Zip Code Database List
Account Login
Find ZIP+4 of Address

Find the ZIP Code, County, and +4 of any U.S. Address

FREE ZIP Code Finder

Find info on any U.S. ZIP Code

Other FREE Lookups

Lookup ZIP Code of any City, State, County or Area Code

FREE Radius Search

Find all ZIP Codes

FREE Distance Calc

Calculate the distance between two U.S. or Canadian ZIP codes.

ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of New Castle, PA

New Castle, PA Covers 6 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 16101StandardLawrence34,042724 / 878
ZIP Code 16102StandardLawrence5,755724
ZIP Code 16103P.O. BoxLawrence0724 / 878
ZIP Code 16105StandardLawrence15,448724 / 878
ZIP Code 16107P.O. BoxLawrence0724 / 878
ZIP Code 16108StandardLawrence0724 / 878

Timezone(s):Eastern (GMT -05:00)
Population:23,273 (More Details)
Male Population:11,029
Female Population:12,244
Median Age:41
ZIP Codes:6
Area Codes:2
Total Area:363 square miles (county)
Land Area:358 square miles (county)
Water Area:5 square miles (county)

New Castle, PA Demographic Information *

Total population23,273
Male population11,029
Female population12,244
Median age (years)40.8
White Population19,365
Black Population2,836
Indian Population31
Asian Population87
Hawaiian Population1
Hispanic Population381
Median age (Male)38.3
Median age (Female)43.5
Total households9,765
Family households (families)5,793
Average household size2.3
Average family size2.98
Total housing units11,304
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],