County Maps US

Ector County, Texas

A county in Texas, ranked 32 of 254 by population.

CountyFIPS 48135

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

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Population
173,801
+8,310 (+5.0%) since 2020
Land area
897.9
square miles. A further 0.4% of the total area is water
Population density
194
people per square mile, computed rather than published
County seat
Odessa
Seat of county government.
Established
1891
134 years ago
Largest city
Odessa city
Population 118,390 for the whole place, which extends beyond this county.

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 Ector 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 Ector 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 799 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 Ector 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
Population173,80132nd of 254406th of 3,144
Land area897.9 sq mi152nd of 254868th of 3,144
Population density194 per sq mi35th of 254575th of 3,144
Median household income$71,53674th of 2541,083rd of 3,143

Full data for Ector County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population173,801Vintage 2025 Population Estimates
Population in 2020165,491Vintage 2025 Population Estimates
2020 estimates base?165,177Vintage 2025 Population Estimates
Land area897.9 sq mi2025 Gazetteer Files
Water area3.9 sq mi2025 Gazetteer Files
Total area901.8 sq mi2025 Gazetteer Files
Population density?194 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$71,536American Community Survey 2020-2024 5-Year Estimates
Median home value$200,200American Community Survey 2020-2024 5-Year Estimates
Median age31.4American Community Survey 2020-2024 5-Year Estimates
Households64,563American Community Survey 2020-2024 5-Year Estimates
Housing units68,899American 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
+1,767
3,101 births, 1,334 deaths
Net migration
+1,360
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 6 areas bordering Ector 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
Andrews CountyTexas30 mi18,914
Midland CountyTexas30 mi187,855
Winkler CountyTexas30 mi7,540
Crane CountyTexas26 mi4,554
Ward CountyTexas1.9 mi11,125
Upton CountyTexas1.8 mi3,131

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.