San Antonio Heights, California Demographics & Population 2026

Population Overview

San Antonio Heights is a small community located in California, within San Bernardino County. The total population is 3,458. It ranks as the 750th most populous out of 1,570 Census-designated places in California.

Age Demographics

The median age in San Antonio Heights is 47.5 years. This is 25% higher than the state median of 37.9 years.

Economy, Income & Housing

The median household income in San Antonio Heights is $138,750. This is 40% higher than the state median of $99,122. It is also 72% higher than the national median of $80,734. The poverty rate stands at 7.9%. This is 34% lower than the state poverty rate of 12.0%. The unemployment rate is 5.1%. This is 22% lower than the state rate of 6.6%. The median home value is $1,071,800. Housing costs are 46% higher than the state median of $734,700. The home-value-to-income ratio of 7.7x suggests that housing affordability is a significant concern for many residents. 84.2% of occupied housing units are owner-occupied. This homeownership rate is 51% higher than the state average of 55.9%.

Race & Ethnicity

The largest racial or ethnic group in San Antonio Heights is White (non-Hispanic), making up 56.8% of the population. Hispanic or Latino residents account for 29.0%. The White (non-Hispanic) population is significantly higher than the state average (56.8% vs 33.8%). The Black or African American population (1.5%) is well below the state average of 5.2%.

Education

44.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 19% higher than the state rate of 37.1%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 92.8%. Notably, 22.1% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for San Antonio Heights, California 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 California state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,570 Census-designated places in California. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.