San Mateo County, California's estimated population is 773,640 with a growth rate of 0.60% in the past year according to the most recent United States census data. San Mateo County, California is the 15th largest county in California. The 2010 Population was 718,451 and has seen a growth of 7.68% since this time.
Rate of Home Ownership
Average Family Size
Average Household Size
The highest rate of high school graduation is among white people with a rate of 97.16%.
The highest rate of bachelors degrees is among white people with a rate of 61.55%.
54.43% of San Mateo County, California residents speak only English, while 45.57% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 19.42% of the population.
Overall Poverty Rate
Male Poverty Rate
Female Poverty Rate
The race most likely to be in poverty in San Mateo County, California is Native, with 24.94% below the poverty level.
The race least likely to be in poverty in San Mateo 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 1.11%. Among those working part-time, it was 8.26%, and for those that did not work, the poverty rate was 13.10%.
Number of Veterans
Veteran Poverty Rate
Veteran Disability Rate
Labor Force Participation
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Born in San Mateo County, California
65.05% of San Mateo County, California residents were born in the United States, with 48.17% having been born in California. 14.38% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.