San Mateo County, California's estimated 2024 population is 723,777 with a growth rate of -0.35% 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 719,948 and has seen a growth of 0.53% since that time.
Year | Population | Growth | Change |
|---|---|---|---|
| 2029 | 710,897 | -2,576 | -0.36% |
| 2028 | 713,473 | -2,576 | -0.36% |
| 2027 | 716,049 | -2,576 | -0.36% |
| 2026 | 718,625 | -2,576 | -0.36% |
| 2025 | 721,201 | -2,576 | -0.36% |
| 2024 | 723,777 | -2,576 | -0.35% |
| 2023 | 726,353 | -2,576 | -0.35% |
| 2022 | 728,929 | -10,220 | -1.38% |
| 2021 | 739,149 | -23,330 | -3.06% |
| 2020 | 762,479 | -2,331 | -0.3% |
| 2019 | 764,810 | -3,600 | -0.47% |
| 2018 | 768,410 | -248 | -0.03% |
| 2017 | 768,658 | 730 | 0.1% |
| 2016 | 767,928 | 2,449 | 0.32% |
| 2015 | 765,479 | 7,826 | 1.03% |
| 2014 | 757,653 | 8,522 | 1.14% |
| 2013 | 749,131 | 9,431 | 1.27% |
| 2012 | 739,700 | 10,755 | 1.48% |
| 2011 | 728,945 | 8,997 | 1.25% |
| 2010 | 719,948 | 0 | 0% |
| 1990 | 649,623 | 62,294 | 10.61% |
| 1980 | 587,329 | 31,095 | 5.59% |
| 1970 | 556,234 | 111,847 | 25.17% |
| 1960 | 444,387 | 208,728 | 88.57% |
| 1950 | 235,659 | 123,877 | 110.82% |
| 1940 | 111,782 | 34,377 | 44.41% |
| 1930 | 77,405 | 40,624 | 110.45% |
| 1920 | 36,781 | 10,196 | 38.35% |
| 1910 | 26,585 | 14,491 | 119.82% |
| 1900 | 12,094 | 2,007 | 19.9% |
| 1890 | 10,087 | 1,418 | 16.36% |
| 1880 | 8,669 | 2,034 | 30.66% |
| 1870 | 6,635 | 3,421 | 106.44% |
| 1860 | 3,214 | -707,683 | -99.55% |
Race | Population | Percentage (of total) |
|---|---|---|
| White | 327,625 | 43.44% |
| Asian | 230,174 | 30.52% |
| Other race | 82,367 | 10.92% |
| Two or more races | 81,220 | 10.77% |
| Black or African American | 17,238 | 2.29% |
| Native Hawaiian or Pacific Islander | 9,180 | 1.22% |
| Native American | 6,446 | 0.85% |
White
Asian
Other race
Two or more races
Black or African American
Native Hawaiian or Pacific Islander
Native American
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 264,323 | 2.81 | 59.5 | 40.5 |
| Married | 145,150 | 3.41 | 70.8 | 29.2 |
| Non Family | 82,127 | 1.39 | 43.6 | 56.4 |
| Female | 25,107 | 3.65 | 51.7 | 48.3 |
| Male | 11,939 | 3.52 | 49.2 | 50.8 |
3.33
Average Family Size
2.81
Average Household Size
59.5%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Education Attained | Count | Percentage |
|---|---|---|
| 9th to 12th Grade | 21,281 | 3.88% |
| Associates Degree | 37,733 | 6.89% |
| Bachelors Degree | 161,021 | 29.39% |
| Graduate Degree | 128,658 | 23.49% |
| High School Graduate | 81,357 | 14.85% |
| Less Than 9th Grade | 30,317 | 5.53% |
| Some College | 87,450 | 15.96% |
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 219,710 | 213,472 | 136,113 |
| Asian | 176,885 | 164,453 | 109,990 |
| Hispanic | 113,447 | 83,120 | 26,827 |
| Other Race | 53,080 | 36,752 | 10,065 |
| 2+ Races | 43,539 | 36,661 | 17,276 |
| Black | 13,105 | 12,390 | 4,727 |
| Islander | 6,186 | 5,568 | 1,574 |
| Native American | 4,284 | 2,819 | 732 |
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 asian people with a rate of 62.18%.
All
Male
Female
Name | Average | Male | Female |
|---|---|---|---|
| Bachelors Degree | $96,243 | $111,307 | $83,433 |
| Graduate Degree | $146,435 | $174,822 | $118,838 |
| High School Graduate | $44,301 | $48,018 | $36,150 |
| Less Than 9th Grade | $34,227 | $39,560 | $27,203 |
| Overall | $77,920 | $85,886 | $69,803 |
| Some College | $56,534 | $63,227 | $49,217 |
$77,920
Average Earnings
$85,886
Average Male
$69,803
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
55.17% of San Mateo County, California residents speak only English, while 44.83% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 19.55% of the population.
rate
Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| Hispanic | 178,814 | 17,209 | 9.62% |
| White | 277,088 | 13,488 | 4.87% |
| Asian | 229,017 | 11,848 | 5.17% |
| Other | 81,498 | 8,251 | 10.12% |
| Multiple | 80,679 | 5,180 | 6.42% |
| Black | 16,448 | 2,057 | 12.51% |
| Islander | 9,139 | 1,089 | 11.92% |
| Native | 6,388 | 818 | 12.81% |
6.43%
Overall Poverty Rate
5.65%
Male Poverty Rate
7.21%
Female Poverty Rate
The race most likely to be in poverty in San Mateo County, California is Native, with 12.81% below the poverty level.
The race least likely to be in poverty in San Mateo County, California is White, with 4.87% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.06%. Among those working part-time, it was 8.28%, and for those that did not work, the poverty rate was 13.88%.
rate
Rate | Poverty |
|---|---|
| Less Than 9th Grade | 16.26% |
| High School | 8.87% |
| Some College | 6.74% |
| Bachelors or Greater | 3.14% |
rate
Rate | Poverty |
|---|---|
| Female Unemployed | 19.37% |
| Male Unemployed | 14.2% |
| Female Employed | 3.37% |
| Male Employed | 2.44% |
Households
Families
MarriedFamilies
NonFamilies
Name | Median | Mean |
|---|---|---|
| Families | $175,776 | $247,973 |
| Households | $149,907 | $216,684 |
| Married Families | $202,679 | $277,778 |
| Non Families | $91,613 | $135,519 |
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
52.4%
Overall Marriage Rate
53.7%
Male Marriage Rate
51.2%
Female Marriage Rate
male
female
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
20,300
Number of Veterans
18,860
Male Veterans
1,440
Female Veterans
War | Veterans |
|---|---|
| Vietnam | 7,162 |
| Second Gulf War | 3,238 |
| First Gulf War | 2,818 |
| Korea | 2,073 |
| World War II | 686 |
count
Age Group | Veterans |
|---|---|
| 75+ | 7,690 |
| 65 to 74 | 4,615 |
| 35 to 54 | 3,782 |
| 55 to 64 | 3,100 |
| 18 to 34 | 1,113 |
count
Name | Veterans | % of Total |
|---|---|---|
| White | 13,143 | 4.85% |
| Asian | 3,309 | 1.73% |
| Hispanic | 2,727 | 2.05% |
| Other Race | 1,192 | 1.88% |
| 2+ Races | 1,141 | 2.22% |
| Black | 1,084 | 7.58% |
| Islander | 325 | 4.58% |
| Native American | 106 | 2.17% |
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
6.33%
Veteran Poverty Rate
26.68%
Veteran Disability Rate
LaborForceParticipation
67.8%
Labor Force Participation
64.7%
Employment Rate
4.5%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
48.37%
Born in San Mateo County, California
64.84%
Native Born
35.16%
Foreign Born
14.41%
Non Citizen
20.75%
Naturalized
64.84% of San Mateo County, California residents were born in the United States, with 48.37% having been born in California. 14.41% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.