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

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zipcodes.pro — STATE/CO/COUNTY/WELD

Weld County, CO ZIP codes

There are 40 ZIP codes in Weld County, CO, in 34 towns, from 80504 to 80754. The largest are 80634 (Greeley), 80504 (Longmont) and 80550 (Windsor).

The county seat is Greeley.

ZIP codes
40
Towns
34
County seat
Greeley
County FIPS
08123
Population
350,396
Median household income
$97,097
Land area
3,985 sq mi
Area codes
303, 720, 970, 983
Metro area
Greeley

Weld County ZIP codes by town

Greeley (county seat)
80631, 80632, 80633, 80634, 80638, 80639

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 Weld County ZIP codes

80504805148051680520805308053480542805438054680550805518061080611806128061580620806218062280623806248063180632806338063480638806398064280643806448064580646806488064980650806518065280729807328074280754

The ZIP codes of Weld 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.

Weld County in numbers

About 350,396 people live in Weld County, in 124,287 households, the 8th most populous of Colorado's 64 counties. The median household income is $97,097 a year, about the same as the Colorado median of $95,470 (US: $80,734). The median owner-occupied home is valued at $471,700 (13% below the Colorado median), and median gross rent is $1,539 a month. The median age is 35.3; 33.2% of adults 25 and over hold a bachelor's degree or higher (45.7% across Colorado); the average commute takes 28 minutes.

Population350,396Weld350,396
Households124,287Weld124,287
Median age35.3Weld35.3Colorado37.7US 38.9
Median household income$97,097Weld$97,097Colorado$95,470US $80,734
Median home value$471,700Weld$471,700Colorado$539,400US $332,700
Median gross rent$1,539Weld$1,539Colorado$1,761US $1,413
Bachelor's degree or higher33.2%Weld33.2%Colorado45.7%US 35.7%
Mean commute27.9 minWeld27.9 minColorado25.2 minUS 26.4 min
Population density88 / sq miWeld88 / 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 Weld County

Largest towns in Weld County
TownZIP codesPopulation
Greeley 6 110,806
Longmont 1 99,406
Windsor 2 37,914
Erie 1 33,808
Evans 1 22,396
Johnstown 1 18,883
Firestone 1 18,049
Frederick 1 16,651
Severance 1 10,130
Fort Lupton 1 8,897
Milliken 1 8,871
Dacono 1 6,530
Mead 1 5,919
Eaton 1 5,867
La Salle 1 3,061

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 Weld County.

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

Every ZIP code in Weld County, with figures

ZIP codes in Weld County
ZIP City Type Population Median income Median home
80504 Longmont , CO Standard 63,451 $113,643 $591,700
80514 Dacono , CO Standard 6,721 $104,494 $488,500
80516 Erie , CO Standard 39,048 $168,725 $726,700
80520 Firestone , CO Standard 1,140 $63,529 $449,400
80530 Frederick , CO Standard 6,242 $124,000 $466,000
80534 Johnstown , CO Standard 20,502 $129,024 $553,300
80542 Mead , CO Standard 5,155 $133,500 $614,600
80543 Milliken , CO Standard 9,774 $104,574 $415,700
80546 Severance , CO Standard 271 $113,242 —
80550 Windsor , CO Standard 46,456 $126,132 $582,000
80551 Windsor , CO No street area — — —
80610 Ault , CO Standard 4,132 $92,153 $424,800
80611 Briggsdale , CO Standard 557 $78,529 $414,900
80612 Carr , CO Standard 494 — $637,100
80615 Eaton , CO Standard 9,060 $107,308 $522,000
80620 Evans , CO Standard 20,798 $73,590 $341,700
80621 Fort Lupton , CO Standard 15,060 $90,055 $463,200
80622 Galeton , CO Standard 282 $138,710 —
80623 Gilcrest , CO Standard 1,026 — $321,900
80624 Gill , CO Standard 685 $80,673 $481,400
80631 Greeley , CO Standard 53,722 $54,591 $336,600
80632 Greeley , CO No street area — — —
80633 Greeley , CO No street area — — —
80634 Greeley , CO Standard 65,622 $82,742 $432,700
80638 Greeley , CO No street area — — —
80639 Greeley , CO No street area — — —
80642 Hudson , CO Standard 4,466 $105,225 $620,000
80643 Keenesburg , CO Standard 5,119 $97,766 $474,900
80644 Kersey , CO Standard 2,124 $97,847 $409,100
80645 La Salle , CO Standard 4,917 $87,609 $427,200
80646 Lucerne , CO Standard 0 — —
80648 Nunn , CO Standard 902 $94,079 $379,700
80649 Orchard , CO Standard 263 — $526,600
80650 Pierce , CO Standard 2,192 $57,083 $393,200
80651 Platteville , CO Standard 4,837 $81,586 $474,700
80652 Roggen , CO Standard 299 $72,639 $472,000
80729 Grover , CO Standard 350 $48,750 $350,000
80732 Hereford , CO Standard 42 $17,679 $114,800
80742 New Raymer , CO Standard 204 $82,500 $285,000
80754 Stoneham , CO Standard 141 $82,500 $238,600

Cite this page

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

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