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Zip Code 94558 — Napa, CA

94558 is a ZIP Code associated with Napa, CA, located within Napa. The postal region supports an estimated population of 63,657 residents across Data Pending housing units, with a population density of 61.5 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (38.508460, -122.264970)

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

How 94558 Compares

MetricZIP 94558Napa CountyCA State Average
Population63,657128,36739,286,245
Median IncomeData PendingN/AN/A
Population Density61.5 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 94574Saint Helena7.0 mi7,457N/A
Zip 94599Yountville9.0 mi3,348N/A
Zip 94573Rutherford9.3 mi84N/A
Zip 94562Oakville9.5 miN/AN/A
Zip 94508Angwin10.9 mi3,495N/A

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 →