RANKING · 2024 ACS · 116 SHOWN OF 116

Largest Irish population, Colorado cities

Colorado cities ranked by the number of residents who are Irish ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 116 cities in Colorado that qualify, ranked against each other statewide. The median across all 116 is 1,539. Biggest climber in the top 100 since 2020: Timnath, CO, up 41 places to #74.

Irish Americans: full group profile →

ColoradoAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPIRISH POPULATIONVS 2010

01Denver, COCO740,61381,438+40%

02Colorado Springs, COCO494,74357,202+7%

03Aurora, COCO410,05328,788+9%

04Fort Collins, COCO171,50022,105+5%

05Lakewood, COCO156,92719,834−6%

06Arvada, COCO122,90116,439−2%

07Centennial, COCO108,65815,791+7%

08▲3Thornton, COCO147,76614,218+14%

09Westminster, COCO116,18214,0630%

10▼2Highlands Ranch, COCO102,25713,855−7%

11▲1Longmont, COCO100,10912,989+31%

12▼2Boulder, COCO105,68912,446−12%

13Loveland, COCO81,38710,587+18%

14Pueblo, COCO110,4049,422−5%

15▲2Castle Rock, COCO83,8159,340+15%

16Broomfield, COCO79,1749,192+16%

17▲1Grand Junction, COCO71,8278,596+10%

18▲2Parker, COCO65,9858,215+6%

19▼4Greeley, COCO115,0737,794−19%

20▼1Littleton, COCO46,2467,056+17%

21▲1Ken Caryl, COCO33,2334,926−16%

22▲9Erie, COCO40,9044,769+122%

23▲5Commerce City, COCO72,3454,747+29%

24▼1Englewood, COCO35,3054,540−5%

25▼4Dakota Ridge, COCO33,7534,338−12%

26▲9Windsor, COCO43,8404,195+58%

27▼3Wheat Ridge, COCO32,0814,153+7%

28▲5Lafayette, COCO30,1163,847+6%

29▲3Durango, COCO19,7333,836+52%

30▼4Northglenn, COCO38,8933,804−3%

31▼4Columbine, COCO25,4783,478−5%

32▼2Pueblo West, COCO35,6813,288+7%

33▼8Brighton, COCO45,3952,948+1%

34▲2Louisville, COCO20,5812,913−1%

35▼6Security-Widefield, COCO37,3452,873−25%

36▼2Golden, COCO20,3902,520−9%

37▲6Fountain, COCO29,4502,511−22%

38▲15Four Square Mile, COCO23,0242,496–

39▼2Clifton, COCO19,5182,337−8%

40▲1Johnstown, COCO22,4332,325+59%

41▲10Castle Pines, COCO15,5832,195+260%

42▲6Firestone, COCO20,1292,126+62%

43▼5Cimarron Hills, COCO19,8172,125+8%

44▲2Fort Carson, COCO18,0192,103+4%

45▼5Montrose, COCO21,5831,959−16%

46▲35Severance, COCO11,8411,922+549%

47Greenwood, COCO15,3231,847−12%

48▼4Lone Tree, COCO15,2781,800+34%

49▼10Fruita, COCO14,0031,783+2%

50▲37Monument, COCO13,8131,728+108%

51▼6Cañon City, COCO17,0301,728−15%

52▲2The Pinery, COCO11,8711,693−5%

53▼4Black Forest, COCO15,7381,675−15%

54▼12Evans, COCO22,5001,662+7%

55▲10Superior, COCO13,6371,656+3%

56▲13Gunbarrel, COCO10,0511,629+9%

57▲9Frederick, COCO18,2411,617+74%

58▲28Edwards, COCO10,7851,539+25%

59▼4Berthoud, COCO14,0801,506+105%

60▲12Aspen, COCO6,4891,480+60%

61▼2Cherry Creek, COCO10,7211,444+14%

62▼5Steamboat Springs, COCO13,5571,440−27%

63▼7Craig, COCO8,8741,374+21%

64▼12Woodmoor, COCO8,9341,347−19%

65▼3Redlands, COCO8,8681,308−3%

66▲13Cortez, COCO9,1261,282+26%

67▲4Applewood, COCO8,3501,247+10%

68▼8Evergreen, COCO8,6021,237−28%

69▲7Fairmount, COCO9,9021,224+10%

70▼9Roxborough Park, COCO9,0851,222−32%

71▼4Stonegate, COCO8,9061,215−12%

72▼22Wellington, COCO12,1691,212+6%

73▲7Delta, COCO9,8021,178+30%

74▲41Timnath, COCO11,6001,091+1048%

75▼17Sterling, COCO13,0541,017−30%

76▼12Woodland Park, COCO8,014994−23%

77▼9Sherrelwood, COCO18,692988−17%

78▼1Welby, COCO16,197981−25%

79▼6Gunnison, COCO6,836957+17%

80▼17Glenwood Springs, COCO10,395930−39%

81▲3Gleneagle, COCO6,440926+12%

82▲1Carbondale, COCO6,762907+38%

83▼9Estes Park, COCO5,780903+5%

84▼9Orchard Mesa, COCO6,945900−21%

85▼15Cherry Hills, COCO6,389899−6%

86▼8Fruitvale, COCO8,019871−26%

87▲10Federal Heights, COCO14,075792−19%

88▼6La Junta, COCO6,864778+59%

89▲1Alamosa, COCO9,849778+8%

90▼1Battlement Mesa, COCO5,755777+9%

91▲4Dacono, COCO6,844737+47%

92▲6Todd Creek, COCO5,379708+43%

93▲8Trinidad, COCO8,0916900%

94▼3Milliken, COCO9,183689+28%

95▲8Salida, COCO5,985683−45%

96▲3Berkley, COCO10,789680+44%

97▲8West Pleasant View, COCO5,051680−7%

98▲2Sheridan, COCO5,972650+1%

99▲3Lochbuie, COCO8,776637−3%

100▲14Twin Lakes CDP (Adams County), COCO8,030621+68%

101▼8Fort Morgan, COCO11,841618−38%

102▼17Rifle, COCO10,844600−57%

103▲5Avon, COCO6,184591+67%

104▲2Meridian, COCO5,634552+283%

105▼11Stratmoor, COCO5,412542−38%

106▲5Silverthorne, COCO5,418510+11%

107▲3Mead, COCO7,042478+5%

108▼20Brush, COCO5,337463−32%

109▼5Breckenridge, COCO5,015460−39%

110▼18Eaton, COCO5,848438−34%

111▲1Fort Lupton, COCO10,402426−44%

112▼3Shaw Heights, COCO5,565307−17%

113Lamar, COCO7,588280−69%

114▲2Air Force Academy, COCO6,727195−40%

115▲2Derby, COCO8,453162−65%

116▼20Eagle, COCO7,280104−88%

SHOWING 1–116 OF 116

Download CSV (full list, 116 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES