Zip Code 91390 — Santa Clarita, CA

ZIP Code 91390 is associated with Santa Clarita, CA, in Los Angeles County. The listed population estimate is 19,308; estimated density is 47.1 people per square mile. Among records with population estimates, it ranks #223 of 288 in Los Angeles County and #828 of 1,762 in CA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (34.531590, -118.406680)

Data MetricLocal Statistic
Postal / Zip Code91390
Primary CitySanta Clarita
State / ProvinceCA
CountyLos Angeles
Total Population19,308
Population Density47.1 people/sq mi
TimezoneAmerica/Los_Angeles

How 91390 Compares

MetricZIP 91390Los Angeles County recordsCA records
Population estimate19,3089,807,501 (sum)39,286,245 (sum)
Population Density47.1 /sq mi----
County population rank#223 of 288----
State population rank#828 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 91351Canyon Country7.5 mi33,155
ZIP 91350Santa Clarita8.9 mi43,973
ZIP 91387Canyon Country9.5 mi46,869
ZIP 91354Valencia9.7 mi33,957
ZIP 93551Palmdale11.1 mi54,360

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 →