ZIP code 42171: Smiths Grove, KY
42171 is a ZIP code in Smiths Grove, Kentucky, mainly in Warren County, part of the Bowling Green, KY metro area. About 6,723 people live here.
- Population
- 6,723
- Median household income
- $70,191
- Typical home value
- $253,700+0.4% in 12 months
- Median rent
- $1,008gross, per month
- Median age
- 41.3
- Homeowners
- 76.2%of occupied homes
Shaded: ZIP code 42171's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 42171 details
| City | Smiths Grove |
|---|---|
| State | Kentucky |
| County | Warren County (also partly Edmonson County, Barren County) |
| Metro area | Bowling Green, KY |
| Time zone | Central Time (UTC−6), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 103.2 sq mi, plus 0.6 sq mi of water |
| Population density | 65 people per sq mi |
| Bachelor's degree or higher | 12.3% of adults 25+ |
| Average commute | 29.9 minutes |
| Center coordinates | 37.03637, -86.17444 |
Median rent in 42171 by bedrooms
| Size | Median gross rent |
|---|---|
| 1 bedroom | $538/mo |
| 2 bedrooms | $930/mo |
| 3 bedrooms | $1,054/mo |
| 4 bedrooms | $1,154/mo |
Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.
ZIP codes near 42171
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 42163 | Rocky Hill, KY | 3.7 mi | 48 |
| 42159 | Oakland, KY | 5.0 mi | 1,699 |
| 42160 | Park City, KY | 6.9 mi | 2,822 |
| 42103 | Bowling Green, KY | 9.6 mi | 21,911 |
| 42128 | Drake, KY | 12.7 mi | — |
| 42259 | Mammoth Cave, KY | 13.4 mi | 1,090 |
| 42156 | Lucas, KY | 13.8 mi | 235 |
| 42102 | Bowling Green, KY | 14.1 mi | — |
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
Buying a home in 42171?
A typical home in ZIP code 42171 is worth about $253,700 (Zillow Home Value Index). The median household here earns $70,191 a year. See what buying here would cost per month, with Kentucky average taxes and insurance filled in.
Monthly payment for a $253,700 homeWhat can a $70,191 income afford?Rental property numbers
About ZIP code 42171
What city is ZIP code 42171?
ZIP code 42171 is in Smiths Grove, KY, in Warren County.
What county is ZIP code 42171 in?
42171 is mainly in Warren County, Kentucky, and partly in Edmonson County and Barren County.
What is the population of ZIP code 42171?
About 6,723 people live in ZIP code 42171, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 42171 in?
42171 is in Central Time (UTC−6). It observes daylight saving time.