Muir Beach CDP, California Demographics & Population 2026

Population Overview

Muir Beach CDP is a small community located in California. The total population is 399. It ranks as the 1265th most populous out of 1,577 cities and towns in California.

Age Demographics

The median age in Muir Beach CDP is 61.2 years. This is 63% higher than the state median of 37.6 years. Only 12.0% of residents are under 18, indicating fewer families with children. 15.5% 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 Muir Beach CDP is $157,500. This is 63% higher than the state median of $96,334. Compared to the national median of $78,538, household income here is 101% higher. The poverty rate stands at 10.0%. This is 16% lower than the state poverty rate of 12.0%. The unemployment rate is 9.9%. This is 54% higher than the state rate of 6.4%. The median home value is $2,000,001. Housing costs are 188% higher than the state median of $695,400. The home-value-to-income ratio of 12.7x suggests that housing affordability is a significant concern for many residents. 89.3% of occupied housing units are owner-occupied. This homeownership rate is 60% higher than the state average of 55.8%.

Race & Ethnicity

Muir Beach CDP has a predominantly White (non-Hispanic) population, comprising 93.2% of all residents. The White (non-Hispanic) population is significantly higher than the state average (93.2% vs 34.6%).

Education

74.3% of residents aged 25 and older hold a bachelor's degree or higher. This places Muir Beach CDP in the top 10% of all cities in the state for educational attainment. This is 104% higher 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 100.0%. Notably, 42.5% of adults hold a graduate or professional degree, indicating a highly educated workforce.

Data Sources & Methodology

All demographic data for Muir Beach 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.