New Castle, KY zip code
New Castle, Kentucky uses one zip code: 40050. Most of it is in Henry County. Together these zip codes are home to about 2K people.
Zip codes
1
Population
2K
All zips combined
Largest zip
40050
2,045 residents
Zip codes in New Castle
| Zip | Type | Population | IncomeMedian income |
|---|---|---|---|
| 40050 | 2,045 | $44,688 |