Zip lookup · TN

37870
Speedwell, Tennessee.

Speedwell, Claiborne County, TN · Knoxville, TN metro · population 4,385

What it costs per month · 37870 $1,195/mo

to buy the typical home at today's mortgage rate — +$674 (+130%) since Jan 2020.

What the home itself did
1 year
Up $12,146 +6%
$215,546$227,692 since Sep 2025
5 years
Up $44,261 +24%
$183,431$227,692 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 37870 $1,195 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 37870$1,195
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 16 years.

Typical home values in zip 37870 rose 5.6% over the past year — faster than the nation's +1.2%.

This zip spans 3 counties: Claiborne County, TN 73% · Campbell County, TN 15% · Union County, TN 12%

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

Typical home value $227,692 as of Sep 2026
+5.6%year on year

Typical home value — 37870

Mid-tier homes, smoothed and seasonally adjusted.

$150,000 $200,000 $250,000 $300,000 $350,000 2018 2020 2022 2024 2026 37870 $227,692 Knoxville $363,018 United States $366,157
$150,000 $200,000 $250,000 $300,000 $350,000 2018 2022 2026
  • 37870$227,692
  • Knoxville$363,018
  • 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
7.9 37866 Sharps Chapel 2,468 — $412,422
9.2 37825 New Tazewell 8,409 — $239,598
9.7 37724 Cumberland Gap 2,214 — $220,174
11.5 37729 Duff 1,279 — $116,048
12.5 40965 Middlesboro 11,561 — $119,418
13.9 37766 La Follette 18,554 — $235,138
14.1 37807 Maynardville 11,069 — $288,927
16.3 37888 Washburn 3,432 — $239,319
17.2 37752 Harrogate 6,185 — $235,482
17.8 37762 Jellico 2,536 — $127,610
17.8 37848 Powder Springs 145 — $236,909
18.0 37779 Luttrell 3,649 — $239,890
18.9 37705 Andersonville 5,239 — $421,487
18.9 40977 Pineville 8,367 — $86,686
19.4 37879 Tazewell 11,854 — $215,192

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