisiana | 46,552 | 558.5 mi² | 83.3 por mi² | USD 52,576 | Franklin | 22101 |
| St. Mary's County | Maryland | 116,692 | 358.6 mi² | 325 por mi² | USD 119,446 | Leonardtown | 24037 |
| St. Tammany Parish | Louisiana | 279,108 | 845.3 mi² | 330 por mi² | USD 81,202 | Covington | 22103 |
| Stafford County | Kansas | 4,005 | 792 mi² | 5.1 por mi² | USD 64,226 | St. John | 20185 |
| Stafford County | Virginia | 170,803 | 268.5 mi² | 636 por mi² | USD 137,807 | Stafford | 51179 |
| Stanislaus County | California | 557,719 | 1,496 mi² | 373 por mi² | USD 81,468 | Modesto | 06099 |
| Stanley County | South Dakota | 3,018 | 1,444 mi² | 2.1 por mi² | USD 87,712 | Fort Pierre | 46117 |
| Stanly County | North Carolina | 68,830 | 395.1 mi² | 174 por mi² | USD 60,704 | Albemarle | 37167 |
| Stanton County | Kansas | 1,986 | 680.4 mi² | 2.9 por mi² | USD 71,700 | Johnson City | 20187 |
| Stanton County | Nebraska | 5,744 | 427.6 mi² | 13.4 por mi² | USD 80,687 | Stanton | 31167 |
| Stark County | Illinois | 5,319 | 288.1 mi² | 18.5 por mi² | USD 62,878 | Toulon | 17175 |
| Stark County | North Dakota | 34,013 | 1,335 mi² | 25.5 por mi² | USD 84,449 | Dickinson | 38089 |
| Stark County | Ohio | 373,771 | 574.9 mi² | 650 por mi² | USD 67,934 | Canton | 39151 |
| Starke County | Indiana | 23,425 | 309.1 mi² | 75.8 por mi² | USD 63,960 | Knox | 18149 |
| Starr County | Texas | 66,319 | 1,223 mi² | 54.2 por mi² | USD 37,639 | Rio Grande City | 48427 |
| Staunton city | Virginia | 26,801 | 19.9 mi² | 1,345 por mi² | USD 65,581 | Staunton city | 51790 |
| Ste. Genevieve County | Missouri | 18,689 | 499.2 mi² | 37.4 por mi² | USD 66,339 | Ste. Genevieve | 29186 |
| Stearns County | Minnesota | 164,110 | 1,343 mi² | 122 por mi² | USD 77,066 | St. Cloud | 27145 |
| Steele County | Minnesota | 37,464 | 429.6 mi² | 87.2 por mi² | USD 84,196 | Owatonna | 27147 |
| Steele County | North Dakota | 1,797 | 712.1 mi² | 2.5 por mi² | USD 77,500 | Finley | 38091 |
| Stephens County | Georgia | 27,854 | 178.9 mi² | 156 por mi² | USD 54,754 | Toccoa | 13257 |
| Stephens County | Oklahoma | 44,310 | 870.2 mi² | 50.9 por mi² | USD 61,620 | Duncan | 40137 |
| Stephens County | Texas | 9,380 | 896.7 mi² | 10.5 por mi² | USD 58,008 | Breckenridge | 48429 |
| Stephenson County | Illinois | 43,220 | 564.2 mi² | 76.6 por mi² | USD 64,043 | Freeport | 17177 |
| Sterling County | Texas | 1,349 | 923.4 mi² | 1.5 por mi² | USD 64,954 | Sterling City | 48431 |
| Steuben County | Indiana | 34,799 | 308.8 mi² | 113 por mi² | USD 74,911 | Angola | 18151 |
| Steuben County | New York | 91,855 | 1,391 mi² | 66.1 por mi² | USD 65,887 | Bath | 36101 |
| Stevens County | Kansas | 4,984 | 727.4 mi² | 6.9 por mi² | USD 64,178 | Hugoton | 20189 |
| Stevens County | Minnesota | 9,747 | 563.7 mi² | 17.3 por mi² | USD 75,733 | Morris | 27149 |
| Stevens County | Washington | 49,668 | 2,477 mi² | 20.1 por mi² | USD 69,327 | Colville | 53065 |
| Stewart County | Georgia | 4,631 | 458.8 mi² | 10.1 por mi² | USD 33,250 | Lumpkin | 13259 |
| Stewart County | Tennessee | 14,439 | 459.8 mi² | 31.4 por mi² | USD 63,114 | Dover | 47161 |
| Stillwater County | Montana | 9,445 | 1,797 mi² | 5.3 por mi² | USD 84,732 | Columbus | 30095 |
| Stoddard County | Missouri | 28,284 | 823.1 mi² | 34.4 por mi² | USD 57,957 | Bloomfield | 29207 |
| Stokes County | North Carolina | 46,126 | 449.3 mi² | 103 por mi² | USD 62,969 | Danbury | 37169 |
| Stone County | Arkansas | 12,703 | 606.4 mi² | 20.9 por mi² | USD 40,943 | Mountain View | 05137 |
| Stone County | Mississippi | 19,654 | 445.5 mi² | 44.1 por mi² | USD 61,413 | Wiggins | 28131 |
| Stone County | Missouri | 32,503 | 463.8 mi² | 70.1 por mi² | USD 63,520 | Galena | 29209 |
| Stonewall County | Texas | 1,186 | 916.3 mi² | 1.3 por mi² | USD 56,875 | Aspermont | 48433 |
| Storey County | Nevada | 4,260 | 263.8 mi² | 16.1 por mi² | USD 93,409 | Virginia City | 32029 |
| Story County | Iowa | 101,291 | 572.5 mi² | 177 por mi² | USD 69,685 | Nevada | 19169 |
| Strafford County | New Hampshire | 135,043 | 367.5 mi² | 367 por mi² | USD 88,570 | Dover | 33017 |
| Stutsman County | North Dakota | 21,414 | 2,222 mi² | 9.6 por mi² | USD 61,856 | Jamestown | 38093 |
| Sublette County | Wyoming | 8,929 | 4,886 mi² | 1.8 por mi² | USD 83,597 | Pinedale | 56035 |
| Suffolk County | Massachusetts | 791,891 | 58.3 mi² | 13,593 por mi² | USD 95,631 | Boston | 25025 |
| Suffolk County | New York | 1,546,090 | 910.9 mi² | 1,697 por mi² | USD 130,686 | Riverhead | 36103 |
| Suffolk city | Virginia | 104,699 | 399.2 mi² | 262 por mi² | USD 92,666 | Suffolk city | 51800 |
| Sullivan County | Indiana | 20,831 | 447.2 mi² | 46.6 por mi² | USD 56,204 | Sullivan | 18153 |
| Sullivan County | Missouri | 5,738 | 648 mi² | 8.9 por mi² | USD 56,964 | Milan | 29211 |
| Sullivan County | New Hampshire | 43,961 | 537.9 mi² | 81.7 por mi² | USD 80,858 | Newport | 33019 |
| Sullivan County | New York | 80,586 | 968.1 mi² | 83.2 por mi² | USD 72,382 | Monticello | 36105 |
| Sullivan County | Pennsylvania | 5,856 | 449.9 mi² | 13.0 por mi² | USD 69,764 | Laporte | 42113 |
| Sullivan County | Tennessee | 163,759 | 413.5 mi² | 396 por mi² | USD 58,807 | Blountville | 47163 |
| Sully County | South Dakota | 1,479 | 1,007 mi² | 1.5 por mi² | USD 72,578 | Onida | 46119 |
| Summers County | West Virginia | 11,532 | 360.6 mi² | 32.0 por mi² | USD 40,699 | Hinton | 54089 |
| Summit County | Colorado | 31,517 | 608.3 mi² | 51.8 por mi² | USD 109,773 | Breckenridge | 08117 |
| Summit County | Ohio | 538,376 | 412.7 mi² | 1,305 por mi² | USD 71,622 | Akron | 39153 |
| Summit County | Utah | 43,141 | 1,871 mi² | 23.1 por mi² | USD 138,114 | Coalville | 49043 |
| Sumner County | Kansas | 22,312 | 1,182 mi² | 18.9 por mi² | USD 63,951 | Wellington | 20191 |
| Sumner County | Tennessee | 215,538 | 529.5 mi² | 407 por mi² | USD 90,301 | Gallatin | 47165 |
| Sumter County | Alabama | 11,588 | 903.8 mi² | 12.8 por mi² | USD 33,310 | Livingston | 01119 |
| Sumter County | Florida | 157,772 | 557.1 mi² | 283 por mi² | USD 76,508 | Bushnell | 12119 |
| Sumter County | Georgia | 28,801 | 482.9 mi² | 59.6 por mi² | USD 42,653 | Americus | 13261 |
| Sumter County | South Carolina | 105,067 | 665.1 mi² | 158 por mi² | USD 56,693 | Sumter | 45085 |
| Sunflower County | Mississippi | 22,893 | 697.8 mi² | 32.8 por mi² | USD 39,956 | Indianola | 28133 |
| Surry County | North Carolina | 72,287 | 532.6 mi² | 136 por mi² | USD 55,656 | Dobson | 37171 |
| Surry County | Virginia | 6,603 | 278.9 mi² | 23.7 por mi² | USD 78,041 | Surry | 51181 |
| Susquehanna County | Pennsylvania | 38,237 | 823.5 mi² | 46.4 por mi² | USD 68,487 | Montrose | 42115 |
| Sussex County | Delaware | 277,140 | 936.1 mi² | 296 por mi² | USD 81,497 | Georgetown | 10005 |
| Sussex County | New Jersey | 148,063 | 518.5 mi² | 286 por mi² | USD 116,186 | Newton | 34037 |
| Sussex County | Virginia | 10,755 | 490.2 mi² | 21.9 por mi² | USD 63,530 | Sussex | 51183 |
| Sutter County | California | 98,787 | 602.7 mi² | 164 por mi² | USD 79,704 | Yuba City | 06101 |
| Sutton County | Texas | 3,203 | 1,454 mi² | 2.2 por mi² | USD 78,906 | Sonora | 48435 |
| Suwannee County | Florida | 48,149 | 688.6 mi² | 69.9 por mi² | USD 56,658 | Live Oak | 12121 |
| Swain County | North Carolina | 14,024 | 527.7 mi² | 26.6 por mi² | USD 52,349 | Bryson City | 37173 |
| Sweet Grass County | Montana | 3,762 | 1,856 mi² | 2.0 por mi² | USD 77,000 | Big Timber | 30097 |
| Sweetwater County | Wyoming | 41,267 | 10,427 mi² | 4.0 por mi² | USD 75,034 | Green River | 56037 |
| Swift County | Minnesota | 9,763 | 742 mi² | 13.2 por mi² | USD 60,412 | Benson | 27151 |
| Swisher County | Texas | 6,703 | 890.2 mi² | 7.5 por mi² | USD 36,165 | Tulia | 48437 |
| Switzerland County | Indiana | 10,037 | 220.7 mi² | 45.5 por mi² | USD 65,343 | Vevay | 18155 |
Fuentes: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, publicado el 26 de marzo de 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, publicado el 10 de septiembre de 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, publicado el 29 de enero de 2026. Consultado el 30 de agosto de 2026.