2013 Tree City USA
Communities in Colorado

Updated April, 2014
City Years Population
Trinidad 2 8,763
Basalt 3 3,826
Poncha Springs 4 744
Cherry Hills Village 8 6,500
Olney Springs 9 350
Buckley AFB 9 12,838
Hayden 9 1,850
New Castle 10 4,551
Campo 10 109
Platteville 10 2,500
Milliken 11 5,793
Ordway 11 1,038
Superior 11 12,500
Pleasant View 12 4,381
Lone Tree 12 11,385
Crested Butte 13 1,500
Elizabeth 15 1,480
Dillon 16 904
Erie 16 21,500
Swink 16 611
Silt 16 3,000
Schriever AFB 16 7,700
Estes Park 17 5,858
Lafayette 19 24,453
Peterson AFB 20 18,000
Eads 20 750
Carbondale 20 6,500
Monument 20 5,800
Cedaredge 20 2,300
USAF Academy 21 6,049
Fruita 21 12,600
Parker 21 48,000
Olathe 22 1,849
Cortez 22 8,000
Aspen 22 6,548
Woodland Park 22 7,200
Rocky Ford 22 3,981
Edgewater 22 5,200
Limon 23 1,880
Springfield 23 1,413
Arvada 23 108,000
Lamar 23 7,804
Steamboat Springs 23 12,088
Commerce City 23 42,000
Gunnison 24 5,880
Golden 24 19,000
Alamosa 24 8,888
Northglenn 24 35,789
Brush 24 5,400
Grand Lake 24 471
Ken-Caryl Ranch 24 12,950
Montrose 25 19,000
Loveland 25 66,000
Greenwood Village 25 14,454
Broomfield 25 58,992
Buena Vista 25 2,600
Saguache 25 485
Highlands Ranch 26 95,000
Lake City 26 408
Sterling 26 14,637
Littleton 27 43,775
Thornton 27 122,000
Castle Rock 27 53,466
Salida 27 5,200
Fort Carson 27 73,800
Brighton 28 35,300
Denver 28 649,000
La Veta 28 875
Glenwood Springs 29 10,000
Englewood 29 31,000
Westminster 29 109,456
Evans 30 19,000
Boulder 30 103,166
Aurora 30 340,269
Florence 30 3,887
Eaton 30 4,500
Delta 30 9,000
Grand Junction 31 59,200
Berthoud 31 5,267
Palmer Lake 32 2,513
Lakewood 32 144,000
La Junta 33 6,966
Louisville 33 18,376
Windsor 33 22,000
Greeley 34 97,248
Canon City 34 16,000
Pueblo 34 107,000
Durango 34 16,887
Longmont 34 87,454
Wheat Ridge 35 31,000
Fort Collins 36 151,330
Colorado Springs 37 436,354