Smiths Grove, KY ZIP code
The ZIP code for Smiths Grove, Kentucky is 42171. It is in Warren County.
- Population in these ZIPs
- 6,723
- Avg. median income
- $70,200population-weighted
- Typical home value
- $253,700population-weighted
- Metro area
- Bowling Green, KY
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Smiths Grove, KY ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 42171 | 6,723 | $70,191 | $253,700 |
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 Smiths Grove
- Rocky Hill 4 mi
- Oakland 5 mi
- Park City 7 mi
- Mammoth Cave 13 mi
- Lucas 14 mi
- Bowling Green 14 mi
- Brownsville 14 mi
- Cave City 15 mi
- Glasgow 15 mi
- Alvaton 16 mi
- Sweeden 17 mi
- Austin 18 mi
Frequently asked questions
What is the ZIP code for Smiths Grove, KY?
The ZIP code for Smiths Grove, KY is 42171.
What county is Smiths Grove, Kentucky in?
Smiths Grove ZIP codes are in Warren County.