Zip lookup · CO

81123
Blanca, Colorado.

Blanca, Costilla County, CO · population 606

What it costs per month · 81123 $935/mo

to buy the typical home at today's mortgage rate — +$322 (+53%) since Jan 2020.

What the home itself did
1 year
Down $20,898 -11%
$199,027$178,129 since Sep 2025
5 years
Down $21,957 -11%
$200,086$178,129 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 81123 $935 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 81123$935
  • United States$1,922

At the last five years' pace, prices here aren't rising.

Typical home values in zip 81123 fell 10.5% over the past year — slower than the nation's +1.2%.

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

Typical home value $178,129 as of Sep 2026
-10.5%year on year

Typical home value — 81123

Mid-tier homes, smoothed and seasonally adjusted.

$150,000 $200,000 $250,000 $300,000 $350,000 2018 2020 2022 2024 2026 81123 $178,129 United States $366,157
$150,000 $200,000 $250,000 $300,000 $350,000 2018 2022 2026
  • 81123$178,129
  • United States$366,157

Within 20 miles

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