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Frequently Asked Questions

This is a general guide to FAQs using general information and links provided below. If you have specific questions, please e-mail us.

What is the climate like in Sonoma County?

The annual temperature range is 36 to 83 degrees Fahrenheit and the annual rainfall is 29.26 inches. Sonoma County has 355 “good” air quality days each year.

What is the population of Sonoma County?

478,440 (2006 estimate)

What is the population rate of change in Sonoma County?

1.8% increase from 2000 to 2006

What is the homeownership rate in Sonoma County?

64.1% (in 2000)

What percentage of the Sonoma County population graduated from high school?

84.9% (persons age 25+, 2000)

What percentage of Sonoma County citizens have a Bachelor’s degree or higher?

28.5% (persons age 25+, 2000)

What is the median household income?

$68,142 (in 2006)

What is the racial distribution in Sonoma County?

Percentages in 2004:
White 72
Black 1.5
American Indian 1.0
Asian 4.0
Persons of Hispanic or Latino origin 19

What is the mean commute time?

26.8 minutes (workers age 16+, 2000)

How big is Sonoma County?

Sonoma County is roughly 1,575 square miles.

How densely populated is Sonoma County?

About 290 people per square mile