Zip lookup · KY

42134
Franklin, Kentucky.

Franklin, Simpson County, KY · population 19,380

What it costs per month · 42134 $1,300/mo

to buy the typical home at today's mortgage rate — +$772 (+146%) since Jan 2020.

What the home itself did
1 year
Up $887 +0%
$246,792$247,680 since Sep 2025
5 years
Up $60,792 +33%
$186,888$247,680 since Sep 2021

Monthly payment to buy the typical home

Home value × that month's 30-year mortgage rate, 20% down, principal and interest. This is the line households feel: prices and rates compound each other.

$500 $1,000 $1,500 $2,000 2002 2006 2010 2014 2018 2022 2026 42134 $1,300 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 42134$1,300
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 12 years.

Typical home values in zip 42134 rose 0.4% over the past year — slower than the nation's +1.2%.

This zip spans 2 counties: Simpson County, KY 93% · Allen County, KY 7%

Zillow also publishes an index for the city itself: Franklin, KY — measured over the city limits, which is a different area from this zip.

Asking rent $1,348 as of Sep 2026
Typical home value $247,680 as of Sep 2026
+0.4%year on year

Asking rent — 42134

Against the metro metro and the national benchmark.

$1,400 $1,600 $1,800 2026 42134 $1,348 United States $1,932
$1,400 $1,600 $1,800 2026
  • 42134$1,348
  • United States$1,932

Typical home value — 42134

Mid-tier homes, smoothed and seasonally adjusted.

$150,000 $200,000 $250,000 $300,000 $350,000 2018 2020 2022 2024 2026 42134 $247,680 United States $366,157
$150,000 $200,000 $250,000 $300,000 $350,000 2018 2022 2026
  • 42134$247,680
  • United States$366,157

Within 20 miles

Miles sorted ascending, activate to sort descending Zip activate to sort by Zip City activate to sort by City Population activate to sort by Population Rent activate to sort by Rent Home value activate to sort by Home value
8.3 42170 Woodburn 1,938 — $286,150
10.7 37141 Orlinda 1,618 — $360,725
10.9 37148 Portland 26,274 $1,650 $328,489
12.1 42104 Bowling Green 42,076 $1,295 $320,504
13.1 37049 Cross Plains 4,160 — $418,051
13.9 42206 Auburn 5,897 — $236,151
14.7 42122 Alvaton 5,513 $995 $403,576
15.6 42274 Rockfield 2,157 — $285,783
16.4 37048 Cottontown 6,380 — $475,648
16.5 42120 Adolphus 2,745 — $191,387
16.6 42202 Adairville 1,958 — $174,310
18.2 37188 White House 18,241 $1,911 $385,807
19.7 42276 Russellville 16,044 — $194,011
19.9 42103 Bowling Green 21,911 $1,310 $359,849

Coordinates and population from SimpleMaps US Zips (Basic). Rent and home values from Zillow Research.