Home > CA > Orange County > Tustin > Zip 92780

Zip Code 92780 — Tustin, CA

ZIP Code 92780 is associated with Tustin, CA, in Orange County. The listed population estimate is 54,374; estimated density is 3,346.0 people per square mile. Among records with population estimates, it ranks #18 of 87 in Orange County and #176 of 1,762 in CA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (33.736850, -117.819680)

Data MetricLocal Statistic
Postal / Zip Code92780
Primary CityTustin
State / ProvinceCA
CountyOrange
Total Population54,374
Population Density3,346.0 people/sq mi
TimezoneAmerica/Los_Angeles

How 92780 Compares

MetricZIP 92780Orange County recordsCA records
Population estimate54,3743,138,331 (sum)39,286,245 (sum)
Population Density3,346.0 /sq mi----
County population rank#18 of 87----
State population rank#176 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 92705Santa Ana1.3 mi48,781
ZIP 92782Tustin1.4 mi30,073
ZIP 92701Santa Ana2.4 mi47,818
ZIP 92606Irvine2.7 mi23,990
ZIP 92707Santa Ana3.5 mi58,695

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 →