Castella CDP, California Demographics & Population 2026

Population Overview

Castella CDP is a small community located in California. The total population is 287. It ranks as the 1323rd most populous out of 1,577 cities and towns in California.

Age Demographics

The median age in Castella CDP is 50.7 years. This is 35% higher than the state median of 37.6 years. 12.5% 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 Castella CDP is $65,556. This is 32% lower than the state median of $96,334. Compared to the national median of $78,538, household income here is 17% lower. The poverty rate stands at 13.9%. This is 16% higher than the state poverty rate of 12.0%. The unemployment rate is 3.6%. This is 44% lower than the state rate of 6.4%. The median home value is $354,300. Housing costs are 49% lower than the state median of $695,400. The home-value-to-income ratio is 5.4x. 87.1% of occupied housing units are owner-occupied. This homeownership rate is 56% higher than the state average of 55.8%.

Race & Ethnicity

Castella CDP has a predominantly White (non-Hispanic) population, comprising 86.1% of all residents. Hispanic or Latino residents account for 11.2%. The White (non-Hispanic) population is significantly higher than the state average (86.1% vs 34.6%). The Hispanic or Latino population (11.2%) is well below the state average of 39.8%.

Education

19.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 45% 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 96.4%.

Data Sources & Methodology

All demographic data for Castella 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.