Union, KY ZIP code
The ZIP code for Union, Kentucky is 41091. It is in Boone County.
- Population in these ZIPs
- 25,244
- Avg. median income
- $136,300population-weighted
- Typical home value
- $467,300population-weighted
- Metro area
- Cincinnati, OH-KY-IN
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Union, KY ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 41091 | 25,244 | $136,307 | $467,300 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Union
- Florence 5 mi
- Walton 6 mi
- Burlington 7 mi
- Verona 7 mi
- Warsaw 9 mi
- Independence 11 mi
- Erlanger 11 mi
- Hebron 11 mi
- Petersburg 11 mi
- Crittenden 12 mi
- Ft Mitchell 12 mi
- Morning View 13 mi
Frequently asked questions
What is the ZIP code for Union, KY?
The ZIP code for Union, KY is 41091.
What county is Union, Kentucky in?
Union ZIP codes are in Boone County.