Zip lookup · MT

59421
Cascade, Montana.

Cascade, Cascade County, MT · Great Falls, MT metro · population 2,069

What it costs per month · 59421 $2,092/mo

to buy the typical home at today's mortgage rate — +$1,354 (+183%) since Jan 2020.

What the home itself did
1 year
Up $12,001 +3%
$386,650$398,650 since Sep 2025
5 years
Up $124,178 +45%
$274,473$398,650 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 59421 $2,092 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 59421$2,092
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 9 years.

Typical home values in zip 59421 rose 3.1% over the past year — faster than the nation's +1.2%.

This zip spans 2 counties: Cascade County, MT 96% · Lewis and Clark County, MT 4%

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

Typical home value $398,650 as of Sep 2026
+3.1%year on year

Typical home value — 59421

Mid-tier homes, smoothed and seasonally adjusted.

$200,000 $300,000 $400,000 2018 2020 2022 2024 2026 59421 $398,650 Great Falls $339,963 United States $366,157
$200,000 $300,000 $400,000 2018 2022 2026
  • 59421$398,650
  • Great Falls$339,963
  • United States$366,157

Within 20 miles

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