Weld County, Colorado

Weld County profile, demographic data, and geographic information.

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF

Government Unit	Unit Type	Jurisdiction Role	Contact / Address
COUNTY OF WELD GUS Population: 369,745 (2024) ID: 184124	County	Official County Government	Contact: PUBLIC INFORMATION OFFICER PO BOX 758, GREELEY CO 80632-0758
CITY OF GREELEY GUS Population: 114,363 (2024) ID: 207635	Municipal	Municipal Government Within County	Contact: MAYOR 1000 10TH ST, GREELEY CO 80631-3808
TOWN OF WINDSOR GUS Population: 41,734 (2024) ID: 161433	Municipal	Municipal Government Within County	Contact: DIRECTOR OF PLANNING 301 WALNUT ST, WINDSOR CO 80550-5141
TOWN OF ERIE GUS Population: 38,594 (2024) ID: 161425	Municipal	Municipal Government Within County	Contact: COMMUNITY DEVELOPMENT ADMINISTRATIVE PO BOX 750, ERIE CO 80516-0750
CITY OF EVANS GUS Population: 22,394 (2024) ID: 161426	Municipal	Municipal Government Within County	Contact: FINANCE DIRECTOR 1100 37TH ST, EVANS CO 80620-2036
TOWN OF JOHNSTOWN GUS Population: 20,639 (2024) ID: 101435	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 609, JOHNSTOWN CO 80534-0609
TOWN OF FIRESTONE GUS Population: 19,396 (2024) ID: 211656	Municipal	Municipal Government Within County	Contact: TOWN CLERK PO BOX 100, FIRESTONE CO 80520-0100
TOWN OF FREDERICK GUS Population: 17,937 (2024) ID: 193127	Municipal	Municipal Government Within County	Contact: ETS MANAGER PO BOX 435, FREDERICK CO 80530-0435
TOWN OF SEVERANCE GUS Population: 11,554 (2024) ID: 123764	Municipal	Municipal Government Within County	Contact: TOWN PLANNER PO BOX 339, SEVERANCE CO 80546-0339
CITY OF FORT LUPTON GUS Population: 9,948 (2024) ID: 161427	Municipal	Municipal Government Within County	Contact: MAYOR 130 S MCKINLEY AVE, FORT LUPTON CO 80621-1343
TOWN OF MILLIKEN GUS Population: 9,102 (2024) ID: 207636	Municipal	Municipal Government Within County	Contact: TOWN ADMINSTRATOR PO BOX 290, MILLIKEN CO 80543-0290
TOWN OF LOCHBUIE GUS Population: 8,599 (2024) ID: 207638	Municipal	Municipal Government Within County	Contact: MAYOR 703 WELD CR 37, LOCHBUIE CO 80603
CITY OF DACONO GUS Population: 6,748 (2024) ID: 184600	Municipal	Municipal Government Within County	Contact: CITY ADMINISTRATOR PO BOX 186, DACONO CO 80514-0186
TOWN OF MEAD GUS Population: 6,735 (2024) ID: 101436	Municipal	Municipal Government Within County	Contact: TOWN MANAGER PO BOX 626, MEAD CO 80542-0626
TOWN OF EATON GUS Population: 5,839 (2024) ID: 204126	Municipal	Municipal Government Within County	Contact: ASSISTANT TOWN MANAGER 223 1ST ST, EATON CO 80615-3479
TOWN OF PLATTEVILLE GUS Population: 2,904 (2024) ID: 207637	Municipal	Municipal Government Within County	Contact: MAYOR 400 GRAND AVE, PLATTEVILLE CO 80651-7503
TOWN OF AULT GUS Population: 2,660 (2024) ID: 161424	Municipal	Municipal Government Within County	Contact: TOWN CLERK TREASURER PO BOX 1098, AULT CO 80610-1098
TOWN OF LA SALLE GUS Population: 2,303 (2024) ID: 123762	Municipal	Municipal Government Within County	Contact: MAYOR 128 N 2ND ST, LA SALLE CO 80645-3305
TOWN OF KEENESBURG GUS Population: 2,054 (2024) ID: 161429	Municipal	Municipal Government Within County	Contact: TOWN CLERK TREASURER PO BOX 312, KEENESBURG CO 80643-0312
TOWN OF HUDSON GUS Population: 1,617 (2024) ID: 204127	Municipal	Municipal Government Within County	Contact: DIRECTOR OF ECONOMIC DEVELOPMENT PO BOX 351, HUDSON CO 80642-0351
TOWN OF KERSEY GUS Population: 1,499 (2024) ID: 161431	Municipal	Municipal Government Within County	Contact: TOWN CLERK TREASURER PO BOX 657, KERSEY CO 80644-0657
TOWN OF PIERCE GUS Population: 1,087 (2024) ID: 123763	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 57, PIERCE CO 80650-0057
TOWN OF GILCREST GUS Population: 1,017 (2024) ID: 123761	Municipal	Municipal Government Within County	Contact: TOWN ADMINISTRATOR PO BOX 128, GILCREST CO 80623-0128
TOWN OF NUNN GUS Population: 533 (2024) ID: 193128	Municipal	Municipal Government Within County	Contact: TOWN CLERK PO BOX 171, NUNN CO 80648-0171
TOWN OF GARDEN CITY GUS Population: 250 (2024) ID: 101434	Municipal	Municipal Government Within County	Contact: TOWN CLERK TREASURER 621 27TH ST, GARDEN CITY CO 80631
TOWN OF GROVER GUS Population: 152 (2024) ID: 161428	Municipal	Municipal Government Within County	Contact: TOWN CLERK 315 CHATOGA ST, GROVER CO 80729
TOWN OF RAYMER GUS Population: 110 (2024) ID: 101437	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 146, NEW RAYMER CO 80742-0146