San Carlos
San Carlos is off State Highway 107 fifteen miles northeast of McAllen in southeastern Hidalgo County. It became a station on the Texas and New Orleans Railroad in 1927. From 1933 to the mid-1960s San Carlos had two stores and a population of fifty. In 1966 the population was 150, but the community had no businesses. From 1970 to 1990 the population was 100. During the 1960s a colonia developed outside of San Carlos, which by 1976 had 180 dwellings and an estimated population of 880. It had decreased to 120 dwellings and a population of 540 by 1986. The population reached 2,650 by 2000.
Adapted from the official Handbook of Texas, a state encyclopedia developed by the Texas State Historical Association (TSHA). It is an authoritative source of trusted historical records.
Alicia A. Garza | © Texas State Historical Association
At a Glance
Belongs to
San Carlos is part of or belongs to the following places.
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Currently Exists
Yes
Place type
San Carlos is classified as a Town
Locations
-
- Latitude
- 26.29562670
- Longitude
- -98.07195080
Has Post Office
No
Is Incorporated
No

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San Carlos by the Numbers
Population Counts
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Population Counts
San Carlos
Pop. | Year | Source |
---|---|---|
3,087 | 2020 | United States Census Bureau |
3,564 | 2019 | Texas Demographic Center |
3,130 | 2010 | United States Census Bureau |
2,650 | 2000 | United States Census Bureau |