Home > PA > Columbia County > Stillwater > Zip 17878

Zip Code 17878 — Stillwater, PA

17878 is a ZIP Code associated with Stillwater, PA, located within Columbia. The postal region supports an estimated population of 1,488 residents across Data Pending housing units, with a population density of 26.1 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.172100, -76.323640)

Data MetricLocal Statistic
Postal / Zip Code17878
Primary CityStillwater
State / ProvincePA
CountyColumbia
Total Population1,488
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density26.1 people/sq mi
TimezoneAmerica/New_York

How 17878 Compares

MetricZIP 17878Columbia CountyPA State Average
Population1,48872,58013,018,637
Median IncomeData PendingN/AN/A
Population Density26.1 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 18622Huntington Mills3.3 mi252N/A
Zip 17859Orangeville5.3 mi2,701N/A
Zip 18655Shickshinny6.7 mi6,018N/A
Zip 17814Benton7.2 mi4,669N/A
Zip 18603Berwick7.2 mi18,827N/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 →