| Back to United States. City: Cotati, CA Population (2000): 7,916
Housing units: 3,175 Land area: 6.3 sq. mi. Water area: 0.0 sq. mi. White population: 6655 Black population: 153 American Indian population: 72 Asian population: 263 Native Hawaiian and Other Pacific Islander population: 17 Some other race population: 375 Two or more races population: 381 Urban population: 7549 Rural population: 367 Median age: 35.0 Average household size: 2.55 Median household income (1999): $52297
 
Nearest zip codes: 94928, 94951, 95407, 94952, 95405, 95401.
Year house built:
- 1999 to March 2000: 38
- 1995 to 1998: 138
- 1990 to 1994: 338
- 1980 to 1989: 1029
- 1970 to 1979: 708
- 1960 to 1969: 421
- 1950 to 1959: 213
- 1940 to 1949: 84
- 1939 or earlier: 204
Bedrooms in owner-occupied houses in Cotati, CA (94931):
- no bedroom: 4
- 1 bedrooms: 157
- 2 bedrooms: 528
- 3 bedrooms: 943
- 4 bedrooms: 346
- 5 or more bedrooms: 21
Bedrooms in renter-occupied apartments and housing units:
- no bedroom: 77
- 1 bedrooms: 227
- 2 bedrooms: 528
- 3 bedrooms: 216
- 4 bedrooms: 40
- 5 or more bedrooms: 0
Vehicles available in 94931 zip code in owner-occupied houses:
- no vehicle: 58
- 1 vehicle: 551
- 2 vehicles: 950
- 3 vehicles: 245
- 4 vehicles: 122
- 5 or more vehicles: 73
Vehicles available in renter-occupied housing units:
- no vehicle: 66
- 1 vehicle: 413
- 2 vehicles: 445
- 3 vehicles: 115
- 4 vehicles: 38
- 5 or more vehicles: 11
Estimate of home value of owner-occupied houses in 2000 in zip code 94931:
- Less than $10,000: 0
- $10,000 to $14,999: 0
- $15,000 to $19,999: 0
- $20,000 to $24,999: 0
- $25,000 to $29,999: 0
- $30,000 to $34,999: 0
- $35,000 to $39,999: 0
- $40,000 to $49,999: 6
- $50,000 to $59,999: 0
- $60,000 to $69,999: 16
- $70,000 to $79,999: 0
- $80,000 to $89,999: 0
- $90,000 to $99,999: 17
- $100,000 to $124,999: 78
- $125,000 to $149,999: 101
- $150,000 to $174,999: 90
- $175,000 to $199,999: 148
- $200,000 to $249,999: 447
- $250,000 to $299,999: 205
- $300,000 to $399,999: 313
- $400,000 to $499,999: 122
- $500,000 to $749,999: 67
- $750,000 to $999,999: 48
- $1,000,000 or more: 0
First ancestries reported:
- Other groups: 1812
- Italian: 853
- German: 754
- Irish: 644
- English: 567
- United States or American: 540
- French (except Basque): 199
- Polish: 178
- Swedish: 138
- Scottish: 125
- Portuguese: 109
- Norwegian: 108
- Dutch: 86
- Scotch-Irish: 76
- European: 70
- Russian: 66
- Swiss: 61
- French Canadian: 55
- Arab:: 48
- Canadian: 39
- Danish: 38
- Lebanese: 31
- Scandinavian: 30
- Armenian: 28
- Northern European: 27
- Eastern European: 26
- Austrian: 25
- Romanian: 24
- Welsh: 22
- Hungarian: 21
- Other Subsaharan African: 18
- Belgian: 18
- Subsaharan African:: 18
- Arab/Arabic: 17
- Finnish: 16
- Greek: 14
- Lithuanian: 13
- Haitian: 11
- West Indian (excluding Hispanic groups):: 11
- Slovene: 11
- British: 10
- Iranian: 10
- Czechoslovakian: 9
- Ukrainian: 7
- Yugoslavian: 7
- Israeli: 6
- Bulgarian: 5
- Serbian: 5
- Basque: 4
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