Cotati, CA Demographics

Population 11,548 · Census ACS 2020–24

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Cotati, CA map of median age by neighborhood
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Population and households in Cotati

Household size in Cotati

Household size, people per household
PeriodCotatiCaliforniaU.S.
2006–102.473.042.68
2010–142.603.102.73
2015–192.623.092.71
2020–242.363.012.65
Change−0.11−0.03−0.03
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Cotati is a place of small households, averaging 2.36 people against 2.65 for the U.S., which points to many singles, couples and roommates and relatively few children. Since 2006–10, household size has dropped from 2.47, a much bigger shift than nationally. Only 63 of the 689 California cities with 5,000+ people have smaller households.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Cotati

Median age, years
PeriodCotatiCaliforniaU.S.
2006–1037.035.837.7
2010–1436.436.838.6
2015–1940.937.939.6
2020–2441.239.040.1
Change+4.2+3.1+2.3
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Half of the people in Cotati are younger than 41.2 and half are older, close to the national median of 40.1. The population here is older than in California overall, where the median age is 39.0. Since 2006–10, the median age has climbed from 37.0, in line with the national trend.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Cotati

Single-parent households, % of households
PeriodCotatiCaliforniaU.S.
2006–109.8%13.5%12.3%
2010–1411.8%13.5%12.3%
2015–198.8%12.3%11.6%
2020–247.8%12.3%11.6%
Change−2.0 pts−1.2 pts−0.6 pts
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Single parents head only 7.8% of households in Cotati, well below the national share of 11.6%. The single-parent share is down 2.0 points from 2006–10, a much bigger shift than nationally.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Cotati

Renters in Cotati

Renters, % of occupied homes
PeriodCotatiCaliforniaU.S.
2006–1040.5%42.6%33.3%
2010–1441.1%45.2%35.6%
2015–1938.0%45.2%36.0%
2020–2441.0%44.1%34.8%
Change+0.5 pts+1.5 pts+1.5 pts
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About four in ten households in Cotati rent their homes (41.0%), a bit above the national share of 34.8%. Even so, renters make up a smaller share here than in California as a whole (44.1%). Nearly three in ten owners (28.2%) have paid off their mortgages, well below the national share of 39.8%. Since 2006–10, the renter share has edged up 0.5 points, as it has nationally.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Cotati

Vacant homes, % of all homes
PeriodCotatiCaliforniaU.S.
2006–106.4%8.7%11.4%
2010–145.1%8.1%11.4%
2015–196.2%7.5%11.1%
2020–244.1%7.3%9.6%
Change−2.3 pts−1.4 pts−1.8 pts
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Empty homes are scarce in Cotati: just 4.1% sit vacant, compared with 9.6% nationally, a sign of a tight housing market. Vacancy is down 2.3 points from 2006–10, mirroring the country. Of the 689 California cities with 5,000+ people, only 63 have a lower vacancy rate.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Cotati

Age of homes, median year built
PeriodCotatiCaliforniaU.S.
2006–10197719721974
2010–14197819731975
2015–19198019741977
2020–24198019761980
Change+4+4+6
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The typical home in Cotati was built around 1980, the same vintage as the country's housing overall. Homes here are newer than in California overall, where the median home dates to 1976. The median year built has moved up from 1977 in 2006–10, a sign of steady new building.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Cotati

Rent, per month
PeriodCotatiCaliforniaU.S.
2006–10$1,231$1,298$965
2010–14$1,411$1,379$1,040
2015–19$1,684$1,721$1,213
2020–24$2,250$2,229$1,571
Change+$1,019+$931+$606
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A typical rental in Cotati costs $2,250 a month with utilities, well above the national median of $1,571. Rents are up $1,019 a month from 2006–10, an 83% jump, faster than rents rose nationally. The typical renter here spends 34.1% of household income on rent, well over the 30% mark often used to define affordable rent, so many renters here are stretched. The priciest rents are in the southeast; the most affordable are in the north.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Cotati

Bachelor's degrees in Cotati

Bachelor's degrees, % of adults 25+
PeriodCotatiCaliforniaU.S.
2006–1027.8%29.1%28.4%
2010–1430.1%30.1%29.6%
2015–1931.3%32.9%32.1%
2020–2432.9%36.3%35.6%
Change+5.0 pts+7.1 pts+7.2 pts
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About a third of adults 25 and older in Cotati (32.9%) hold at least a bachelor's degree, close to the national share of 35.6%. The share is lower than in California overall (36.3%). The share with a degree has risen 5.0 points since 2006–10, mirroring the country.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Cotati

High school graduates, % of adults 25+
PeriodCotatiCaliforniaU.S.
2006–1087.6%79.9%84.9%
2010–1489.3%80.7%86.1%
2015–1992.3%82.6%87.7%
2020–2491.9%84.2%89.3%
Change+4.3 pts+4.3 pts+4.3 pts
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About nine in ten adults in Cotati have finished high school (91.9%), a bit above the national rate of 89.3%. Since 2006–10, the share with a diploma has risen 4.3 points, in line with the national trend.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Cotati

Unemployment, % of the labor force
PeriodCotatiCaliforniaU.S.
2006–109.5%9.2%8.1%
2010–1412.8%11.3%9.4%
2015–194.3%6.3%5.6%
2020–243.5%6.6%5.4%
Change−6.0 pts−2.6 pts−2.7 pts
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Jobs have been easier to find in Cotati than nationally: unemployment was 3.5%, against 5.4%. Of the 689 California cities with 5,000+ people, only 45 have lower unemployment. Unemployment has fallen 6.0 points since 2006–10, mirroring the country.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Cotati compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Cotati2.3641.27.8%41.0%4.1%1980$2,25032.9%91.9%3.5%
Rohnert Park2.6035.111.0%50.9%4.6%1984$2,46532.5%89.6%6.4%
Penngrove2.4646.44.0%22.0%6.6%1981$1,87449.2%95.3%6.1%
Lakeville2.6244.34.9%31.2%8.1%1958$2,20947.5%93.8%8.2%
Petaluma2.4946.57.4%35.9%5.3%1978$2,48042.8%91.5%4.9%
Santa Rosa2.6542.013.2%41.8%6.5%1981$2,29233.9%84.8%6.2%
Sebastopol2.4351.411.3%27.9%7.7%1971$1,96049.1%94.4%4.6%
El Verano2.5860.62.0%8.4%22.9%1973$3,11448.5%93.1%3.5%
Glen Ellen2.1257.74.3%28.0%11.6%1967$1,74762.6%96.1%5.7%
Kenwood2.4648.411.3%29.1%18.7%1965$2,03765.4%99.3%1.1%
Fallon2.6743.11.8%34.0%53.1%1976$3,50151.5%89.4%0.7%

All figures 2020–24.

Cities with similar populations: Clay, NY · Charlton, MA · Cheboygan, MI · Chelsea, AL · Chelsea, MI · Church Point, LA · Clarkesville, GA · Clarksville, MD · Clawson, MI · Chamblee, GA

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Cotati. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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