Zip Code 17856 — New Columbia, PA

ZIP Code 17856 is associated with New Columbia, PA, in Union County. The listed population estimate is 3,167; estimated density is 25.1 people per square mile. Among records with population estimates, it ranks #3 of 11 in Union County and #790 of 1,811 in PA.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (41.056360, -76.972200)

Data MetricLocal Statistic
Postal / Zip Code17856
Primary CityNew Columbia
State / ProvincePA
CountyUnion
Total Population3,167
Population Density25.1 people/sq mi
TimezoneAmerica/New_York

How 17856 Compares

MetricZIP 17856Union County recordsPA records
Population estimate3,16736,864 (sum)13,018,637 (sum)
Population Density25.1 /sq mi----
County population rank#3 of 11----
State population rank#790 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 17887White Deer4.7 mi591
ZIP 17810Allenwood4.8 mi5,309
ZIP 17886West Milton5.7 mi804
ZIP 17837Lewisburg5.8 mi18,403
ZIP 17730Dewart6.1 mi11

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 →