County Maps US

Tishomingo County, Mississippi

A county in Mississippi, ranked 48 of 82 by population.

CountyFIPS 28141

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

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Population
18,639
-209 (-1.1%) since 2020
Land area
424.3
square miles. A further 4.5% of the total area is water
Population density
43.9
people per square mile, computed rather than published
County seat
Iuka
Seat of county government.
Established
1836
189 years ago
Largest city
Iuka city
Population 3,105.

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 Tishomingo 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 Tishomingo County, Mississippi 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 381 by 800 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 Tishomingo County ranks

Position among the 82 counties of Mississippi, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn MississippiNationally
Population18,63948th of 821,900th of 3,144
Land area424.3 sq mi65th of 822,386th of 3,144
Population density43.9 per sq mi38th of 821,590th of 3,144
Median household income$53,04026th of 822,594th of 3,143

Full data for Tishomingo County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population18,639Vintage 2025 Population Estimates
Population in 202018,848Vintage 2025 Population Estimates
2020 estimates base?18,855Vintage 2025 Population Estimates
Land area424.3 sq mi2025 Gazetteer Files
Water area20.2 sq mi2025 Gazetteer Files
Total area444.5 sq mi2025 Gazetteer Files
Population density?43.9 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$53,040American Community Survey 2020-2024 5-Year Estimates
Median home value$145,100American Community Survey 2020-2024 5-Year Estimates
Median age43.4American Community Survey 2020-2024 5-Year Estimates
Households8,834American Community Survey 2020-2024 5-Year Estimates
Housing units10,577American 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
-136
187 births, 323 deaths
Net migration
+171
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 7 areas bordering Tishomingo 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
Prentiss CountyMississippi22 mi25,284
Colbert CountyAlabama22 mi59,474
Alcorn CountyMississippi17 mi34,569
Itawamba CountyMississippi9.9 mi24,152
Lauderdale CountyAlabama9.6 mi97,135
Hardin CountyTennessee9.3 mi27,983
Franklin CountyAlabama8.2 mi32,449

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

All 82 counties of Mississippi

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

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