New Castle, PA ZIP Codes

Total ZIPs

55,245

Total Population

ZIP Codes in New Castle, PA

ZIP Code	Population	Density	Timezone
16101	34,042	185	America/New_York
16105	15,448	217	America/New_York
16102	5,755	92	America/New_York

All data sourced from the U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023).

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.