County

San Mateo County, CA

38 ZIP codes  ·  24 cities  ·  California

👥763,188Population
💰$162,556Median HH Income▲ 113% above avg
🎂40.8Median Age
🏠$1,553,239Median Home Value▲ 457% above avg
🎓61.8%College Grads▲ 60% above avg
📊4.5%Unemployment▼ 8% below avg
People & Population (ACS 2023 — weighted avg)
♂ Male 49.8% Female 50.2% ♀

Race & Ethnicity

White: 35.8%Hispanic: 24.4%Black: 2.1%Asian: 30.9%Other: 4.8%Race
White35.8%
Hispanic24.4%
Black2.1%
Asian30.9%
Other4.8%

Age Breakdown

Under 5
5%
5–17
15%
18–24
7%
25–44
29%
45–64
27%
65+
8%

Key Indicators

Median Age40.8 yrs
Avg HH Size2.79
Below Poverty6.3% ▼ 37% below avg
College Grads61.8% ▲ 60% above avg
Unemployment4.5% ▼ 8% below avg
No HS Diploma15,192 (3%)
HS Graduate81,457 (16.3%)
Some College37,373 (7.5%)
Associates57,633 (11.5%)
Bachelors38,166 (7.6%)
Graduate Degree270,930 (54.1%)

Education

No HS: 3%HS Grad: 16.3%Some College: 7.5%Associates: 11.5%Bachelors: 7.6%Graduate: 54.1%Edu
No HS3.0%
HS Grad16.3%
Some College7.5%
Associates11.5%
Bachelors7.6%
Graduate54.1%
Housing & Income

Housing Tenure

Owner: 59.2%Renter: 40.8%Tenure
Owner59.2%
Renter40.8%

Home Value Distribution

Under $50k
2%
$50k–$100k
1%
$100k–$150k
1%
$150k–$200k
1%
$200k–$300k
1%
$300k–$500k
2%
Over $500k
92%

Financials

Median HH Income$162,556 ▲ 113% above avg
Median Home Value$1,553,239 ▲ 457% above avg
Home/Income Ratio9.6x (nat avg ~3.5x)
Median Rent$2,874/mo
Total Housing Units292,298
Vacant Units21,618

Income Distribution

Under $25k
7%
$25k–$50k
7%
$50k–$75k
9%
$75k–$100k
8%
$100k–$150k
16%
$150k–$200k
13%
Over $200k
40%
Employment & Commute

How People Get to Work

Drove Alone
65%
Public Transit
7%
Walked
3%
Work From Home
25%

Commute Time

Under 15 min
20%
15–30 min
38%
30–45 min
24%
Over 45 min
17%
Housing Stock

Year Built

Before 1940
7%
1940s–1950s
22%
1960s–1970s
12%
1980s–1990s
6%
2000+
54%
About San Mateo County, CA

San Mateo County is located in California and encompasses 38 ZIP codes spanning 24 cities and communities. The county has an estimated population of 763,188 residents. With a median age of 40.83, it is a middle-aged county.

San Mateo County has a affluent economic profile. The median household income of $162,556 is more than double the national average. Unemployment stands at 4.5%, near the national average. The poverty rate of 6.3% is well below the national average.

Housing in San Mateo County is among the most expensive housing markets in the country, with a median home value of $1,553,239 — more than double the national average. Monthly median rent is approximately $2,873.

The residents of San Mateo County are racially diverse, with White as the largest group at 35.8%. Educational attainment is highly educated — 61.8% of adults hold a bachelor's degree or higher, significantly above the national average.

San Mateo County, CA is a affluent area in California. The 38 ZIP codes within the county each have their own character — browse the full list below to find the right community, whether you're looking for affordable housing, strong schools, or economic opportunity.

ZIP Codes in San Mateo County
ZIPCityPopulationMedian IncomeMedian HomeMedian RentUnemp.College
94027 Atherton 7,030 $250,001 $2,000,000+ $3,501 3.0% 88.6%
94002 Belmont 27,730 $204,573 $2,000,000+ $2,889 6.7% 75.3%
94005 Brisbane 4,718 $151,593 $1,127,200 $2,634 9.2% 60.9%
94010 Burlingame 42,794 $191,758 $2,000,000+ $2,655 4.9% 74.1%
94014 Daly City 46,269 $115,513 $979,500 $2,089 4.9% 42.6%
94015 Daly City 64,121 $123,552 $1,152,900 $2,760 4.9% 50.9%
94018 El Granada 3,404 $225,763 $1,405,400 $2,034 6.8% 57.5%
94019 Half Moon Bay 14,754 $153,272 $1,509,300 $1,977 3.5% 64.8%
94020 La Honda 1,745 $250,001 $1,158,100 — 2.4% 80.2%
94021 Loma Mar 332 $209,712 $1,020,800 — 0.0% 68.5%
94025 Menlo Park 40,230 $215,871 $2,000,000+ $3,169 4.6% 76.3%
94030 Millbrae 22,589 $157,567 $1,929,700 $3,401 6.3% 59.1%
94037 Montara 2,897 $201,367 $1,467,400 — 9.5% 72.0%
94038 Moss Beach 3,016 $128,333 $1,112,900 — 0.0% 64.3%
94044 Pacifica 37,540 $156,658 $1,211,700 $3,075 3.3% 58.7%
94303 Palo Alto 47,123 $148,031 $1,825,000 $2,710 5.5% 54.1%
94060 Pescadero 1,389 $111,351 $1,338,200 $854 3.9% 46.2%
94028 Portola Valley 6,645 $250,001 $2,000,000+ $3,501 3.1% 86.1%
94061 Redwood City 37,369 $141,599 $1,938,300 $2,818 5.9% 58.4%
94062 Redwood City 25,944 $233,333 $2,000,000+ $2,885 1.9% 73.8%
94063 Redwood City 34,695 $115,528 $1,077,100 $2,802 3.4% 44.0%
94065 Redwood City 11,620 $213,361 $1,847,000 $3,501 5.2% 84.4%
94066 San Bruno 42,875 $135,976 $1,199,400 $2,696 4.9% 53.4%
94070 San Carlos 30,696 $235,373 $2,000,000+ $2,802 4.6% 72.9%
94401 San Mateo 35,628 $121,258 $1,123,300 $2,713 3.6% 56.6%
94402 San Mateo 25,498 $179,683 $2,000,000+ $3,476 3.8% 74.9%
94403 San Mateo 43,459 $179,825 $1,725,900 $3,273 5.3% 68.2%
94404 San Mateo 35,950 $182,417 $1,682,700 $3,501 4.5% 79.3%
94080 South San Francisco 65,036 $135,966 $1,159,500 $2,840 2.5% 52.5%

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