Zip lookup · CO

80420
Alma, Colorado.

Alma, Park County, CO · Denver-Aurora-Lakewood, CO metro · population 1,246

What it costs per month · 80420 $3,181/mo

to buy the typical home at today's mortgage rate — +$1,778 (+127%) since Jan 2020.

What the home itself did
1 year
Down $2,953 -0%
$608,958$606,005 since Sep 2025
5 years
Up $95,159 +19%
$510,847$606,005 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.

$1,000 $2,000 $3,000 2002 2006 2010 2014 2018 2022 2026 80420 $3,181 United States $1,922
$1,000 $2,000 $3,000 2002 2010 2018 2026
  • 80420$3,181
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 20 years.

Typical home values in zip 80420 fell 0.5% over the past year — slower than the nation's +1.2%.

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

Typical home value $606,005 as of Sep 2026
-0.5%year on year

Typical home value — 80420

Mid-tier homes, smoothed and seasonally adjusted.

$200,000 $400,000 $600,000 2018 2020 2022 2024 2026 80420 $606,005 Denver $555,487 United States $366,157
$200,000 $400,000 $600,000 2018 2022 2026
  • 80420$606,005
  • Denver$555,487
  • United States$366,157

Within 20 miles

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