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Zip Code 94940 — Marshall, CA

ZIP Code 94940 is associated with Marshall, CA, in Marin County. The listed population estimate is 148; estimated density is 2.2 people per square mile. Among records with population estimates, it ranks #28 of 29 in Marin County and #1658 of 1,762 in CA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (38.157540, -122.863760)

Data MetricLocal Statistic
Postal / Zip Code94940
Primary CityMarshall
State / ProvinceCA
CountyMarin
Total Population148
Population Density2.2 people/sq mi
TimezoneAmerica/Los_Angeles

How 94940 Compares

MetricZIP 94940Marin County recordsCA records
Population estimate148290,846 (sum)39,286,245 (sum)
Population Density2.2 /sq mi----
County population rank#28 of 29----
State population rank#1658 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 94937Inverness5.5 mi1,009
ZIP 94971Tomales5.7 mi276
ZIP 94952Petaluma7.4 mi33,785
ZIP 94956Point Reyes Station8.1 mi1,080
ZIP 94929Dillon Beach8.6 mi293

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 →