Zip lookup · TN

37640
Butler, Tennessee.

Butler, Johnson County, TN · Johnson City, TN metro · population 3,851

What it costs per month · 37640 $1,609/mo

to buy the typical home at today's mortgage rate — +$873 (+119%) since Jan 2020.

What the home itself did
1 year
Up $6,516 +2%
$300,096$306,612 since Sep 2025
5 years
Up $55,916 +22%
$250,696$306,612 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 37640 $1,609 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 37640$1,609
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 17 years.

Typical home values in zip 37640 rose 2.2% over the past year — faster than the nation's +1.2%.

This zip spans 2 counties: Johnson County, TN 63% · Carter County, TN 37%

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

Typical home value $306,612 as of Sep 2026
+2.2%year on year

Typical home value — 37640

Mid-tier homes, smoothed and seasonally adjusted.

$150,000 $200,000 $250,000 $300,000 $350,000 2018 2020 2022 2024 2026 37640 $306,612 Johnson City $279,665 United States $366,157
$150,000 $200,000 $250,000 $300,000 $350,000 2018 2022 2026
  • 37640$306,612
  • Johnson City$279,665
  • 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
9.0 28679 Sugar Grove 2,454 — $405,027
9.4 37643 Elizabethton 34,120 $1,125 $233,153
9.5 28622 Elk Park 2,565 — $307,009
10.8 37658 Hampton 3,854 — $208,561
10.8 28692 Vilas 4,367 — $421,023
11.9 37687 Roan Mountain 4,493 — $247,001
12.1 37683 Mountain City 12,943 — $233,747
12.6 37691 Trade 475 — $266,840
12.8 28604 Banner Elk 7,869 — $490,818
13.5 28698 Zionville 2,320 — $340,247
15.8 37688 Shady Valley 1,138 — $233,753
15.9 37618 Bluff City 12,548 — $280,759
16.7 37620 Bristol 38,494 $1,437 $230,231
17.0 37694 Watauga 1,729 — $242,612
18.8 28646 Linville 382 — $1,377,285
19.1 37601 Johnson City 38,008 $1,266 $262,775

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