County Maps US

Falls County, Texas

A county in Texas, ranked 134 of 254 by population.

CountyFIPS 48145

Within Texas
Falls County, highlighted, with the areas around it. Boundaries generalised from the 2025 Census cartographic boundary file; neighbour fills carry no data. The dot marks Marlin, the county seat, located via the 2025 Census Gazetteer.

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Population
17,869
+927 (+5.5%) since 2020
Land area
765.5
square miles. A further 1.1% of the total area is water
Population density
23.3
people per square mile, computed rather than published
County seat
Marlin
Seat of county government.
Established
1850
175 years ago
Largest city
Marlin city
Population 5,599.

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; Wikidata (CC0), Wikidata. Retrieved 30 August 2026.

Satellite view

Aerial imagery of Falls County with its boundary drawn on top. A map shows you the shape; this shows you what is inside it, and which side of the line a place falls on.

Aerial view of Falls County, Texas from the USGS National Map, with its boundary outlined
Imagery: USGS National Map, USGS Imagery Only, public domain, requested from USGS by your browser when you reach this point on the page, at 800 by 743 pixels. The boundary is the 2025 Census cartographic boundary file, reprojected to Web Mercator to match the imagery. You can also open the USGS National Map viewer.

Where Falls County ranks

Position among the 254 counties of Texas, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn TexasNationally
Population17,869134th of 2541,943rd of 3,144
Land area765.5 sq mi207th of 2541,137th of 3,144
Population density23.3 per sq mi123rd of 2542,112th of 3,144
Median household income$57,247194th of 2542,312th of 3,143

Full data for Falls County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population17,869Vintage 2025 Population Estimates
Population in 202016,942Vintage 2025 Population Estimates
2020 estimates base?16,966Vintage 2025 Population Estimates
Land area765.5 sq mi2025 Gazetteer Files
Water area8.4 sq mi2025 Gazetteer Files
Total area773.9 sq mi2025 Gazetteer Files
Population density?23.3 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$57,247American Community Survey 2020-2024 5-Year Estimates
Median home value$110,900American Community Survey 2020-2024 5-Year Estimates
Median age40.6American Community Survey 2020-2024 5-Year Estimates
Households6,344American Community Survey 2020-2024 5-Year Estimates
Housing units7,450American Community Survey 2020-2024 5-Year Estimates

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, released 29 January 2026. Population density is computed here, not published: it divides the Vintage 2025 population estimate by the 2025 Gazetteer land area, which are two different Census products. Retrieved 30 August 2026.

How the population changed

The Census Bureau publishes the components behind an estimate, not just the total. For the year to July 2025:

Births minus deaths
-19
196 births, 215 deaths
Net migration
+132
More people moved in than moved out.

Source: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026. Retrieved 30 August 2026.

The 5 areas bordering Falls County

Ordered by the length of the border actually shared, which the Census Bureau publishes in its county adjacency file and which no other county reference presents.

Bordering areaStateShared borderPopulation
McLennan CountyTexas33 mi272,020
Limestone CountyTexas24 mi22,849
Bell CountyTexas24 mi402,248
Milam CountyTexas17 mi26,258
Robertson CountyTexas16 mi17,839

Source: US Census Bureau, County Adjacency File, 2025 County Adjacency File, released 15 September 2025. Retrieved 30 August 2026.

All 254 counties of Texas

Open the interactive Texas county map, or jump straight to any of them.

Data on this page last rebuilt 30 August 2026. How these figures are produced.