In 2023, South Mountain, TX had a population of 295 people with a median age of 57.3 and a median household income of $60,938. Between 2022 and 2023 the population of South Mountain, TX declined from 437 to 295, a −32.5% decrease and its median household income grew from $59,375 to $60,938, a 2.63% increase.
The 5 largest ethnic groups in South Mountain, TX are White (Non-Hispanic) (93.2%), Other (Hispanic) (2.03%), Two+ (Hispanic) (2.03%), White (Hispanic) (1.69%), and Asian (Non-Hispanic) (0.678%).
None of the households in South Mountain, TX reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
98.6% of the residents in South Mountain, TX are U.S. citizens.
In 2023, the median property value in South Mountain, TX was $170,800, and the homeownership rate was 88.3%.
Most people in South Mountain, TX drove alone to work, and the average commute time was 29.5 minutes. The average car ownership in South Mountain, TX was 2 cars per household.