San Martin CDP, California Demographics & Population 2026

Population Overview

San Martin CDP is a small city located in California. The total population is 7,199. It ranks as the 568th most populous out of 1,577 cities and towns in California.

Age Demographics

The median age in San Martin CDP is 49.6 years. This is 32% higher than the state median of 37.6 years.

Economy, Income & Housing

The median household income in San Martin CDP is $156,292. This is 62% higher than the state median of $96,334. Compared to the national median of $78,538, household income here is 99% higher. The poverty rate stands at 6.5%. This is 46% lower than the state poverty rate of 12.0%. The unemployment rate is 4.0%. This is 38% lower than the state rate of 6.4%. The median home value is $1,315,900. Housing costs are 89% higher than the state median of $695,400. The home-value-to-income ratio of 8.4x suggests that housing affordability is a significant concern for many residents. 74.7% of occupied housing units are owner-occupied. This homeownership rate is 34% higher than the state average of 55.8%.

Race & Ethnicity

San Martin CDP is a highly diverse community where no single racial or ethnic group constitutes a majority of the population. Hispanic or Latino residents account for 43.7%. The Black or African American population (1.8%) is well below the state average of 5.3%. The Asian population (6.3%) is well below the state average of 15.0%.

Education

34.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 6% 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 90.4%.

Data Sources & Methodology

All demographic data for San Martin 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.