RANKING · 2020 CENSUS · 116 SHOWN OF 116

Most population gained, Colorado cities · 2020

Colorado cities that added the most residents from the 2010 census to 2020, by raw count of people rather than percentage. This list covers the 116 cities in Colorado that qualify, ranked against each other statewide.

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ColoradoAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

YEAR2000 2010 2020 2024

RANKPLACESTATEPOPPOPULATION CHANGEVS 2000

01Denver, COCO740,613+115,364+33%

02Colorado Springs, COCO494,743+62,534−22%

03Aurora, COCO410,053+61,183+13%

04Fort Collins, COCO171,500+25,824−16%

05Castle Rock, COCO83,815+24,927+116%

06Thornton, COCO147,766+23,095−16%

07Broomfield, COCO79,174+18,223+34%

08Arvada, COCO122,901+17,969+38%

09Commerce City, COCO72,345+16,505+265%

10Greeley, COCO115,073+15,906−3%

11Windsor, COCO43,840+14,072+191%

12Parker, COCO65,985+13,215−27%

13Lakewood, COCO156,927+13,004−26%

14Longmont, COCO100,109+12,615−36%

15Erie, COCO40,904+11,903+137%

16Boulder, COCO105,689+10,865−4%

17Westminster, COCO116,182+10,203−61%

18Loveland, COCO81,387+9,519−28%

19Centennial, COCO108,658+8,041–

20Castle Pines, COCO15,583+7,422–

21Johnstown, COCO22,433+7,416+230%

22Grand Junction, COCO71,827+6,994−46%

23Highlands Ranch, COCO102,257+6,731−89%

24Brighton, COCO45,395+6,731+0%

25Firestone, COCO20,129+6,234+1033%

26Lafayette, COCO30,116+5,958−31%

27Timnath, COCO11,600+5,862+11394%

28Frederick, COCO18,241+5,834+294%

29Security-Widefield, COCO37,345+5,757–

30Pueblo, COCO110,404+5,281+52%

31Berthoud, COCO14,080+5,227+183%

32Monument, COCO13,813+4,869+412%

33Wellington, COCO12,169+4,758+262%

34Severance, COCO11,841+4,518+820%

35Lone Tree, COCO15,278+4,035–

36Fountain, COCO29,450+3,956−24%

37Littleton, COCO46,246+3,915−41%

38Fort Carson, COCO18,019+3,880−622%

39Evans, COCO22,500+3,628−0%

40Pueblo West, COCO35,681+3,449−72%

41Englewood, COCO35,305+3,404+45%

42Lochbuie, COCO8,776+3,362+282%

43Cimarron Hills, COCO19,817+3,150−22%

44Federal Heights, COCO14,075+2,915+7%

45Louisville, COCO20,581+2,850−57%

46Milliken, COCO9,183+2,776+111%

47Northglenn, COCO38,893+2,342−47%

48Wheat Ridge, COCO32,081+2,232−36%

49Durango, COCO19,733+2,184+46%

50Dacono, COCO6,844+2,145+171%

51Twin Lakes CDP (Adams County), COCO8,030+2,125–

52Black Forest, COCO15,738+1,981−61%

53Dakota Ridge, COCO33,753+1,887–

54Meridian, COCO5,634+1,816–

55Greenwood, COCO15,323+1,766−49%

56Fairmount, COCO9,902+1,765–

57Gypsum, COCO9,212+1,563−18%

58Golden, COCO20,390+1,532−62%

59Eaton, COCO5,848+1,437+97%

60Mead, COCO7,042+1,376−10%

61Ken Caryl, COCO33,233+1,373−79%

62Berkley, COCO10,789+1,329–

63Rifle, COCO10,844+1,265−41%

64Todd Creek, COCO5,379+1,260–

65Montrose, COCO21,583+1,159−67%

66Steamboat Springs, COCO13,557+1,136−64%

67Alamosa, COCO9,849+1,026+156%

68Eagle, COCO7,280+1,003−31%

69Edwards, COCO10,785+980–

70Battlement Mesa, COCO5,755+967−53%

71Columbine, COCO25,478+949+619%

72Sherrelwood, COCO18,692+941−8%

73Woodmoor, COCO8,934+795−76%

74The Pinery, COCO11,871+794−66%

75Fruita, COCO14,003+749−69%

76Cañon City, COCO17,030+741−72%

77Derby, COCO8,453+722+90%

78Woodland Park, COCO8,014+720−62%

79Welby, COCO16,197+707−74%

80Gunnison, COCO6,836+706−9%

81Applewood, COCO8,350+673−117%

82Superior, COCO13,637+611−93%

83Fruitvale, COCO8,019+596−65%

84Fort Lupton, COCO10,402+578−64%

85Breckenridge, COCO5,015+538−52%

86Clifton, COCO19,518+524−89%

87Silverthorne, COCO5,418+515−64%

88West Pleasant View, COCO5,051+487–

89Cherry Hills, COCO6,389+455−36%

90Sheridan, COCO5,972+441−29%

91Salida, COCO5,985+430−44%

92Redlands, COCO8,868+376−129%

93Cherry Creek, COCO10,721+368–

94Glenwood Springs, COCO10,395+349−70%

95Aspen, COCO6,489+346−60%

96Roxborough Park, COCO9,085+317–

97Gunbarrel, COCO10,051+291+577%

98Cortez, COCO9,126+284−59%

99Fort Morgan, COCO11,841+282−86%

100Evergreen, COCO8,602+269−84%

101La Junta, COCO6,864+245−440%

102Delta, COCO9,802+120−95%

103Stonegate, COCO8,906+110–

104Shaw Heights, COCO5,565+69–

105Estes Park, COCO5,780+46−98%

106Gleneagle, COCO6,440+38−98%

107Carbondale, COCO6,762+7–

108Air Force Academy, COCO6,727-72−95%

109Lamar, COCO7,588-117−122%

110Brush, COCO5,337-124−113%

111Orchard Mesa, COCO6,945-148−131%

112Avon, COCO6,184-375−110%

113Stratmoor, COCO5,412-382−148%

114Craig, COCO8,874-404−137%

115Trinidad, COCO8,091-767−254%

116Sterling, COCO13,054-1,042−205%

SHOWING 1–116 OF 116

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS