Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — STATE/CO/COUNTY/PITKIN

Pitkin County, CO ZIP codes

There are 7 ZIP codes in Pitkin County, CO, in 6 towns, from 81611 to 81656. The largest are 81623 (Carbondale), 81611 (Aspen) and 81654 (Snowmass). 1 more crosses into it from a neighbouring county: 81621.

The county seat is Aspen.

ZIP codes
7
Partly in it
1 more
Towns
6
County seat
Aspen
County FIPS
08097
Population
16,985
Median household income
$102,645
Land area
971 sq mi
Metro area
Rifle

Pitkin County ZIP codes by town

Aspen (county seat)
81611, 81612

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

ZIP codes partly in Pitkin County

This ZIP code lies mostly in a neighbouring county but covers a twentieth or more of Pitkin County.

Map of Pitkin County ZIP codes

81611816128161581623816428165481656

The ZIP codes of Pitkin County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Pitkin County in numbers

About 16,985 people live in Pitkin County, in 9,215 households, the 30th most populous of Colorado's 64 counties. The median household income is $102,645 a year, 8% above the Colorado median of $95,470 (US: $80,734). The median owner-occupied home is valued at $1,139,100 (2.1 times the Colorado median), and median gross rent is $2,004 a month. The median age is 47.2; 62.8% of adults 25 and over hold a bachelor's degree or higher (45.7% across Colorado); the average commute takes 20 minutes.

Population16,985Pitkin16,985
Households9,215Pitkin9,215
Median age47.2Pitkin47.2Colorado37.7US 38.9
Median household income$102,645Pitkin$102,645Colorado$95,470US $80,734
Median home value$1,139,100Pitkin$1,139,100Colorado$539,400US $332,700
Median gross rent$2,004Pitkin$2,004Colorado$1,761US $1,413
Bachelor's degree or higher62.8%Pitkin62.8%Colorado45.7%US 35.7%
Mean commute19.9 minPitkin19.9 minColorado25.2 minUS 26.4 min
Population density17 / sq miPitkin17 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in Pitkin County

Largest towns in Pitkin County
TownZIP codesPopulation
Aspen 2 6,756
Carbondale 1 6,637
Snowmass Village 1 2,972
Snowmass 1 1,431
Woody Creek 1 109
Meredith 1 15

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Pitkin County.

Not sure you are in Pitkin County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Pitkin County, with figures

ZIP codes in Pitkin County
ZIP City Type Population Median income Median home
81611 Aspen , CO Standard 9,068 $82,664 $988,000
81612 Aspen , CO Standard 0 — —
81615 Snowmass Village , CO Standard 2,972 $102,959 $1,729,900
81623 Carbondale , CO Standard 15,067 $109,661 $913,300
81642 Meredith , CO Standard 15 — —
81654 Snowmass , CO Standard 1,431 $141,111 $1,122,000
81656 Woody Creek , CO Standard 459 $250,000+ —

Cite this page

zipcodes.pro. “Pitkin County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/co/county/pitkin

Underlying data is public domain or openly licensed — sources, vintages and licences.