Union County, North Carolina ZIP Codes
- ZIP records
8 - Cities represented
7 - Sum of listed ZIP population estimates
250,703
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 | 28173 | Waxhaw | 65,274 |
| 2 | 28110 | Monroe | 56,971 |
| 3 | 28079 | Indian Trail | 43,035 |
| 4 | 28104 | Matthews | 36,641 |
| 5 | 28112 | Monroe | 28,461 |
| 6 | 28103 | Marshville | 10,714 |
| 7 | 28174 | Wingate | 9,573 |
| 8 | 28108 | Mineral Springs | 34 |
Cities in Union County
ZIP Directory
Browse all ZIP data for North Carolina
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.