Mountain City, Texas Demographics & Population 2026

A note before these figures: with a population of 787, Mountain City's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Mountain City is a small community located in Texas, within Hays County. The total population is 787. It ranks as the 1113th most populous out of 1,795 Census-designated places in Texas.

Age Demographics

The median age in Mountain City is 42.3 years. This is 19% higher than the state median of 35.6 years.

Economy, Income & Housing

The median household income in Mountain City is $128,929. This is 64% higher than the state median of $78,476. It is also 60% higher than the national median of $80,734. The ACS records no residents below the poverty line in Mountain City. In a community this small the estimate rests on very few survey responses, so it should be read as an absence of measurement rather than a measured absence of poverty. The unemployment rate is 3.0%. This is 43% lower than the state rate of 5.3%. The median home value is $494,800. Housing costs are 74% higher than the state median of $283,800. The home-value-to-income ratio is 3.8x. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 60% higher than the state average of 62.6%.

Race & Ethnicity

The largest racial or ethnic group in Mountain City is White (non-Hispanic), making up 57.3% of the population. Hispanic or Latino residents account for 39.1%. The Asian population (0.6%) is well below the state average of 5.5%.

Education

39.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 16% higher than the state rate of 33.8%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 99.1%. Notably, 15.4% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Mountain City, Texas is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Texas state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,795 Census-designated places in Texas. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.