San Mateo, CA ZIP codes
3 ZIP codes lie mostly inside San Mateo. For each one: residents, median age, household income, home value, rent and homeownership, so you can see how different parts of the city compare.
ZIP codes mostly in San Mateo
| ZIP | Share in city | Residents | Median age | Household income | Home value | Rent | Homeowners |
|---|---|---|---|---|---|---|---|
| 94401 | 100% | 35,295 | 35.9 | $122,227 | $1,184,500 | $2,762 | 43% |
| 94402 | 60% | 25,475 | 40.8 | $172,522 | $2,000,001 | $3,501 | 58% |
| 94403 | 97% | 43,276 | 38.9 | $174,917 | $1,746,300 | $3,263 | 53% |
"Share in city" is the part of each ZIP code's land area inside San Mateo city limits. Figures describe the whole ZIP code. Sources: Census Bureau 2020 ZIP Code Tabulation Areas (which closely follow USPS ZIP codes) and ACS 2020-2024 5-year estimates. Small ZIP codes have wide margins of error; "n/a" means the Census Bureau did not publish a value. Click a column to sort.
Frequently asked questions
How many ZIP codes are in San Mateo?
3 ZIP codes lie mostly inside San Mateo, and 0 more are partly in the city, by the Census Bureau's 2020 ZIP Code Tabulation Areas. PO box and single-building ZIP codes have no residents and are not listed.
Which San Mateo ZIP code has the highest income?
94403 has the highest median household income, $174,917, and 94401 the lowest, $122,227 (ACS 2020-2024, ZIP codes with 1,000+ residents).
Where is rent cheapest in San Mateo?
By ZIP code, median gross rent is lowest in 94401 ($2,762 a month) and highest in 94402 ($3,501).
Compare the whole city with others on the San Mateo profile, or see San Mateo population by year.