Home > PA > Dauphin County > Harrisburg > Zip 17109

Zip Code 17109 — Harrisburg, PA

ZIP Code 17109 is associated with Harrisburg, PA, in Dauphin County. The listed population estimate is 27,466; estimated density is 1,521.4 people per square mile. Among records with population estimates, it ranks #3 of 25 in Dauphin County and #134 of 1,811 in PA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (40.289860, -76.824140)

Data MetricLocal Statistic
Postal / Zip Code17109
Primary CityHarrisburg
State / ProvincePA
CountyDauphin
Total Population27,466
Population Density1,521.4 people/sq mi
TimezoneAmerica/New_York

How 17109 Compares

MetricZIP 17109Dauphin County recordsPA records
Population estimate27,466285,045 (sum)13,018,637 (sum)
Population Density1,521.4 /sq mi----
County population rank#3 of 25----
State population rank#134 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 17103Harrisburg2.3 mi13,115
ZIP 17111Harrisburg2.6 mi36,744
ZIP 17120Harrisburg3.5 miN/A
ZIP 17110Harrisburg3.7 mi27,364
ZIP 17104Harrisburg3.8 mi18,541

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 →