Smiths Grove, KY 42171 ZIP Code Profile

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Smiths Grove, KY

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ZIP Code 42171: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Smiths Grove, KY 42171

  • ZIP Code Type: STANDARD
  • County: Warren County
  • Centroid: Latitude 37.023, Longitude -86.184
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 42171 has segments in 3 Counties (Barren, Edmonson, Warren).

  • Businesses Addresses: 92
  • PO Box Addresses: 183
  • Residential Addresses: 2,790
    • Multi-Family Addresses: 0
    • Single Family Addresses: 2,790

The ZIP Code maps and database are updated 4 times per year.
Database updated: February 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


42171 ZIP Code Map

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Smiths Grove, KY 42171 Data & Demographics (As of July 1, 2017)


Total Population 6,925
Daytime Population: Workers 1,111
Daytime Population: Residents 3,469
Total Daytime Population (TDP) 4,580
Ratio TDP/Total Population1 0.66
Population in Households 6,916
Population in Familes 5,889
Population in Group Qrtrs 9
Population Density2 71
Diversity Index3 15


Median Household Income $51,117
Average Household Income $61,663
Per Capita Income $23,444


Total Housing Units 2,902 (100%)
Owner Occupied HU 2,089 (72.0%)
Renter Occupied HU 541 (18.6%)
Vacant Housing Units 272 ( 9.4%)
Median Home Value $125,328
Average Home Value $154,883


Total Households 2,630
Average Household Size 2.63
Family Households 1,921
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.84% 0.89%
Households 0.84% 0.87%
Families 0.66% 0.76%
Median Household Income   2.6%
Per Capita Income   3.1%

Smiths Grove, KY 42171 - Peer Comparisons by Rank and Percentile

The table below compares 42171 to the other 756 ZIP Codes in Kentucky by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 165 78th
Population Density # 319 58th
Diversity Index # 200 74th
Median Household Income # 126 83rd
Per Capita Income # 201 74th

Additional comparisons and rankings can be made with a VERY EASY TO USE Kentucky Census Data Comparison Tool.

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