Weld County, Colorado Cities (2026)

23 cities

City
Rank
2026 Pop. ↓
2020 Pop.
Annual Change
Density
Area (mi²)
Type
Greeley1116,900109,2891.1%2,31051 City
Windsor245,98033,2414.84%1,74826 Town
Evans322,44522,2920.12%2,13711 City
Johnstown422,27517,3673.81%1,44315 Town
Firestone520,76216,6643.4%1,49414 Town
Frederick619,54414,7224.29%1,28515 Town
Severance713,3308,0017.14%1,03413 Town
Fort Lupton810,9188,0074.65%80913 City
Milliken99,4278,4511.76%72213 Town
Mead107,7014,8026.69%49815 Town
Dacono116,9466,3511.45%7499 City
Eaton125,8335,851-0.05%1,8463 Town
Ault133,0301,9196.5%1,7172 Town
Platteville142,8762,960-0.48%8553 Town
Keenesburg152,4511,2598.84%2659 Town
La Salle162,2742,360-0.61%2,3231 Town
Hudson171,6021,647-0.44%2716 Town
Kersey181,4931,510-0.2%6672 Town
Pierce191,0811,099-0.28%5822 Town
Gilcrest201,0141,022-0.1%1,2501 Town
Nunn215485021.48%1384 Town
Garden City222492520%2,2040 Town
Grover23150156-0.66%2521 Town

Weld County Cities Summary

Largest City

Greeley is the largest city in Weld County, with a population of 116,900.

Smallest City

Grover is the smallest city in Weld County, with a population of 150.

10 Largest Cities

There are 23 cities in Weld County, Colorado.

Location of Weld County