Zip Code 16743 — Port Allegany, PA

ZIP Code 16743 is associated with Port Allegany, PA, in McKean County. The listed population estimate is 4,061; estimated density is 15.5 people per square mile. Among records with population estimates, it ranks #3 of 19 in McKean County and #695 of 1,811 in PA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (41.788800, -78.260160)

Data MetricLocal Statistic
Postal / Zip Code16743
Primary CityPort Allegany
State / ProvincePA
CountyMcKean
Total Population4,061
Population Density15.5 people/sq mi
TimezoneAmerica/New_York

How 16743 Compares

MetricZIP 16743McKean County recordsPA records
Population estimate4,06139,533 (sum)13,018,637 (sum)
Population Density15.5 /sq mi----
County population rank#3 of 19----
State population rank#695 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 16746Roulette6.3 mi1,046
ZIP 16750Turtlepoint7.1 mi464
ZIP 16724Crosby7.3 mi69
ZIP 16730East Smethport8.6 mi27
ZIP 16749Smethport8.6 mi3,777

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 →