Home > CA > Marin County > Lagunitas > Zip 94938

Zip Code 94938 — Lagunitas, CA

ZIP Code 94938 is associated with Lagunitas, CA, in Marin County. The listed population estimate is 437; estimated density is 17.8 people per square mile. Among records with population estimates, it ranks #24 of 29 in Marin County and #1550 of 1,762 in CA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (38.030240, -122.729530)

Data MetricLocal Statistic
Postal / Zip Code94938
Primary CityLagunitas
State / ProvinceCA
CountyMarin
Total Population437
Population Density17.8 people/sq mi
TimezoneAmerica/Los_Angeles

How 94938 Compares

MetricZIP 94938Marin County recordsCA records
Population estimate437290,846 (sum)39,286,245 (sum)
Population Density17.8 /sq mi----
County population rank#24 of 29----
State population rank#1550 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 94950Olema1.9 mi22
ZIP 94933Forest Knolls2.4 mi1,033
ZIP 94946Nicasio3.7 mi715
ZIP 94963San Geronimo3.9 mi739
ZIP 94956Point Reyes Station4.6 mi1,080

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 →