Census ZIP Code Tabulation Area
Will ZIP 81623 have a white Christmas?
Snow-on-the-ground odds near Redstone, CO, for December 25, 2026.
The historical picture
The validated 1991–2020 spatial model indicates an estimated 95% chance of at least one inch of snow on the ground at this ZCTA’s Census internal point.
ACS population
15,067
Land area
433.84 sq mi
Nearest station
18 mi
3DEP elevation
10,518 ft
Climate period
1991–2020
This is a Census ZCTA, not a USPS delivery-route boundary. Its internal point is 6 miles from Redstone. The estimate retains all four NOAA source stations and their interpolation weights.
Frequently asked questions
- Will ZIP 81623 have a white Christmas?
- Its validated 1991–2020 historical estimate is 95%, or about almost every year. Inside the forecast window, live ensemble guidance is blended with that history.
- Is this the exact USPS ZIP boundary?
- No. The Census Bureau creates ZIP Code Tabulation Areas to approximate the geography of USPS ZIP Codes. USPS delivery routes can change and do not form a permanent national polygon dataset.