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Zip Code 16420 — Grand Valley, PA

16420 is a ZIP Code associated with Grand Valley, PA, located within Warren. The postal region supports an estimated population of 515 residents across Data Pending housing units, with a population density of 4.0 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.694810, -79.545440)

Data MetricLocal Statistic
Postal / Zip Code16420
Primary CityGrand Valley
State / ProvincePA
CountyWarren
Total Population515
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density4.0 people/sq mi
TimezoneAmerica/New_York

How 16420 Compares

MetricZIP 16420Warren CountyPA State Average
Population51536,14413,018,637
Median IncomeData PendingN/AN/A
Population Density4.0 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 16351Tidioute9.0 mi1,576N/A
Zip 16341Pleasantville9.1 mi1,761N/A
Zip 16434Spartansburg9.3 mi3,120N/A
Zip 16340Pittsfield9.7 mi1,763N/A
Zip 16416Garland9.8 mi113N/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 →