Zip Code 16050 — Petrolia, PA

ZIP Code 16050 is associated with Petrolia, PA, in Butler County. The listed population estimate is 1,097; estimated density is 20.4 people per square mile. Among records with population estimates, it ranks #23 of 31 in Butler County and #1128 of 1,811 in PA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (41.043620, -79.773790)

Data MetricLocal Statistic
Postal / Zip Code16050
Primary CityPetrolia
State / ProvincePA
CountyButler
Total Population1,097
Population Density20.4 people/sq mi
TimezoneAmerica/New_York

How 16050 Compares

MetricZIP 16050Butler County recordsPA records
Population estimate1,097203,113 (sum)13,018,637 (sum)
Population Density20.4 /sq mi----
County population rank#23 of 31----
State population rank#1128 of 1,811----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in PA

ZIP CodeCityDistancePopulation estimate
ZIP 16048North Washington1.7 mi225
ZIP 16022Bruin2.2 mi219
ZIP 16041Karns City4.0 mi1,747
ZIP 16040Hilliards5.1 mi1,013
ZIP 16061West Sunbury6.4 mi2,564

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 →