ZIP Code 94931 - Cotati California

ZIP Code 94931 is located in Cotati California. Portions of 94931 are also in Penngrove. 94931 is entirely within Sonoma County. Regionally, it is located in the Metro Bay Area.

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ZIP Code 94931 Quick Stats

ZIP Code NameCotati
Primary CountySonoma County
ZIP Code TypeStandard
Population (2022)8,945
Area Code(s)707
Current Time

ZIP Code 94931 Map

94931 Demographics

94931 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in California based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 94931 is White. The majority race/ethnicity attending public schools in 94931 is Hispanic. The current unemployment level in 94931 is 3.3%.

Population Growth Rate0.00%
Population Density1,379 People per Square Mile
Total Households3,489
Percentage High Income Households6.4%
Median Houshold Income (2021)$95,131
Average Adjusted Gross Income (2020)$81,660
Current Unemployment Rate (February 2024)3.3%
Majority Race/EthnictyWhite - 78.85%
Public School Majority Race/EthnictyHispanic - 67.56%

94931 Race/Ethnicty Breakdown

Native American1831.96%
Hawaiian/Pac. Islander120.13%

94931 Public School Race/Ethnicty Breakdown

Native American82.37%
Hawaiian/Pac. Islander10.3%

94931 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College4438.74%
Bachelor Degree1,12622.23%
High School Diploma1,06921.1%
No High School Diploma891.76%
GED or Alternate1913.77%
1 or More Years of College1,12922.29%
Associates Degree55110.88%
Masters Degree3025.96%
Professional Degree1222.41%
Doctorate Degree440.87%

94931 Geography

Adjacent ZIP Codes
Cities/Towns in 94931
RegionMetro Bay Area
Metropolitan/Micropolitan Stat AreaSanta Rosa-Petaluma, CA
Time ZonePacific Standard Time
IANA TimezoneAmerica/Los_Angeles
Area6 Square Miles

94931 Politics

US Congressional Districts in 94931
California State Senate Districts in 94931
California State Assembly Districts in 94931

94931 Weather and Climate Data

Plant Hardiness ZoneZone 9b: 25F to 30F
Average First Frost DateNovember 21 - 31
Average Last Frost DateMarch 11 - 20
Koppen-Geiger Climate ZoneCsb - Warm-Summer Mediterranean Climate

94931 Annual Climate Data

Avg Min Temp (°F)38414344475152525147423846
Avg Max Temp (°F)57626569747983838276655871
Avg Precip (In.)6.255.984.431.

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