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Zip Code 81601 — Glenwood Springs, CO

ZIP Code 81601 is associated with Glenwood Springs, CO, in Garfield County. The listed population estimate is 16,844; estimated density is 17.7 people per square mile. Among records with population estimates, it ranks #1 of 6 in Garfield County and #136 of 512 in CO.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.593570, -107.328150)

Data MetricLocal Statistic
Postal / Zip Code81601
Primary CityGlenwood Springs
State / ProvinceCO
CountyGarfield
Total Population16,844
Population Density17.7 people/sq mi
TimezoneAmerica/Denver

How 81601 Compares

MetricZIP 81601Garfield County recordsCO records
Population estimate16,84449,285 (sum)5,862,421 (sum)
Population Density17.7 /sq mi----
County population rank#1 of 6----
State population rank#136 of 512----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in CO

ZIP CodeCityDistancePopulation estimate
ZIP 81647New Castle11.1 mi6,882
ZIP 81637Gypsum17.3 mi10,744
ZIP 81652Silt20.1 mi6,271
ZIP 81623Carbondale24.9 mi15,067
ZIP 80426Burns26.6 mi102

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →