Mercer County, Pennsylvania ZIP Codes
- ZIP records
20 - Cities represented
20 - Sum of listed ZIP population estimates
109,657
Population sum includes positive estimates in these ZIP records; it is not an official county population.
Top ZIP Codes by Population
| Rank | ZIP Code | City | Population estimate |
|---|---|---|---|
| 1 | 16125 | Greenville | 17,178 |
| 2 | 16148 | Hermitage | 16,545 |
| 3 | 16127 | Grove City | 15,117 |
| 4 | 16146 | Sharon | 12,936 |
| 5 | 16137 | Mercer | 12,490 |
| 6 | 16150 | Sharpsville | 6,856 |
| 7 | 16142 | New Wilmington | 5,522 |
| 8 | 16159 | West Middlesex | 4,455 |
| 9 | 16121 | Farrell | 4,199 |
| 10 | 16145 | Sandy Lake | 2,660 |
Cities in Mercer County
- Carlton
- Clark
- Clarks Mills
- Farrell
- Fredonia
- Greenville
- Grove City
- Hadley
- Hermitage
- Jackson Center
- Mercer
- New Wilmington
- Sandy Lake
- Sharon
- Sharpsville
- Sheakleyville
- Stoneboro
- Transfer
- West Middlesex
- Wheatland
ZIP Directory
- ZIP 16113
- ZIP 16114
- ZIP 16121
- ZIP 16124
- ZIP 16125
- ZIP 16127
- ZIP 16130
- ZIP 16133
- ZIP 16137
- ZIP 16142
- ZIP 16145
- ZIP 16146
- ZIP 16148
- ZIP 16150
- ZIP 16151
- ZIP 16153
- ZIP 16154
- ZIP 16159
- ZIP 16161
- ZIP 16311
Browse all ZIP data for Pennsylvania
Methodology: Records are grouped by the source file's listed county and state. Population sums add positive ZIP-level estimates and are not official county totals; city counts use distinct city labels in the source.