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42171 ZIP Code

Smiths Grove, Kentucky

December 29, 2025
ZIP Code:42171
City/Town:Smiths Grove
County:Warren
State:Kentucky
ZIP Type:Standard
Population:7,073
Median Household Income:$63,103
Per Capita Income:$36,430
Total Housing Units:2,963
Median Home Value:$198,500
Land Area:103.2 sq miles
267.4 sq km
Water Area:0.6 sq miles
1.5 sq km
Coordinates:37.0364, -86.1744

Population Information (42171 zip code)

#%US
Total Population:7,073----
Male:3,74152.9%49.6%
Female:3,33247.1%50.4%
Median Age:39.7 yrs--38.5 yrs
Under 5 years:3775.3%5.7%
5 to 9 years:4326.1%6.0%
10 to 14 years:6168.7%6.5%
15 to 19 years:5597.9%6.6%
20 to 24 years:3074.3%6.7%
25 to 34 years:73410.4%13.7%
35 to 44 years:97813.8%12.9%
45 to 54 years:1,19416.9%12.4%
55 to 59 years:6038.5%6.5%
60 to 64 years:3364.8%6.4%
65 to 74 years:6729.5%9.7%
75 to 84 years:2483.5%4.8%
85 years and over:170.2%2.0%

Housing Information (42171 zip code)

#%US
Median home value:$198,500--$281,900
Median rooms:6.0--5.5
Median rent:$836 / mo.--$1,268 / mo.
Total housing units:2,963----
Occupied housing units:2,61288.2%38.0%
Vacant housing units:35111.8%4.6%
Housing tenure:------
Owner-occupied:2,10280.5%64.8%
Renter-occupied:51019.5%35.2%

Educational Attainment (42171 zip code)

#%US
Population 25 years and over:4,782----
Less than 9th grade:2254.7%4.7%
9th to 12th grade, no diploma:3296.9%6.1%
High school graduate:1,98041.4%26.4%
Some college, no degree:1,15824.2%19.7%
Associate degree:3437.2%8.7%
Bachelor's degree:4719.8%20.9%
Graduate or professional degree:2765.8%13.7%
Percent high school graduate or higher:--88.4%89.1%
Percent bachelor's degree or higher:--15.6%34.3%

Income Information (42171 zip code)

ValueUS
Median household income:$63,103 / yr.$75,149 / yr.
Mean household income:$74,123 / yr.$105,833 / yr.
Median family income:$80,862 / yr.$92,646 / yr.
Per capita income:$36,430 / yr.$41,261 / yr.

Employment (42171 zip code)

#%US
In labor force:3,478--63.5%
Employed:3,34196.1%96.4%
Unemployed:1373.9%5.3%
Not in labor force:2,061----
Class of Worker:------
Private wage and salary:2,51075.1%79.7%
Government workers:44813.4%14.2%
Self-employed:38311.5%5.9%
Unpaid family workers:00.0%0.1%

Race & Ethnicity (42171 zip code)

#%US
Race (one race):------
White:6,63693.8%61.6%
Black or African American:1472.1%12.4%
American Indian/Alaska Native:140.2%1.1%
Asian:430.6%6.0%
Native Hawaiian/Pacific Islander:00.0%0.2%
Some other race:00.0%8.4%
Two or more races:2333.3%10.2%
Hispanic or Latino (any race):240.3%18.7%
Mexican:590.8%11.2%
Puerto Rican:190.3%1.8%
Cuban:370.5%0.7%
Other Hispanic or Latino:00.0%5.0%
Not Hispanic or Latino:30.0%81.1%

Income Distribution (42171 zip code)

Household IncomeHouseholds%US
Less than $10,000:652.5%4.9%
$10,000 to $14,999:1445.5%3.8%
$15,000 to $24,999:2589.9%7.0%
$25,000 to $34,999:1806.9%7.4%
$35,000 to $49,999:39515.1%10.7%
$50,000 to $74,999:44216.9%16.1%
$75,000 to $99,999:48618.6%12.8%
$100,000 to $149,999:44317.0%17.1%
$150,000 to $199,999:1395.3%8.8%
$200,000 or more:602.3%11.4%

Commute to Work (42171 zip code)

Commute MethodWorkers%US
Drove alone:2,74082.0%67.8%
Carpooled:34810.4%8.7%
Public transportation:00.0%4.2%
Walked:110.3%2.5%
Other means:230.7%0.9%
Worked from home:1334.0%13.8%
Mean travel time to work:31.9 min--26.7 min

Industry (42171 zip code)

Industry SectorWorkers%US
Agriculture, forestry, fishing, mining:722.2%1.6%
Construction:2688.0%6.9%
Manufacturing:52915.8%10.0%
Wholesale trade:581.7%2.4%
Retail trade:40812.2%11.0%
Transportation, warehousing, utilities:1925.7%5.8%
Information:80.2%1.9%
Finance, insurance, real estate:621.9%6.7%
Professional, scientific, management:38311.5%12.1%
Education, health care, social services:77223.1%23.3%
Arts, entertainment, food services:2858.5%9.0%
Other services:1313.9%4.7%
Public administration:1735.2%4.7%

Poverty Status (42171 zip code)

#%US
Poverty Rate:--16.4%8.8%
All people below poverty level:------
Under 18 years:----16.3%
18 to 64 years:----11.0%
65 years and over:----10.3%

Health Insurance (42171 zip code)

#%US
With health insurance:6,65994.1%91.3%
Private health insurance:4,43062.6%67.6%
Public health coverage:2,94341.6%35.9%
Without health insurance:4145.9%8.7%

Benefits & Assistance (42171 zip code)

Households with:#%US
Earnings:2,07379.4%77.4%
Social Security income:83932.1%31.0%
Retirement income:81731.3%21.8%
Supplemental Security Income (SSI):1003.8%4.5%
Cash public assistance income:150.6%1.8%
SNAP (food stamps) benefits:2278.7%11.4%

Housing Types (42171 zip code)

Structure TypeUnits%US
1-unit, detached:2,24675.8%61.4%
1-unit, attached:250.8%6.1%
2 units:321.1%3.4%
3 or 4 units:291.0%4.3%
5 to 9 units:00.0%4.6%
10 to 19 units:00.0%4.3%
20 or more units:00.0%9.9%
Mobile home:63121.3%5.8%
Boat, RV, van, etc.:00.0%0.1%

Year Structure Built (42171 zip code)

Year BuiltUnits%US
Built 2020 or later:652.2%0.6%
Built 2010 to 2019:34611.7%8.2%
Built 2000 to 2009:71824.2%13.5%
Built 1990 to 1999:61720.8%13.2%
Built 1980 to 1989:2949.9%13.2%
Built 1970 to 1979:2167.3%14.6%
Built 1960 to 1969:1705.7%10.2%
Built 1950 to 1959:1655.6%9.9%
Built 1940 to 1949:301.0%4.6%
Built 1939 or earlier:34211.5%12.0%

Bedrooms (42171 zip code)

Number of BedroomsUnits%US
No bedroom (studio):150.5%2.4%
1 bedroom:451.5%3.0%
2 bedrooms:56118.9%9.1%
3 bedrooms:1,73958.7%15.9%
4 bedrooms:44915.2%18.8%
5 or more bedrooms:1545.2%17.6%

Heating Fuel (42171 zip code)

Fuel TypeUnits%US
Utility gas:30711.8%47.1%
Bottled, tank, or LP gas:34813.3%4.9%
Electricity:1,86371.3%40.2%
Fuel oil, kerosene, etc.:00.0%4.2%
Coal or coke:00.0%0.1%
Wood:843.2%1.5%
Solar energy:00.0%0.1%
Other fuel:100.4%0.5%
No fuel used:00.0%0.2%

Vehicles Available (42171 zip code)

VehiclesHouseholds%US
No vehicle available:883.4%8.3%
1 vehicle available:65525.1%32.6%
2 vehicles available:1,10242.2%37.0%
3 or more vehicles available:76729.4%22.1%

Home Value Distribution (42171 zip code)

Value RangeOwner Units%US
Less than $50,000:2049.7%5.7%
$50,000 to $99,999:25612.2%7.8%
$100,000 to $149,999:38218.2%9.2%
$150,000 to $199,999:21310.1%10.8%
$200,000 to $299,999:65831.3%19.9%
$300,000 to $499,999:31915.2%24.1%
$500,000 to $999,999:703.3%17.0%
$1,000,000 or more:00.0%5.6%

Housing Costs (42171 zip code)

ValueUS
Median owner costs (with mortgage):$1,144 / mo.$1,828 / mo.
Median owner costs (no mortgage):$428 / mo.$584 / mo.
Median gross rent:$836 / mo.$1,268 / mo.
Average household size (owner-occupied):2.782.53
Average household size (renter-occupied):2.392.38

Households (42171 zip code)

#%US
Total households:2,612----
Married-couple households:1,47656.5%47.5%
Cohabiting couple households:60523.2%7.0%
Male householder, no spouse:37414.3%5.4%
Female householder, no spouse:51819.8%12.7%
Householder living alone:92135.3%28.6%
65 years and over living alone:72227.6%11.8%
Average household size:2.71--2.53
Average family size:3.14----

Marital Status (42171 zip code)

Population 15 years and over#%US
Total:2,956----
Never married:79526.9%37.0%
Now married:1,60954.4%49.5%
Separated:782.6%1.5%
Widowed:2849.6%2.6%
Divorced:44715.1%9.3%

School Enrollment (42171 zip code)

Population 3 years and over#%US
Enrolled in school:1,538----
Nursery school, preschool:241.6%5.8%
Kindergarten:1258.1%5.0%
Elementary school (grades 1-8):78150.8%40.5%
High school (grades 9-12):50733.0%21.4%
College or graduate school:1016.6%27.3%

Veterans & Disability (42171 zip code)

#%US
Civilian population 18 years and over:5,262----
Veterans:2705.1%6.3%
Civilian noninstitutionalized population:7,073----
With a disability:1,17216.6%13.4%
Under 18 with disability:524.4%5.8%
18 to 64 with disability:81369.4%10.4%
65 and over with disability:30726.2%33.4%

Mobility (Residence 1 Year Ago) (42171 zip code)

Population 1 year and over#%US
Same house:5,88083.1%86.9%
Different house:1,17116.6%13.1%
Same county:85573.0%7.0%
Different county:31627.0%3.2%
Different state:18015.4%2.5%
Abroad:00.0%0.4%

Place of Birth (42171 zip code)

#%US
Native born:7,02799.3%86.2%
Foreign born:20.0%13.9%
Naturalized citizen:462300.0%52.7%
Not a citizen:462300.0%47.3%
Foreign-born by region:------
Europe:462300.0%10.5%
Asia:2100.0%31.3%
Africa:00.0%5.5%
Oceania:00.0%0.5%
Latin America:150.0%50.0%
Northern America:00.0%2.2%

Language Spoken at Home (42171 zip code)

Population 5 years and over#%US
Total:6,696----
English only:6,51297.3%78.3%
Language other than English:1842.7%21.5%
By language:------
Spanish:300.4%13.3%
Other Indo-European languages:1542.3%3.5%
Asian/Pacific Island languages:00.0%3.5%
Other languages:00.0%1.0%

Computers & Internet (42171 zip code)

Households%US
Households with a computer:2,612100.0%93.1%
Households with broadband internet:2,38191.2%89.4%