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Zip Code 94559 — Napa, CA

94559 is a ZIP Code associated with Napa, CA, located within Napa. The postal region supports an estimated population of 27,714 residents across Data Pending housing units, with a population density of 258.7 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (38.252380, -122.293820)

Data MetricLocal Statistic
Postal / Zip Code94559
Primary CityNapa
State / ProvinceCA
CountyNapa
Total Population27,714
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density258.7 people/sq mi
TimezoneAmerica/Los_Angeles

How 94559 Compares

MetricZIP 94559Napa CountyCA State Average
Population27,714128,36739,286,245
Median IncomeData PendingN/AN/A
Population Density258.7 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 94503American Canyon5.3 mi21,841N/A
Zip 94589Vallejo8.1 mi29,990N/A
Zip 95476Sonoma9.0 mi35,196N/A
Zip 94592Vallejo9.2 mi1,049N/A
Zip 94534Fairfield9.4 mi41,203N/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 →