Ranking of Sonoma, CA Cities and Places By population in 2021
Updated on June 27, 2025.
Based on the US Census Vintage data estimates, in 2021, among all Sonoma, CA cities and places, Santa Rosa city had the highest population (177.34K), followed by Balance of Sonoma County (131.11K), and Petaluma city (59.27K).
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.
Data Source: US Census Bureau (Vintage).
Ranking of Sonoma, CA Cities and Places By population in 2021
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| Rank | City or Place | Population |
|---|---|---|
| 1 | Santa Rosa city | 177338 |
| 2 | Balance of Sonoma County | 131112 |
| 3 | Petaluma city | 59273 |
| 4 | Rohnert Park city | 44543 |
| 5 | Windsor town | 26264 |
| 6 | Healdsburg city | 11305 |
| 7 | Sonoma city | 10706 |
| 8 | Cloverdale city | 8973 |
| 9 | Cotati city | 7538 |
| 10 | Sebastopol city | 7509 |