College City, California Demographics & Population 2026

A note before these figures: with a population of 557, College 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

College City is a small community located in California, within Colusa County. The total population is 557. It ranks as the 1195th most populous out of 1,570 Census-designated places in California.

Age Demographics

The median age in College City is 38.0 years. This is about the same as the state median of 37.9 years. With 38.1% of the population under 18, College City has a notably young demographic profile, suggesting a family-oriented community. 12.8% 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 College City is $67,206. This is 32% lower than the state median of $99,122. It is also 17% lower than the national median of $80,734. The ACS records no residents below the poverty line in College 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 survey records no unemployed residents in College City, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $453,600. Housing costs are 38% lower than the state median of $734,700. The home-value-to-income ratio of 6.7x suggests that housing affordability is a significant concern for many residents. 50.6% of occupied housing units are owner-occupied. This homeownership rate is 9% lower than the state average of 55.9%.

Race & Ethnicity

The largest racial or ethnic group in College City is Hispanic or Latino, making up 61.6% of the population. White (non-Hispanic) residents account for 38.4%. The Hispanic or Latino population is significantly higher than the state average (61.6% vs 40.2%).

Education

14.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 61% lower 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 59.4%.

Data Sources & Methodology

All demographic data for College City, 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.