According to the U.S. Census Bureau’s annual estimates, Sonoma County’s population peaked in 2017 at 504,217 residents. The official 2020 head count reflected a 3% decline since then.

Sonoma County’s population, according to state estimates, peaked at 503,405 residents in 2016. Napa County’s population peaked in 2015 at 141,530 people.

See the latest charts and maps of virus ... Hospitalization data is a daily average of Covid-19 patients in hospital service areas that intersect with Sonoma County, ... Population and demographic ...

Slow population growth, anti-gouging laws, new units impact Sonoma County apartment market. Even before the coronavirus pandemic led to an economic lockdown, the multifamily property market had ...