Stinson Beach, California Demographics & Population 2026

A note before these figures: with a population of 255, Stinson Beach'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

Stinson Beach is a small community located in California, within Marin County. The total population is 255. It ranks as the 1338th most populous out of 1,570 Census-designated places in California.

Age Demographics

The median age in Stinson Beach is 71.1 years. This is 88% higher than the state median of 37.9 years. 28.6% 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 Stinson Beach is $132,857. This is 34% higher than the state median of $99,122. It is also 65% higher than the national median of $80,734. The poverty rate stands at 14.5%. This is 21% higher than the state poverty rate of 12.0%. The survey records no unemployed residents in Stinson Beach, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $1,493,400. Housing costs are 103% higher than the state median of $734,700. The home-value-to-income ratio of 11.2x suggests that housing affordability is a significant concern for many residents. 95.8% of occupied housing units are owner-occupied. This homeownership rate is 72% higher than the state average of 55.9%.

Race & Ethnicity

Stinson Beach has a predominantly White (non-Hispanic) population, comprising 94.9% of all residents. Hispanic or Latino residents account for 5.1%. The White (non-Hispanic) population is significantly higher than the state average (94.9% vs 33.8%). The Hispanic or Latino population (5.1%) is well below the state average of 40.2%.

Education

67.8% of residents aged 25 and older hold a bachelor's degree or higher. This places Stinson Beach in the top 10% of all cities in the state for educational attainment. This is 83% higher than the state rate of 37.1%. Nationally, 35.7% of adults hold at least a bachelor's degree. No surveyed resident aged 25 or older reported leaving school before earning a high school diploma, though a rate of exactly 100% reflects the limits of a small sample. Notably, 16.1% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Stinson Beach, 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.