Marin County Population 2017

Marin County's estimated population is 260,651 with a growth rate of -0.15% in the past year according to the most recent United States census data. Marin County is the 26th largest county in California.

Year Population Growth Growth Rate
2016260,651-403-0.15%
2015261,0545380.21%
2014260,5162,0100.78%
2013258,5062,4420.95%
2012256,0646070.24%
2011255,4572,5110.99%
2010252,94622,8509.93%
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%

Marin County Population Growth

Population Data via

Marin County Race Data

Race Population Percentage
White224,41586.10%
Asian15,9936.14%
Two or More Races9,8943.80%
Black or African American7,4272.85%
American Indian and Alaska Native2,7131.04%
Native Hawaiian and Other Pacific Islander6120.23%

Marin County Population Pyramid

0k2k4k6k8k10kMarin County Male Population0k2k4k6k8k10kMarin County Female Population

Population of Cities in Marin County

City 2010 Census 2016 Estimated Growth Growth Rate
San Rafael577175895412372.14%
Novato519045600441007.90%
Mill Valley13903143504473.22%
San Anselmo12336125992632.13%
Larkspur11926123824563.82%
Corte Madera925398586056.54%
Fairfax744175981572.11%
Sausalito694271251832.64%
Ross24152467522.15%
Data Sources
  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