County Maps US

Willacy County, Texas

A county in Texas, ranked 124 of 254 by population.

CountyFIPS 48489

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

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Population
19,971
-154 (-0.8%) since 2020
Land area
590.6
square miles. A further 24.7% of the total area is water
Population density
33.8
people per square mile, computed rather than published
County seat
Raymondville
Seat of county government.
Established
1911
114 years ago
Largest city
Raymondville city
Population 10,082.

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 Willacy 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 Willacy 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 406 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 Willacy 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
Population19,971124th of 2541,827th of 3,144
Land area590.6 sq mi230th of 2541,658th of 3,144
Population density33.8 per sq mi101st of 2541,821st of 3,144
Median household income$54,180206th of 2542,522nd of 3,143

Full data for Willacy County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population19,971Vintage 2025 Population Estimates
Population in 202020,125Vintage 2025 Population Estimates
2020 estimates base?20,161Vintage 2025 Population Estimates
Land area590.6 sq mi2025 Gazetteer Files
Water area194.2 sq mi2025 Gazetteer Files
Total area784.8 sq mi2025 Gazetteer Files
Population density?33.8 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$54,180American Community Survey 2020-2024 5-Year Estimates
Median home value$73,600American Community Survey 2020-2024 5-Year Estimates
Median age34.3American Community Survey 2020-2024 5-Year Estimates
Households5,691American Community Survey 2020-2024 5-Year Estimates
Housing units6,885American 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
+56
240 births, 184 deaths
Net migration
-155
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 3 areas bordering Willacy 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
Cameron CountyTexas55 mi433,946
Kenedy CountyTexas45 mi319
Hidalgo CountyTexas28 mi921,549

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.