Zip Code 94002 — Belmont, CA

ZIP Code 94002 is associated with Belmont, CA, in San Mateo County. The listed population estimate is 27,534; estimated density is 1,890.2 people per square mile. Among records with population estimates, it ranks #14 of 29 in San Mateo County and #660 of 1,762 in CA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (37.513660, -122.298530)

Data MetricLocal Statistic
Postal / Zip Code94002
Primary CityBelmont
State / ProvinceCA
CountySan Mateo
Total Population27,534
Population Density1,890.2 people/sq mi
TimezoneAmerica/Los_Angeles

How 94002 Compares

MetricZIP 94002San Mateo County recordsCA records
Population estimate27,534713,109 (sum)39,286,245 (sum)
Population Density1,890.2 /sq mi----
County population rank#14 of 29----
State population rank#660 of 1,762----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in CA

ZIP CodeCityDistancePopulation estimate
ZIP 94403San Mateo1.7 mi43,276
ZIP 94070San Carlos1.9 mi30,447
ZIP 94402San Mateo2.7 mi25,475
ZIP 94065Redwood City3.2 mi11,673
ZIP 94404San Mateo3.4 mi35,881

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →