| Official Name: | La Coste, Texas |
| Settlement Type: | City |
| Mapsize: | 250px |
| Image Map1: | Medina County LaCoste.svg |
| Mapsize1: | 250px |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Texas |
| Subdivision Type2: | County |
| Subdivision Name2: | Medina |
| Leader Title: | Mayor |
| Leader Name: | Andrew Keller |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 1.64 |
| Area Land Km2: | 1.63 |
| Area Water Km2: | 0.00 |
| Area Total Sq Mi: | 0.63 |
| Area Land Sq Mi: | 0.63 |
| Area Water Sq Mi: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 1077 |
| Population Density Km2: | auto |
| Population Density Sq Mi: | auto |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 712 |
| Coordinates: | 29.3114°N -98.8128°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 78039 |
| Area Code: | 830 |
| Blank Name: | FIPS code |
| Blank Info: | 48-40108[2] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1360818 |
La Coste is a city in Medina County, Texas, United States. The population was 1,077 at the 2010 census. It is part of the San Antonio Metropolitan Statistical Area.
According to the United States Census Bureau, the city has a total area of 0.6sqmi, all of it land.
| White (NH) | 390 | 36.21% | |
| Native American or Alaska Native (NH) | 8 | 0.74% | |
| Asian (NH) | 3 | 0.28% | |
| Pacific Islander (NH) | 1 | 0.09% | |
| Some Other Race (NH) | 3 | 0.28% | |
| Mixed/Multi-Racial (NH) | 18 | 1.67% | |
| Hispanic or Latino | 654 | 60.72% | |
| Total | 1,077 |
As of the census of 2000, there were 1,255 people, 416 households, and 338 families residing in the city. The population density was 1954sp=usNaNsp=us. There were 466 housing units at an average density of 725.6sp=usNaNsp=us. The racial makeup of the city was 79.60% White, 1.43% African American, 1.20% Native American, 0.40% Asian, 14.02% from other races, and 3.35% from two or more races. Hispanic or Latino of any race were 51.63% of the population.
In 2000 La Coste was the place in the United States with the highest percentage of its population reporting Alsatian ancestry, with 7.1% of the population reporting Alsatian ancestry.[4]
There were 416 households, out of which 40.9% had children under the age of 18 living with them, 58.9% were married couples living together, 17.8% had a female householder with no husband present, and 18.8% were non-families. 16.6% of all households were made up of individuals, and 6.7% had someone living alone who was 65 years of age or older. The average household size was 3.01 and the average family size was 3.37.
In the city, the population was spread out, with 31.5% under the age of 18, 8.8% from 18 to 24, 30.0% from 25 to 44, 18.2% from 45 to 64, and 11.5% who were 65 years of age or older. The median age was 32 years. For every 100 females, there were 95.5 males. For every 100 females age 18 and over, there were 93.7 males.
The median income for a household in the city was $36,786, and the median income for a family was $39,342. Males had a median income of $25,750 versus $19,773 for females. The per capita income for the city was $13,199. About 8.5% of families and 13.5% of the population were below the poverty line, including 20.9% of those under age 18 and 10.4% of those age 65 or over.
The City of La Coste is served by the Medina Valley Independent School District.