Catheys Valley, California Demographics & Population 2026

A note before these figures: with a population of 939, Catheys Valley'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

Catheys Valley is a small community located in California, within Mariposa County. The total population is 939. It ranks as the 1079th most populous out of 1,570 Census-designated places in California.

Age Demographics

The median age in Catheys Valley is 60.7 years. This is 60% higher than the state median of 37.9 years. Only 12.8% of residents are under 18, indicating fewer families with children. 22.5% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Catheys Valley is $81,302. This is 18% lower than the state median of $99,122. It is also about the same as the national median of $80,734. The poverty rate stands at 11.5%. This is 4% lower than the state poverty rate of 12.0%. The survey records no unemployed residents in Catheys Valley, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $400,000. Housing costs are 46% lower than the state median of $734,700. The home-value-to-income ratio is 4.9x. 100.0% of occupied housing units are owner-occupied. This homeownership rate is 79% higher than the state average of 55.9%.

Race & Ethnicity

The largest racial or ethnic group in Catheys Valley is White (non-Hispanic), making up 75.6% of the population. Hispanic or Latino residents account for 13.8%. The White (non-Hispanic) population is significantly higher than the state average (75.6% vs 33.8%). The Hispanic or Latino population (13.8%) is well below the state average of 40.2%. The Asian population (2.0%) is well below the state average of 15.3%.

Education

38.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 4% 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 88.4%. Notably, 18.6% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Catheys Valley, 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.