County Maps US

Dawson County, Texas

A county in Texas, ranked 157 of 254 by population.

CountyFIPS 48115

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

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Population
11,776
-698 (-5.6%) since 2020
Land area
900.3
square miles. A further 0.2% of the total area is water
Population density
13.1
people per square mile, computed rather than published
County seat
Lamesa
Seat of county government.
Established
1876
149 years ago
Largest city
Lamesa city
Population 8,103.

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 Dawson 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 Dawson 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 798 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 Dawson 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
Population11,776157th of 2542,299th of 3,144
Land area900.3 sq mi144th of 254851st of 3,144
Population density13.1 per sq mi156th of 2542,453rd of 3,144
Median household income$54,360204th of 2542,512th of 3,143

Full data for Dawson County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population11,776Vintage 2025 Population Estimates
Population in 202012,474Vintage 2025 Population Estimates
2020 estimates base?12,461Vintage 2025 Population Estimates
Land area900.3 sq mi2025 Gazetteer Files
Water area1.8 sq mi2025 Gazetteer Files
Total area902.1 sq mi2025 Gazetteer Files
Population density?13.1 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$54,360American Community Survey 2020-2024 5-Year Estimates
Median home value$103,400American Community Survey 2020-2024 5-Year Estimates
Median age34.8American Community Survey 2020-2024 5-Year Estimates
Households4,043American Community Survey 2020-2024 5-Year Estimates
Housing units4,903American 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
+5
162 births, 157 deaths
Net migration
-81
More people moved out than moved in.

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

The 6 areas bordering Dawson 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
Borden CountyTexas30 mi567
Gaines CountyTexas30 mi23,956
Martin CountyTexas30 mi5,284
Lynn CountyTexas22 mi6,017
Terry CountyTexas7.7 mi11,720
Howard CountyTexasa single point30,504

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.