Hidden Valley Lake, California Demographics & Population 2026

Population Overview

Hidden Valley Lake is a small city located in California, within Lake County. The total population is 5,872. It ranks as the 623rd most populous out of 1,570 Census-designated places in California.

Age Demographics

The median age in Hidden Valley Lake is 52.6 years. This is 39% higher than the state median of 37.9 years. 13.3% 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 Hidden Valley Lake is $84,152. This is 15% lower than the state median of $99,122. It is also 4% higher than the national median of $80,734. The poverty rate stands at 7.8%. This is 35% lower than the state poverty rate of 12.0%. The unemployment rate is 11.2%. This is 70% higher than the state rate of 6.6%. The median home value is $394,800. Housing costs are 46% lower than the state median of $734,700. The home-value-to-income ratio is 4.7x. 88.5% of occupied housing units are owner-occupied. This homeownership rate is 58% higher than the state average of 55.9%.

Race & Ethnicity

The largest racial or ethnic group in Hidden Valley Lake is White (non-Hispanic), making up 75.8% of the population. Hispanic or Latino residents account for 16.6%. The White (non-Hispanic) population is significantly higher than the state average (75.8% vs 33.8%). The Black or African American population (1.1%) is well below the state average of 5.2%. The Hispanic or Latino population (16.6%) is well below the state average of 40.2%. The Asian population (0.3%) is well below the state average of 15.3%.

Education

26.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 29% lower than the state rate of 37.1%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 96.0%.

Data Sources & Methodology

All demographic data for Hidden Valley Lake, 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.