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Castle Hills, Texas
Location of Castle Hills, Texas
Location of Castle Hills, Texas
Country United States
State Texas
County Bexar
 • Total 2.5 sq mi (6.4 km2)
 • Land 2.5 sq mi (6.4 km2)
 • Water 0.0 sq mi (0.0 km2)
840 ft (256 m)
 • Total 4,116
Time zone UTC-6 (Central (CST))
 • Summer (DST) UTC-5 (CDT)
ZIP code
Area code(s) 210, 726 (planned)
FIPS code 48-13276
GNIS feature ID 1332298

Castle Hills is a city located in Bexar County, Texas, United States. As of the 2010 census, the city had a total population of 4,116. It is an enclave of San Antonio and is part of the San Antonio Metropolitan Statistical Area.


Castle Hills is located at 29°31'18" North, 98°30'60" West (29.521762, -98.516601). The town borders Uptown San Antonio to the west and is about 7 miles (10 miles driving distance) north of Downtown San Antonio.

According to the United States Census Bureau, the city has a total area of 2.5 square miles (6.5 km2), of which, 2.5 square miles (6.5 km2) of it is land and none of the area is covered with water.

Castle Hills is an independent municipality, completely surrounded by the city of San Antonio. It is bisected into a northern and southern half by interstate highway loop I-410. It is located at the southern end of Northwest Military Highway, the northern end being located at U.S. Army Camp Bullis.


Historical population
Census Pop.
1960 2,622
1970 5,311 102.6%
1980 4,773 −10.1%
1990 4,198 −12.0%
2000 4,202 0.1%
2010 4,116 −2.0%
Est. 2015 4,424 7.5%
U.S. Decennial Census

As of the census of 2010, there are 4,116 people, 1,887 households, and 1,124 families residing in the city. There are 2,047 housing units. The racial makeup of the city is 90.5% White, 1.0% African American, 0.3% Native American, 1.7% Asian, 4.8% from other races, and 1.7% from two or more races. 38.9% of the population are Hispanic or Latino of any race, with the majority being Mexican American.

There are 1,877 households out of which 18.0% have children under the age of 18 living with them, 49.0% are married couples living together, 7.8% have a female householder with no husband present, and 40.4% are non-families. 35.8% of all households are made up of individuals and 26.3% have someone living alone who is 65 years of age or older. The average household size is 2.18 and the average family size is 2.83.

In the city, the population is spread out with 17.1% under the age of 18, 4.8% from 18 to 24, 15.2% from 25 to 44, 30.0% from 45 to 64, and 32.8% who are 65 years of age or older. The median age is 54 years.

The median income for a household in the city is $69,637, and the median income for a family is $104,716. Males have a median income of $59,911 versus $36,676 for females. The per capita income for the city is $49,137. 5.9% of the population and 4.2% of families are below the poverty line. Out of the total population, none of those under the age of 18 and 11.8% of those 65 and older are living below the poverty line.


The climate in this area is characterized by hot, humid summers and generally mild to cool winters. According to the Köppen Climate Classification system, Castle Hills has a humid subtropical climate, abbreviated "Cfa" on climate maps.

Parks and recreation

The Commons at Castle Hills, a recreational area, opened in 2003. It hosts recreational activities, and is between the fire station and city hall.

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