In 2018, Marin County, CA had a population of 260k people with a median age of 47.4 and a median household income of $126,373. Between 2017 and 2018 the population of Marin County, CA declined from 260,955 to 259,666, a -0.494% decrease and its median household income grew from $113,908 to $126,373, a 10.9% increase.
The 5 largest ethnic groups in Marin County, CA are White (Non-Hispanic) (71.1%), White (Hispanic) (8.34%), Asian (Non-Hispanic) (6.27%), Other (Hispanic) (6.06%), and Two+ (Non-Hispanic) (3.38%). 0% of the households in Marin County, CA speak a non-English language at home as their primary language, and 90.9% of the residents in Marin County, CA are U.S. citizens.
In 2018, the median property value in Marin County, CA was $1.07M, and the homeownership rate was 64.7%. Most people in Marin County, CA drove alone to work, and the average commute time was 28.5 minutes. The average car ownership in Marin County, CA was 2 cars per household.