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Zip Code 18921 — Ferndale, PA

18921 is a ZIP Code associated with Ferndale, PA, located within Bucks. The postal region supports an estimated population of 160 residents across Data Pending housing units, with a population density of 167.7 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (40.529460, -75.173800)

Data MetricLocal Statistic
Postal / Zip Code18921
Primary CityFerndale
State / ProvincePA
CountyBucks
Total Population160
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density167.7 people/sq mi
TimezoneAmerica/New_York

How 18921 Compares

MetricZIP 18921Bucks CountyPA State Average
Population160634,65513,018,637
Median IncomeData PendingN/AN/A
Population Density167.7 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 18930Kintnersville2.1 mi1,892N/A
Zip 18972Upper Black Eddy2.8 mi3,104N/A
Zip 18942Ottsville4.0 mi2,377N/A
Zip 18077Riegelsville4.3 mi2,203N/A
Zip 18920Erwinna5.1 mi393N/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 →