| ZIP Code | 94402 |
|---|---|
| City | San Mateo |
| State | California (CA) |
| County | San Mateo County |
| Area Code | 650 |
| Elevation | 291 ft |
| Latitude | 37.540103 |
|---|---|
| Longitude | -122.330103 |
| Timezone | Los Angeles (DST) |
| FIPS | 06081 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 40.6 yrs |
|---|---|
| Avg Household Size | 2.55 |
| Below Poverty | 6.1% ▼ 39% below avg |
| College Grads | 74.9% ▲ 93% above avg |
| Unemployment | 3.8% ▼ 23% below avg |
| No HS Diploma | 247 (1.5%) |
| HS Graduate | 1,790 (10.5%) |
| Some College | 836 (4.9%) |
| Associates | 1,400 (8.2%) |
| Bachelors | 994 (5.8%) |
| Graduate Degree | 11,739 (69%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $179,683 ▲ 135% above avg ↑ 6% since 2019 |
|---|---|
| Median Home Value | $2,000,000+ ▲ 617% above avg ↑ 25% since 2019 |
| Home/Income Ratio | 11.1x (nat avg ~3.5x) |
| Median Rent | $3,476/mo ↑ 47% since 2019 |
| Total Units | 10,623 |
| Vacant Units | 679 |
| Avg HH Size | 2.55 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 10,623 |
|---|---|
| Vacant | 679 |
| Owner Occupied | 59.3% |
| Renter Occupied | 40.7% |
| Avg HH Size | 2.55 |
ZIP code 94402 is located in San Mateo, California, within San Mateo County. With a population of 25,498, this is a moderately populated ZIP code with a middle-aged community — the median age is 40.6 years. Economically, 94402 is a affluent ZIP code: the median household income of $179,683 is more than double the national average.
Real estate in ZIP code 94402 represents among the most expensive housing markets in the country. The median home value of $2,000,000+ is more than double the national average. Renters can expect to pay around $3,476 per month in median rent. The area has a relatively balanced mix of owners (59.3%) and renters (40.7%). Median home values have increased by 25% since 2019.
The population of 94402 is racially diverse, with White as the largest group at 49.2%. Residents are highly educated — 74.9% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 6.1%. Household income has grown by 6% since 2019.
The unemployment rate in 94402 stands at 3.8%, which is below the national average. A notably high share of workers — 28% — work from home, reflecting the professional makeup of the area. As in most parts of the country, driving alone is the dominant commute mode at 58%.
Overall, ZIP code 94402 in San Mateo, CA is characterized as affluent, highly educated, and a middle-aged community. With 25,498 residents, a median household income of $179,683, and a median home value of $2,000,000+, it offers a clear picture of life in this part of California.