Ranking of Sonoma County, CA Cities and Places By Population in 2021

Updated on August 16, 2024.

Based on the US Census Vintage data estimates, in 2021, among all Sonoma County, CA cities and places, Santa Rosa city had the highest population (177.41K), followed by Balance of Sonoma County (130.88K), and Petaluma city (59.35K).

The chart below shows the top 10 cities and places, and the table below shows the ranking of all Sonoma cities and places.

You can see similar information for other California counties. You can also see the ranking of all cities and places in California.

See this for other years:
Ranking of Sonoma County, CA Cities and Places By Population in 2021
Santa Rosa city
Balance of Sonoma County
Petaluma city
Rohnert Park city
Windsor town
Healdsburg city
Sonoma city
Cloverdale city
Cotati city
Sebastopol city
Ranking of Sonoma County, CA Cities and Places By Population in 2021
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Rank City or Place Population
1 Santa Rosa city 177412
2 Balance of Sonoma County 130881
3 Petaluma city 59353
4 Rohnert Park city 44548
5 Windsor town 26260
6 Healdsburg city 11290
7 Sonoma city 10759
8 Cloverdale city 8982
9 Cotati city 7535
10 Sebastopol city 7499