Home > CA > Napa County > Saint Helena > Zip 94574

Zip Code 94574 — Saint Helena, CA

94574 is a ZIP Code associated with Saint Helena, CA, located within Napa. The postal region supports an estimated population of 7,457 residents across Data Pending housing units, with a population density of 23.2 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (38.527420, -122.392610)

Data MetricLocal Statistic
Postal / Zip Code94574
Primary CitySaint Helena
State / ProvinceCA
CountyNapa
Total Population7,457
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density23.2 people/sq mi
TimezoneAmerica/Los_Angeles

How 94574 Compares

MetricZIP 94574Napa CountyCA State Average
Population7,457128,36739,286,245
Median IncomeData PendingN/AN/A
Population Density23.2 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 94508Angwin4.5 mi3,495N/A
Zip 94576Deer Park4.7 mi103N/A
Zip 94573Rutherford5.1 mi84N/A
Zip 94562Oakville6.7 miN/AN/A
Zip 94558Napa7.0 mi63,657N/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 →