Home > PA > Dauphin County > Harrisburg > Zip 17104

Zip Code 17104 — Harrisburg, PA

ZIP Code 17104 is associated with Harrisburg, PA, in Dauphin County. The listed population estimate is 18,541; estimated density is 2,132.8 people per square mile. Among records with population estimates, it ranks #7 of 25 in Dauphin County and #220 of 1,811 in PA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (40.239010, -76.849850)

Data MetricLocal Statistic
Postal / Zip Code17104
Primary CityHarrisburg
State / ProvincePA
CountyDauphin
Total Population18,541
Population Density2,132.8 people/sq mi
TimezoneAmerica/New_York

How 17104 Compares

MetricZIP 17104Dauphin County recordsPA records
Population estimate18,541285,045 (sum)13,018,637 (sum)
Population Density2,132.8 /sq mi----
County population rank#7 of 25----
State population rank#220 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 17113Harrisburg1.6 mi11,724
ZIP 17101Harrisburg2.4 mi2,722
ZIP 17120Harrisburg2.5 miN/A
ZIP 17103Harrisburg2.6 mi13,115
ZIP 17070New Cumberland2.6 mi16,830

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 →