Columbia CDP, California Demographics & Population 2026

Population Overview

Columbia CDP is a small community located in California. The total population is 2,645. It ranks as the 833rd most populous out of 1,577 cities and towns in California.

Age Demographics

The median age in Columbia CDP is 49.2 years. This is 31% higher than the state median of 37.6 years. 16.1% 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 Columbia CDP is $57,647. This is 40% lower than the state median of $96,334. Compared to the national median of $78,538, household income here is 27% lower. The poverty rate stands at 14.6%. This is 22% higher than the state poverty rate of 12.0%. The unemployment rate is 7.6%. This is 19% higher than the state rate of 6.4%. The median home value is $396,200. Housing costs are 43% lower than the state median of $695,400. The home-value-to-income ratio of 6.9x suggests that housing affordability is a significant concern for many residents. 71.5% of occupied housing units are owner-occupied. This homeownership rate is 28% higher than the state average of 55.8%.

Race & Ethnicity

The largest racial or ethnic group in Columbia CDP is White (non-Hispanic), making up 76.8% of the population. Hispanic or Latino residents account for 9.2%. The White (non-Hispanic) population is significantly higher than the state average (76.8% vs 34.6%). The Black or African American population (0.7%) is well below the state average of 5.3%. The Hispanic or Latino population (9.2%) is well below the state average of 39.8%. The Asian population (3.0%) is well below the state average of 15.0%.

Education

19.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 46% lower than the state rate of 36.5%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.4%.

Data Sources & Methodology

All demographic data for Columbia CDP, California is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against California state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,577 Census-designated places in California. For official data, visit data.census.gov.