Marin County, California Population 2019

Marin County, California's estimated population is 259,725 with a growth rate of -0.35% in the past year according to the most recent United States census data. Marin County, California is the 26th largest county in California.

Year Population Growth Growth Rate
2018259,666-59-0.02%
2017259,725-908-0.35%
2016260,633-383-0.15%
2015261,0165810.22%
2014260,4351,9820.77%
2013258,4532,3810.93%
2012256,0727090.28%
2011255,3632,4580.97%
2010252,90522,8099.91%
1990230,0967,5283.38%
1980222,56816,5308.02%
1970206,03859,21840.33%
1960146,82061,20171.48%
195085,61932,71261.83%
194052,90711,25927.03%
193041,64814,30652.32%
192027,3422,2288.87%
191025,1149,41259.94%
190015,7022,63020.12%
189013,0721,74815.44%
188011,3244,42164.04%
18706,9033,569107.05%
18603,3343,011932.20%
18503230.00%

How Many People Live in Marin County, California?

259,725

Population by Race

Race Population Percentage
White203,89878.18%
Some Other Race22,7798.73%
Asian14,9125.72%
Two or More Races12,2854.71%
Black or African American5,7592.21%
American Indian and Alaska Native6890.26%
Native Hawaiian and Other Pacific Islander4920.19%

Marin County, California Population Pyramid 2019

Marin County, California Median Age

46.1


Total

44.6


Male

47.7


Female

Marin County, California Adults

There are 207,701 adults, (52,965 of whom are seniors) in Marin County, California.

Marin County, California Age Dependency

68.6

Age Dependency Ratio

34.2

Old Age Dependency Ratio

34.3

Child Dependency Ratio

Marin County, California Sex Ratio

Female

133,391

51.14%

Male

127,423

48.86%

Marin County, California Households and Families

Marin County, California Renter vs Owner Occupied by Household Type

Marin County, California Household Types

Type Owner Renter
Married77%23%
All64.2%35.8%
Female53.5%46.5%
Non Family51.1%48.9%
Male49.8%50.2%

64.2%

Rate of Home Ownership

Type Count Average Size Owned
All104,8462.4264.2
Married52,5023.0677
Non Family40,0251.2951.1
Female8,5033.2953.5
Male3,8163.4349.8

3

Average Family Size

2.42

Average Household Size

4.9%

Unmarried (Opposite Sex)

0.4%

Unmarried (Same Sex)

Marin County, California Education

Education Attained Count Percentage
Less Than 9th Grade7,2463.79%
9th to 12th Grade5,6522.96%
High School Graduate21,44811.23%
Some College34,65418.14%
Associates Degree12,1796.37%
Bachelors Degree62,02132.46%
Graduate Degree47,85525.05%

Marin County, California Educational Attainment by Race

Name Total High School Bachelors
White144,989141,47393,002
Hispanic24,32516,5605,407
Other Race12,6847,3391,499
Asian12,03611,1697,450
Multiple Races5,6075,3992,770
Black4,3303,6891,323
Native American55644879
Islander360206105

The highest rate of high school graduation is among white people with a rate of 97.57%.

The highest rate of bachelors degrees is among white people with a rate of 64.14%.

Name Average Male Female
Overall$58,097$70,046$49,599
Less Than High School$20,976$24,313$16,936
High School Grad$31,042$35,921$24,621
Some College$42,567$47,934$37,204
Bachelors Degree$76,261$102,506$57,320
Graduate Degree$92,886$114,412$75,561

$58,097

Average Earnings

$70,046

Average Male

$49,599

Average Female

Marin County, California Language

Marin County, California Language by Age

Marin County, California Language

77.29% of Marin County, California residents speak only English, while 22.71% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 12.84% of the population.

Marin County, California Poverty

Marin County, California Poverty by Race

Name Total In Poverty Poverty Rate
White184,2109,1504.97%
Hispanic39,3778,24520.94%
Other21,4126,15428.74%
Asian14,4621,1998.29%
Multiple11,6401,1399.79%
Black4,75667614.21%
Islander41517341.69%
Native6228012.86%

8.06%

Overall Poverty Rate

7.44%

Male Poverty Rate

8.64%

Female Poverty Rate

Poverty in Marin County, California

The race most likely to be in poverty in Marin County, California is Islander, with 41.69% below the poverty level.

The race least likely to be in poverty in Marin County, California is White, with 4.97% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.19%. Among those working part-time, it was 9.98%, and for those that did not work, the poverty rate was 13.88%.

Name Poverty
Less Than High School29.86%
High School11.01%
Some College7.01%
Bachelors or Greater3.75%
Name Poverty
Male Unemployed22.53%
Female Unemployed21.83%
Female Employed4.93%
Male Employed3.70%

Marin County, California Income

Marin County, California Income by Household Type

Name Median Mean
Households$104,703$162,292
Families$136,857$199,211
Married Families$157,682$220,566
Non Families$60,101$97,009

Marin County, California Marital Status

Marin County, California Marital Status

Marriage Rates

51.9%

Overall Marriage Rate

54.5%

Male Marriage Rate

49.5%

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

Marin County, California Veterans

12,199

Number of Veterans

11,543

Male Veterans

656

Female Veterans

War Veterans
Vietnam4,941
Korea1,973
World War II1,180
Second Gulf War1,102
First Gulf War957
Age Group Veterans
75+5,023
65 to 743,785
35 to 541,364
55 to 641,324
18 to 34703

Marin County, California Veterans by Race

Name Veterans % of Total
White10,7166.43%
Hispanic6702.36%
Black4428.82%
2 or More3595.32%
Asian3492.68%
Other2651.75%
Indian508.73%
Hawaiian184.80%

Marin County, California Veterans by Education

3.20%

Veteran Poverty Rate

28.33%

Veteran Disability Rate

Marin County, California Employment Status

64.3%

Labor Force Participation

61.3%

Employment Rate

4.5%

Unemployment Rate

Marin County, California Place of Birth

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

49.86%

Born in California

81.97%

Native Born

18.03%

Foreign Born

9.63%

Non Citizen

Place of Birth

81.97% of Marin County, California residents were born in the United States, with 49.86% having been born in California. 9.63% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Population of Cities in Marin County, California

City 2010 Census 2016 Estimated Growth Growth Rate
San Rafael577175895412372.14%
Novato519045600441007.90%
Mill Valley13903143504473.22%
San Anselmo12336125992632.13%
Larkspur11926123824563.82%
Corte Madera925398586056.54%
Tiburon896291762142.39%
Fairfax744175981572.11%
Sausalito694271251832.64%
Ross24152467522.15%
Belvedere20682122542.61%
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990