Zip lookup · SD

57631
Glenham, South Dakota.

Glenham, Campbell County, SD · population 364

What it costs per month · 57631 $1,183/mo

to buy the typical home at today's mortgage rate — +$173 (+17%) since Jan 2024.

What the home itself did
1 year
Up $14,527 +7%
$210,953$225,480 since Sep 2025

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 57631 $1,183 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 57631$1,183
  • United States$1,922

Typical home values in zip 57631 rose 6.9% over the past year — faster than the nation's +1.2%.

This zip spans 2 counties: Walworth County, SD 51% · Campbell County, SD 49%

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

Typical home value $225,480 as of Sep 2026
+6.9%year on year

Typical home value — 57631

Mid-tier homes, smoothed and seasonally adjusted.

$200,000 $250,000 $300,000 $350,000 2024 2025 2026 57631 $225,480 United States $366,157
$200,000 $250,000 $300,000 $350,000 2024 2025 2026
  • 57631$225,480
  • United States$366,157

Within 20 miles

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