About Sonoma County
Sonoma County is a city located in United States, in the California region. According to the latest available data (2026), the population of Sonoma County is approximately 488,863 residents, making it the #149 most populous city in United States.
Globally, Sonoma County ranks #3,811 among the world's most populated cities.
Sonoma County City Statistics
| City | Sonoma County |
| Country |  United States |
| Population | 488,863 |
| Global Rank | #3,811 |
| Rank in United States | #149 of 867 cities |
| City Category | city |
| Region | California |
| Latitude | 38.51 |
| Longitude | -122.93 |
| Data Year | 2026 |
Where is Sonoma County Located?
Sonoma County is located in United States, in the California region, at coordinates 38.51° latitude and -122.93° longitude. Sonoma County sits in the subtropics, typically enjoying warm temperatures year-round.
Nearby Cities
Other Cities in United States
Largest Cities in United States
| # | City | Population |
|---|---|---|
| 1 | Harris County | 4,731,145 |
| 2 | Los Angeles | 3,898,747 |
| 3 | San Diego County | 3,298,634 |
| 4 | Brooklyn | 2,736,074 |
| 5 | Miami-Dade County | 2,701,767 |
Frequently Asked Questions
What is the population of Sonoma County?
The population of Sonoma County is approximately 488,863 residents according to the latest available data (2026).
Where is Sonoma County located?
Sonoma County is located in United States at approximately 38.51° latitude and -122.93° longitude.
Is Sonoma County one of the largest cities in United States?
With a population of 488,863, Sonoma County is one of the notable urban areas in United States. It ranks #149 out of 867 cities in the country.
