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Starr County, Texas facts for kids

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Starr County, Texas
Map of Texas highlighting Starr County
Location in the state of Texas
Map of the USA highlighting Texas
Texas's location in the U.S.
Founded 1848
Seat Rio Grande City
Largest City Rio Grande City
 - Total
 - Land
 - Water

1,229 sq mi (3,183 km²)
1,223 sq mi (3,168 km²)
5.9 sq mi (15 km²), 0.5%
 - (2010)
 - Density

50/sq mi (19/km²)
Time zone Central: UTC-6/-5
Named for: James Harper Starr

Starr County is a county located in the U.S. state of Texas. As of the 2010 census, its population was 60,968. Its county seat is Rio Grande City. The county was created in 1848. It is named for James Harper Starr, who served as Secretary of the Treasury of the Republic of Texas.

Starr County comprises the Rio Grande City, TX Micropolitan Statistical Area, which is also included in the McAllen-Edinburg, TX Combined Statistical Area. It is northeast from the Mexican border.


From 2000 to 2010 the population of Starr County increased from 53,597 to 60,968.


According to the U.S. Census Bureau, the county has a total area of 1,229 square miles (3,180 km2), of which 1,223 square miles (3,170 km2) is land and 5.9 square miles (15 km2) (0.5%) is water.

Major highways

  • US 83.svg U.S. Highway 83

Adjacent counties and municipalities

National protected area

  • Lower Rio Grande Valley National Wildlife Refuge (part)


Historical population
Census Pop.
1860 2,406
1870 4,154 72.7%
1880 8,304 99.9%
1890 10,749 29.4%
1900 11,469 6.7%
1910 13,151 14.7%
1920 11,089 −15.7%
1930 11,409 2.9%
1940 13,312 16.7%
1950 13,948 4.8%
1960 17,137 22.9%
1970 17,707 3.3%
1980 27,266 54.0%
1990 40,518 48.6%
2000 53,597 32.3%
2010 60,968 13.8%
Est. 2015 63,795 4.6%
U.S. Decennial Census
1850–2010 2010–2014

As of the 2010 United States Census, there were 60,968 people residing in the county. 0.4% were White, 0.2% Asian, 0.1% Native American, 0.1% Black or African American, 3.0% of some other race and 0.5% of two or more races. 95.7% were Hispanic or Latino (of any race). According to the Census Bureau, Starr County had the highest percentage of Hispanic residents of any county in the United States.

As of the census of 2000, there were 53,597 people, 14,410 households, and 12,666 families residing in the county. The population density was 44 people per square mile (17/km²). There were 17,589 housing units at an average density of 14 per square mile (6/km²). The racial makeup of the county was 87.92% White, 0.15% Black or African American, 0.25% Native American, 0.28% Asian, 0.04% Pacific Islander, 9.91% from other races, and 1.46% from two or more races.

There were 14,410 households out of which 54.70% had children under the age of 18 living with them, 66.50% were married couples living together, 17.40% had a female householder with no husband present, and 12.10% were non-families. 11.30% of all households were made up of individuals and 5.90% had someone living alone who was 65 years of age or older. The average household size was 3.69 and the average family size was 4.01.

In the county, the population was spread out with 37.40% under the age of 18, 11.00% from 18 to 24, 27.10% from 25 to 44, 16.30% from 45 to 64, and 8.20% who were 65 years of age or older. The median age was 26 years. For every 100 females there were 94.20 males. For every 100 females age 18 and over, there were 88.10 males.

The median income for a household in the county was $16,504, and the median income for a family was $17,556. Males had a median income of $17,398 versus $13,533 for females. The per capita income for the county was $7,069, which is the third-lowest in the United States. About 47.40% of families and 50.90% of the population were below the poverty line, including 59.40% of those under age 18 and 43.30% of those age 65 or over.

As of 2009 the median household income was $22,418.

Presidential elections

Starr County has long been a strongly Democratic county but suffers from low voter turnout with only approximately 20 percent of its 53,000 residents voting. No Republican has won the county for President since incumbent Benjamin Harrison in 1892 and the county favored Michael Dukakis by the highest percentage in the nation. Starr County is among a handful of counties in Texas that gave the majority of their votes to Senator John Kerry of Massachusetts, who received 7,199 votes (74 percent) while George W. Bush received 2,552 votes (26 percent). In 2008, Illinois Senator Barack H. Obama did a lot better than Kerry in Starr County, receiving 8,233 votes (84 percent). Arizona Republican Senator John McCain received 1,488 votes (15 percent). In 2016, Donald Trump received 2,218 votes (19 percent). It currently has the longest streak of voting Democrat in the entire country.


As of 2011 Starr County has about 55 colonias. By 2011 many families were moving to the colonias.

Between the 2000 and 2010 census Starr County went through many changes. Four CDPs were deleted, one gained area, twelve lost area and ninety-two new CDPs were created. Only eleven remained unchanged.


Census-designated places

Other unincorporated communities

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