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Zip Code 94952 — Petaluma, CA

ZIP Code 94952 is associated with Petaluma, CA, in Marin County. The listed population estimate is 33,785; estimated density is 65.7 people per square mile. Among records with population estimates, it ranks #2 of 29 in Marin County and #515 of 1,762 in CA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (38.230070, -122.763380)

Data MetricLocal Statistic
Postal / Zip Code94952
Primary CityPetaluma
State / ProvinceCA
CountyMarin
Total Population33,785
Population Density65.7 people/sq mi
TimezoneAmerica/Los_Angeles

How 94952 Compares

MetricZIP 94952Marin County recordsCA records
Population estimate33,785290,846 (sum)39,286,245 (sum)
Population Density65.7 /sq mi----
County population rank#2 of 29----
State population rank#515 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 94931Cotati6.9 mi9,487
ZIP 94971Tomales6.9 mi276
ZIP 94940Marshall7.4 mi148
ZIP 94928Rohnert Park8.9 mi46,829
ZIP 94951Penngrove9.1 mi3,294

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 →