Larkfield-Wikiup, California Demographics & Population 2026

Population Overview

Larkfield-Wikiup is a small city located in California, within Sonoma County. The total population is 8,765. It ranks as the 525th most populous out of 1,570 Census-designated places in California.

Age Demographics

The median age in Larkfield-Wikiup is 39.2 years. This is 3% higher than the state median of 37.9 years. With 28.5% of the population under 18, Larkfield-Wikiup has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Larkfield-Wikiup is $97,071. This is 2% lower than the state median of $99,122. It is also 20% higher than the national median of $80,734. The poverty rate stands at 6.5%. This is 46% lower than the state poverty rate of 12.0%. The unemployment rate is 5.1%. This is 23% lower than the state rate of 6.6%. The median home value is $704,700. Housing costs are 4% lower than the state median of $734,700. The home-value-to-income ratio of 7.3x suggests that housing affordability is a significant concern for many residents. 69.6% of occupied housing units are owner-occupied. This homeownership rate is 25% higher than the state average of 55.9%.

Race & Ethnicity

The largest racial or ethnic group in Larkfield-Wikiup is White (non-Hispanic), making up 58.9% of the population. Hispanic or Latino residents account for 32.4%. The White (non-Hispanic) population is significantly higher than the state average (58.9% vs 33.8%). The Black or African American population (0.3%) is well below the state average of 5.2%. The Asian population (2.5%) is well below the state average of 15.3%.

Education

34.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 6% 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 93.7%.

Data Sources & Methodology

All demographic data for Larkfield-Wikiup, 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.