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Zip Code 94558 — Napa, CA

ZIP Code 94558 is associated with Napa, CA, in Napa County. The listed population estimate is 63,657; estimated density is 61.5 people per square mile. Among records with population estimates, it ranks #1 of 9 in Napa County and #97 of 1,762 in CA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (38.508460, -122.264970)

Data MetricLocal Statistic
Postal / Zip Code94558
Primary CityNapa
State / ProvinceCA
CountyNapa
Total Population63,657
Population Density61.5 people/sq mi
TimezoneAmerica/Los_Angeles

How 94558 Compares

MetricZIP 94558Napa County recordsCA records
Population estimate63,657128,367 (sum)39,286,245 (sum)
Population Density61.5 /sq mi----
County population rank#1 of 9----
State population rank#97 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 94574Saint Helena7.0 mi7,457
ZIP 94599Yountville9.0 mi3,348
ZIP 94573Rutherford9.3 mi84
ZIP 94562Oakville9.5 miN/A
ZIP 94508Angwin10.9 mi3,495

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 →