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/JACKSON

Jackson County, CO ZIP codes

Jackson County, CO has 4 ZIP codes, in 4 towns: 80480, 80430, 80434 and 80473.

The county seat is Walden.

ZIP codes
4
Towns
4
County seat
Walden
County FIPS
08057
Population
1,372
Median household income
$47,667
Land area
1,614 sq mi

Jackson County ZIP codes by town

Walden (county seat)
80480

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.

Map of Jackson County ZIP codes

80430804348047380480

The ZIP codes of Jackson 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.

Jackson County in numbers

About 1,372 people live in Jackson County, in 658 households, the 61st most populous of Colorado's 64 counties. The median household income is $47,667 a year, 50% below the Colorado median of $95,470 (US: $80,734). The median owner-occupied home is valued at $239,600 (56% below the Colorado median), and median gross rent is $1,701 a month. The median age is 51.6; 31.3% of adults 25 and over hold a bachelor's degree or higher (45.7% across Colorado); the average commute takes 12 minutes.

Population1,372Jackson1,372
Households658Jackson658
Median age51.6Jackson51.6Colorado37.7US 38.9
Median household income$47,667Jackson$47,667Colorado$95,470US $80,734
Median home value$239,600Jackson$239,600Colorado$539,400US $332,700
Median gross rent$1,701Jackson$1,701Colorado$1,761US $1,413
Bachelor's degree or higher31.3%Jackson31.3%Colorado45.7%US 35.7%
Mean commute12.2 minJackson12.2 minColorado25.2 minUS 26.4 min
Population density1 / sq miJackson1 / 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 Jackson County

Largest towns in Jackson County
TownZIP codesPopulation
Walden 1 573
Coalmont 1 148
Rand 1 62
Cowdrey 1 32

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.

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

Every ZIP code in Jackson County, with figures

ZIP codes in Jackson County
ZIP City Type Population Median income Median home
80430 Coalmont , CO Standard 148 $64,338 $346,600
80434 Cowdrey , CO Standard 32 — —
80473 Rand , CO Standard 62 $30,735 —
80480 Walden , CO Standard 1,130 $49,167 $230,700

Cite this page

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

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