ZIP code 94402
Where is ZIP code 94402?
San Mateo, California
San Mateo County · Standard ZIP code
ZIP code 94402 belongs to San Mateo, California in San Mateo County. 94402 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Pacific Time zone and uses area code 650. About 25,475 people live in the 94402 area, where the median household income is $172,522. The closest ZIP codes are 94497 (San Mateo, 1.1 mi south), 94401 (San Mateo, 1.6 mi north) and 94403 (San Mateo, 1.7 mi southeast).
| ZIP code | 94402 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | San Mateo |
| State | California (CA) |
| County | San Mateo County |
| Time zone | Pacific Time · now |
| Area code | 650 |
| Coordinates | 37.5507, -122.3276 map |
| 3-digit prefix | 944 |
Population and income in 94402
| Population | 25,475 · higher than 59% of California ZIP codes |
|---|---|
| People per square mile | 5,045 · higher than 74% of California ZIP codes |
| Median age | 40.8 years · higher than 53% of California ZIP codes |
| Men / women | 47% / 53% |
| Median household income | $172,522 · higher than 92% of California ZIP codes |
| Income per person | $109,498 |
| Below the poverty line | 5.2% |
| Bachelor’s degree or higher | 69% of adults 25+ |
| Median home value | $2,000,001 · higher than 98% of California ZIP codes |
| Median rent | $3,501 a month |
| Housing units | 10,764 |
| Households | 10,125 (2.5 people on average) |
| Owners / renters | 58% / 42% |
| Land area | 5.05 sq mi |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 94402. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 94402
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 94497 | San Mateo, CA | 1.1 mi S | Unique |
| 94401 | San Mateo, CA | 1.6 mi N | Standard |
| 94403 | San Mateo, CA | 1.7 mi SE | Standard |
| 94010 | Burlingame, CA | 2.5 mi NW | Standard |
| 94002 | Belmont, CA | 3 mi SE | Standard |
| 94011 | Burlingame, CA | 3.1 mi NW | PO Box only |
| 94404 | San Mateo, CA | 3.2 mi E | Standard |
| 94065 | Redwood City, CA | 4.5 mi E | Standard |
| 94070 | San Carlos, CA | 5 mi SE | Standard |
| 94030 | Millbrae, CA | 5.3 mi NW | Standard |
| 94128 | San Francisco, CA | 5.6 mi NW | Standard |
| 94066 | San Bruno, CA | 7.5 mi NW | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 94402 or measure the distance to another ZIP code.
How to address mail to 94402
123 MAIN ST
SAN MATEO CA 94402
Put the city, the two-letter state code and the ZIP code on the last line. Adding the 4-digit ZIP+4 code (94402-XXXX) helps mail sort faster but isn’t required.
Other ZIP codes in San Mateo, CA
All San Mateo ZIP codes with population and income →
Questions
- What city is ZIP code 94402?
- 94402 is a San Mateo, California ZIP code.
- What county is 94402 in?
- ZIP code 94402 is in San Mateo County, California.
- What time zone is ZIP code 94402 in?
- 94402 is in the Pacific Time zone (America/Los_Angeles).
- What area code is 94402?
- Phone numbers in ZIP code 94402 use area code 650.
- What is the population of ZIP code 94402?
- About 25,475 people live in ZIP code 94402, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 94402?
- The median household income in 94402 is $172,522 a year, higher than 92% of California ZIP codes.
- What ZIP codes are near 94402?
- The nearest ZIP codes to 94402 are 94497 (San Mateo, 1.1 miles), 94401 (San Mateo, 1.6 miles), 94403 (San Mateo, 1.7 miles) and 94010 (Burlingame, 2.5 miles).