In 2019, Grass Valley, CA had a population of 12.9k people with a median age of 46.2 and a median household income of $37,548. Between 2018 and 2019 the population of Grass Valley, CA declined from 12,932 to 12,891, a −0.317% decrease and its median household income grew from $35,662 to $37,548, a 5.29% increase.
The 5 largest ethnic groups in Grass Valley, CA are White (Non-Hispanic) (80.9%), White (Hispanic) (7.71%), Two+ (Non-Hispanic) (3.73%), Asian (Non-Hispanic) (2.22%), and American Indian & Alaska Native (Hispanic) (1.47%). 0% of the households in Grass Valley, CA speak a non-English language at home as their primary language.
96.8% of the residents in Grass Valley, CA are U.S. citizens.
In 2019, the median property value in Grass Valley, CA was $331,400, and the homeownership rate was 38.4%. Most people in Grass Valley, CA drove alone to work, and the average commute time was 14.3 minutes. The average car ownership in Grass Valley, CA was 2 cars per household.