Elmendorf is a city in Bexar County, Texas, United States. It is part of the San Antonio—New Braunfels Metropolitan Statistical Area. The population was 1,488 at the 2010 census. It was founded in 1885 and named after Henry Elmendorf, a former mayor of San Antonio. For a long time, the biggest employer was Star Clay Products.
Elmendorf is located in southeastern Bexar County at 29°15′41″N 98°19′50″W / 29.26139°N 98.33056°W / 29.26139; -98.33056 (29.261357, -98.330547), 17 miles (27 km) southeast of downtown San Antonio at the juncture of Farm Road 327 and the Southern Pacific Railroad. A small portion of Elmendorf extends to the southeast into Wilson County.
According to the United States Census Bureau, the city has a total area of 4.5 square miles (11.7 km), of which 0.023 square miles (0.06 km), or 5.00%, is water.
As of the census of 2000, there were 664 people, 226 households, and 162 families residing in the city. The population density was 537.4 people per square mile (206.8/km²). There were 266 housing units at an average density of 215.3/sq mi (82.8/km²). The racial makeup of the city was 65.81% White, 0.75% African American, 1.05% Native American, 0.15% Asian, 28.46% from other races, and 3.77% from two or more races. Hispanic or Latino of any race were 74.10% of the population.
There were 226 households out of which 36.3% had children under the age of 18 living with them, 51.3% were married couples living together, 13.3% had a female householder with no husband present, and 27.9% were non-families. 24.3% of all households were made up of individuals and 8.8% had someone living alone who was 65 years of age or older. The average household size was 2.93 and the average family size was 3.56.
In the city, the population was spread out with 30.7% under the age of 18, 8.6% from 18 to 24, 28.6% from 25 to 44, 22.0% from 45 to 64, and 10.1% who were 65 years of age or older. The median age was 34 years. For every 100 females, there were 93.6 males. For every 100 females age 18 and over, there were 96.6 males.
The median income for a household in the city was $26,500, and the median income for a family was $36,875. Males had a median income of $27,109 versus $19,583 for females. The per capita income for the city was $12,316. About 24.1% of families and 30.2% of the population were below the poverty line, including 39.6% of those under age 18 and 30.4% of those age 65 or over.