Marin County, California Population 2022
Marin County, California's estimated population is 256,318 with a growth rate of -0.33% in the past year according to the most recent United States census data. Marin County, California is the 27th largest county in California. The 2010 Population was 252,904 and has seen a growth of 1.35% since this time.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 1850 | 323 | 0.00% | |
| 1860 | 3,334 | 3,011 | 932.20% |
| 1870 | 6,903 | 3,569 | 107.05% |
| 1880 | 11,324 | 4,421 | 64.04% |
| 1890 | 13,072 | 1,748 | 15.44% |
| 1900 | 15,702 | 2,630 | 20.12% |
| 1910 | 25,114 | 9,412 | 59.94% |
| 1920 | 27,342 | 2,228 | 8.87% |
| 1930 | 41,648 | 14,306 | 52.32% |
| 1940 | 52,907 | 11,259 | 27.03% |
| 1950 | 85,619 | 32,712 | 61.83% |
| 1960 | 146,820 | 61,201 | 71.48% |
| 1970 | 206,038 | 59,218 | 40.33% |
| 1980 | 222,568 | 16,530 | 8.02% |
| 1990 | 230,096 | 7,528 | 3.38% |
| 2010 | 252,904 | 22,808 | 9.91% |
| 2011 | 255,376 | 2,472 | 0.98% |
| 2012 | 256,061 | 685 | 0.27% |
| 2013 | 258,409 | 2,348 | 0.92% |
| 2014 | 260,359 | 1,950 | 0.75% |
| 2015 | 260,916 | 557 | 0.21% |
| 2016 | 260,562 | -354 | -0.14% |
| 2017 | 259,749 | -813 | -0.31% |
| 2018 | 259,662 | -87 | -0.03% |
| 2019 | 258,826 | -836 | -0.32% |
| 2020 | 257,990 | -836 | -0.32% |
| 2021 | 257,154 | -836 | -0.32% |
| 2022 | 256,318 | -836 | -0.33% |
Population by Race
| Race | Population | Percentage |
|---|---|---|
| White | 199,068 | 76.73% |
| Black or African American | 6,001 | 2.31% |
| American Indian and Alaska Native | 673 | 0.26% |
| Asian | 15,060 | 5.80% |
| Native Hawaiian and Other Pacific Islander | 361 | 0.14% |
| Some Other Race | 20,845 | 8.03% |
| Two or More Races | 17,433 | 6.72% |
Marin County, California Population Pyramid 2022
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 104,900 | 2.41 | 63.6 |
| Married | 53,710 | 3.05 | 76.4 |
| Male | 3,727 | 3.04 | 51.4 |
| Female | 8,664 | 3.11 | 48.6 |
| Non Family | 38,799 | 1.29 | 50.4 |
2.97
Average Family Size
2.41
Average Household Size
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 7,619 | 4.00% |
| 9th to 12th Grade | 4,518 | 2.37% |
| High School Graduate | 19,534 | 10.25% |
| Some College | 32,444 | 17.03% |
| Associates Degree | 11,784 | 6.19% |
| Bachelors Degree | 65,503 | 34.38% |
| Graduate Degree | 49,101 | 25.77% |
Marin County, California Educational Attainment by Race
| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 143,075 | 140,104 | 95,317 |
| Asian | 12,203 | 11,188 | 7,688 |
| 2+ Races | 9,118 | 8,549 | 4,880 |
| Hispanic | 24,187 | 16,837 | 6,928 |
| Black | 4,293 | 3,574 | 895 |
| Other Race | 11,513 | 6,630 | 1,923 |
| Native American | 428 | 317 | 34 |
| Islander | 240 | 191 | 4 |
The highest rate of high school graduation is among white people with a rate of 97.92%.
The highest rate of bachelors degrees is among white people with a rate of 66.62%.
$67,212
Average Earnings
$81,615
Average Male
$54,704
Average Female
Marin County, California Language by Age
Marin County, California Language
78.94% of Marin County, California residents speak only English, while 21.06% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 11.47% of the population.
Marin County, California Poverty by Race
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| Native | 596 | 139 | 23.32% |
| Hispanic | 39,991 | 6,286 | 15.72% |
| Black | 5,060 | 651 | 12.87% |
| Multiple | 16,888 | 1,280 | 7.58% |
| Asian | 14,494 | 1,087 | 7.50% |
| White | 181,252 | 8,562 | 4.72% |
| Islander | 330 | 9 | 2.73% |
| Other | 4,464 | NaN% |
6.90%
Overall Poverty Rate
6.44%
Male Poverty Rate
7.33%
Female Poverty Rate
Poverty in Marin County, California
The race most likely to be in poverty in Marin County, California is Native, with 23.32% below the poverty level.
The race least likely to be in poverty in Marin County, California is Other, with NaN% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.57%. Among those working part-time, it was 7.63%, and for those that did not work, the poverty rate was 12.60%.
Marin County, California Marital Status
Marriage Rates
52.4%
Overall Marriage Rate
56.1%
Male Marriage Rate
48.8%
Female Marriage Rate
Marin County, California Married by Age and Sex
Marin County, California Marriage
The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 35-44.
Marin County, California Marital Status by Race
| Name | Veterans | % of Total |
|---|---|---|
| White | 8,290 | 5.05% |
| Black | 304 | 6.25% |
| Native American | 64 | 13.09% |
| Asian | 286 | 2.14% |
| Islander | 15 | 5.88% |
| Other Race | 163 | 1.16% |
| 2+ Races | 248 | 2.40% |
| Hispanic | 418 | 1.47% |
Marin County, California Veterans by Education
2.94%
Veteran Poverty Rate
26.89%
Veteran Disability Rate
63.8%
Labor Force Participation
60.8%
Employment Rate
4.5%
Unemployment Rate
Origin of Non-Citizens
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Origin of Naturalized Citizens
50.59%
Born in Marin County, California
81.74%
Native Born
18.26%
Foreign Born
9.30%
Non Citizen
8.96%
Naturalized
Place of Birth
81.74% of Marin County, California residents were born in the United States, with 50.59% having been born in California. 9.30% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
- US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
- Population of States and Counties of the United States: 1790 - 1990