Zip lookup · CO

81647
New Castle, Colorado.

New Castle, Garfield County, CO · Glenwood Springs, CO metro · population 6,882

What it costs per month · 81647 $3,405/mo

to buy the typical home at today's mortgage rate — +$2,028 (+147%) since Jan 2020.

What the home itself did
1 year
Up $21,173 +3%
$627,573$648,746 since Sep 2025
5 years
Up $178,434 +38%
$470,312$648,746 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 81647 $3,405 United States $1,922
$1,000 $2,000 $3,000 2002 2010 2018 2026
  • 81647$3,405
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 11 years.

Typical home values in zip 81647 rose 3.4% over the past year — faster than the nation's +1.2%.

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

Asking rent $2,500 as of Sep 2026
Typical home value $648,746 as of Sep 2026
+3.4%year on year

Asking rent — 81647

Against the Glenwood Springs, CO metro and the national benchmark.

Not enough data to draw this yet.

Typical home value — 81647

Mid-tier homes, smoothed and seasonally adjusted.

$250,000 $500,000 $750,000 $1,000,000 2018 2020 2022 2024 2026 81647 $648,746 Glenwood Springs $978,915 United States $366,157
$250,000 $500,000 $750,000 $1,000,000 2018 2022 2026
  • 81647$648,746
  • Glenwood Springs$978,915
  • United States$366,157

Within 20 miles

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