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Basalt, CO ZIP code

The ZIP code for Basalt, Colorado is 81621. It is in Eagle County.

Population in these ZIPs
6,550
Avg. median income
$104,800population-weighted
Typical home value
$1,453,100population-weighted
Metro area
Edwards, CO
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ZIP codes within 10 miles

Basalt, CO ZIP code list

Basalt, CO ZIP codes
ZIP codePopulationMedian incomeTypical home value
816216,550$104,754$1,453,100

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Cities near Basalt

Frequently asked questions

What is the ZIP code for Basalt, CO?

The ZIP code for Basalt, CO is 81621.

What county is Basalt, Colorado in?

Basalt ZIP codes are in Eagle County.