Area Census 2000 7/1/2009 Absolute Change Relative Change
Colorado 4,301,261 5,024,748 723,487 16.82%
Aguilar town 593 568 -25 -4.22%
Akron town 1,711 1,638 -73 -4.27%
Alamosa city 7,960 8,756 796 10.00%
Alma town 179 169 -10 -5.59%
Antonito town 873 761 -112 -12.83%
Arriba town 244 201 -43 -17.62%
Arvada city 102,153 108,208 6,055 5.93%
Aspen city 5,914 6,089 175 2.96%
Ault town 1,432 1,467 35 2.44%
Aurora city 276,393 323,348 46,955 16.99%
Avon town 5,561 6,720 1,159 20.84%
Basalt town 2,681 3,332 651 24.28%
Bayfield town 1,549 2,087 538 34.73%
Bennett town 2,021 2,659 638 31.57%
Berthoud town 4,839 5,474 635 13.12%
Bethune town 225 215 -10 -4.44%
Black Hawk city 118 114 -4 -3.39%
Blanca town 391 331 -60 -15.35%
Blue River town 685 997 312 45.55%
Bonanza town 14 14 0 0.00%
Boone town 323 339 16 4.95%
Boulder city 94,673 100,160 5,487 5.80%
Bow Mar town 847 823 -24 -2.83%
Branson town 77 77 0 0.00%
Breckenridge town 2,408 3,533 1,125 46.72%
Brighton city 20,905 32,281 11,376 54.42%
Brookside town 219 207 -12 -5.48%
Broomfield city 38,272 55,990 17,718 46.29%
Brush city 5,117 5,391 274 5.35%
Buena Vista town 2,195 2,143 -52 -2.37%
Burlington city 3,678 4,397 719 19.55%
Calhan town 896 883 -13 -1.45%
Campo town 150 123 -27 -18.00%
CaƱon City city 15,431 15,906 475 3.08%
Carbondale town 5,196 6,313 1,117 21.50%
Castle Rock town 20,224 45,691 25,467 125.92%
Cedaredge town 1,854 2,272 418 22.55%
Center town 2,392 2,383 -9 -0.38%
Central City city 515 645 130 25.24%
Cheraw town 211 200 -11 -5.21%
Cherry Hills Village city 5,958 6,437 479 8.04%
Cheyenne Wells town 1,010 786 -224 -22.18%
Coal Creek town 303 366 63 20.79%
Cokedale town 139 133 -6 -4.32%
Collbran town 388 439 51 13.14%
Colorado Springs city 360,890 399,827 38,937 10.79%
Columbine Valley town 1,132 1,331 199 17.58%
Commerce City city 20,991 44,067 23,076 109.93%
Cortez city 7,977 8,632 655 8.21%
Craig city 9,189 9,301 112 1.22%
Crawford town 366 395 29 7.92%
Creede town 377 403 26 6.90%
Crested Butte town 1,529 1,673 144 9.42%
Crestone town 73 109 36 49.32%
Cripple Creek city 1,115 1,025 -90 -8.07%
Crook town 128 123 -5 -3.91%
Crowley town 187 162 -25 -13.37%
Dacono city 3,015 4,172 1,157 38.37%
De Beque town 451 543 92 20.40%
Deer Trail town 598 585 -13 -2.17%
Del Norte town 1,705 1,592 -113 -6.63%
Delta city 6,400 9,253 2,853 44.58%
Denver city 554,636 610,345 55,709 10.04%
Dillon town 802 810 8 1.00%
Dinosaur town 319 338 19 5.96%
Dolores town 857 916 59 6.88%
Dove Creek town 698 728 30 4.30%
Durango city 13,922 16,627 2,705 19.43%
Eads town 747 567 -180 -24.10%
Eagle town 3,032 6,033 3,001 98.98%
Eaton town 2,690 4,264 1,574 58.51%
Eckley town 278 269 -9 -3.24%
Edgewater city 5,445 5,159 -286 -5.25%
Elizabeth town 1,434 1,464 30 2.09%
Empire town 355 319 -36 -10.14%
Englewood city 31,727 32,883 1,156 3.64%
Erie town 6,291 17,255 10,964 174.28%
Estes Park town 5,413 6,543 1,130 20.88%
Evans city 9,514 19,481 9,967 104.76%
Fairplay town 610 648 38 6.23%
Federal Heights city 12,065 12,274 209 1.73%
Firestone town 1,908 8,356 6,448 337.95%
Flagler town 612 575 -37 -6.05%
Fleming town 426 431 5 1.17%
Florence city 3,653 3,592 -61 -1.67%
Fort Collins city 118,652 138,733 20,081 16.92%
Fort Lupton city 6,787 7,737 950 14.00%
Fort Morgan city 11,034 10,469 -565 -5.12%
Fountain city 15,197 24,430 9,233 60.76%
Fowler town 1,206 1,087 -119 -9.87%
Foxfield town 746 934 188 25.20%
Fraser town 910 963 53 5.82%
Frederick town 2,467 8,336 5,869 237.90%
Frisco town 2,443 2,744 301 12.32%
Fruita city 6,478 12,274 5,796 89.47%
Garden City town 357 341 -16 -4.48%
Genoa town 211 173 -38 -18.01%
Georgetown town 1,088 1,003 -85 -7.81%
Gilcrest town 1,162 1,169 7 0.60%
Glendale city 4,547 4,829 282 6.20%
Glenwood Springs city 7,736 9,107 1,371 17.72%
Golden city 17,159 17,458 299 1.74%
Granada town 640 577 -63 -9.84%
Granby town 1,525 1,663 138 9.05%
Grand Junction city 41,986 58,444 16,458 39.20%
Grand Lake town 447 431 -16 -3.58%
Greeley city 76,930 92,625 15,695 20.40%
Green Mountain Falls town 773 762 -11 -1.42%
Greenwood Village city 11,035 14,341 3,306 29.96%
Grover town 153 157 4 2.61%
Gunnison city 5,409 5,520 111 2.05%
Gypsum town 3,654 6,299 2,645 72.39%
Hartman town 111 101 -10 -9.01%
Haswell town 84 65 -19 -22.62%
Haxtun town 982 964 -18 -1.83%
Hayden town 1,634 1,647 13 0.80%
Hillrose town 254 271 17 6.69%
Holly town 1,048 951 -97 -9.26%
Holyoke city 2,261 2,225 -36 -1.59%
Hooper town 123 124 1 0.81%
Hot Sulphur Springs town 521 514 -7 -1.34%
Hotchkiss town 968 1,095 127 13.12%
Hudson town 1,565 1,650 85 5.43%
Hugo town 885 723 -162 -18.31%
Idaho Springs city 1,889 1,695 -194 -10.27%
Ignacio town 669 797 128 19.13%
Iliff town 213 216 3 1.41%
Jamestown town 205 218 13 6.34%
Johnstown town 3,827 9,651 5,824 152.18%
Julesburg town 1,467 1,237 -230 -15.68%
Keenesburg town 855 1,191 336 39.30%
Kersey town 1,389 1,486 97 6.98%
Kim town 65 65 0 0.00%
Kiowa town 581 614 33 5.68%
Kit Carson town 253 201 -52 -20.55%
Kremmling town 1,578 1,476 -102 -6.46%
La Jara town 877 768 -109 -12.43%
La Junta city 7,568 7,000 -568 -7.51%
La Salle town 1,849 2,013 164 8.87%
La Veta town 924 834 -90 -9.74%
Lafayette city 23,197 26,146 2,949 12.71%
Lake City town 375 375 0 0.00%
Lakeside town 20 19 -1 -5.00%
Lakewood city 144,126 141,937 -2,189 -1.52%
Lamar city 8,869 7,874 -995 -11.22%
Larkspur town 234 343 109 46.58%
Las Animas city 2,758 2,333 -425 -15.41%
Leadville city 2,821 2,740 -81 -2.87%
Limon town 2,071 1,700 -371 -17.91%
Littleton city 40,340 41,084 744 1.84%
Lochbuie town 2,049 5,078 3,029 147.83%
Log Lane Village town 1,006 982 -24 -2.39%
Lone Tree city 4,873 9,549 4,676 95.96%
Longmont city 71,093 88,425 17,332 24.38%
Louisville city 18,937 19,656 719 3.80%
Loveland city 50,608 66,214 15,606 30.84%
Lyons town 1,585 2,098 513 32.37%
Manassa town 1,042 917 -125 -12.00%
Mancos town 1,119 1,260 141 12.60%
Manitou Springs city 4,980 5,222 242 4.86%
Manzanola town 525 471 -54 -10.29%
Marble town 105 104 -1 -0.95%
Mead town 2,017 3,555 1,538 76.25%
Meeker town 2,242 2,469 227 10.12%
Merino town 246 268 22 8.94%
Milliken town 2,888 6,221 3,333 115.41%
Minturn town 1,068 1,212 144 13.48%
Moffat town 114 126 12 10.53%
Monte Vista city 4,529 3,992 -537 -11.86%
Montezuma town 42 44 2 4.76%
Montrose city 12,344 18,388 6,044 48.96%
Monument town 1,971 4,903 2,932 148.76%
Morrison town 430 416 -14 -3.26%
Mount Crested Butte town 707 864 157 22.21%
Mountain View town 569 523 -46 -8.08%
Mountain Village town 978 1,389 411 42.02%
Naturita town 635 669 34 5.35%
Nederland town 1,394 1,401 7 0.50%
New Castle town 1,984 4,145 2,161 108.92%
Northglenn city 31,575 34,739 3,164 10.02%
Norwood town 438 460 22 5.02%
Nucla town 734 744 10 1.36%
Nunn town 471 551 80 16.99%
Oak Creek town 849 841 -8 -0.94%
Olathe town 1,573 1,764 191 12.14%
Olney Springs town 389 339 -50 -12.85%
Ophir town 113 128 15 13.27%
Orchard City town 2,880 3,239 359 12.47%
Ordway town 1,248 1,078 -170 -13.62%
Otis town 534 460 -74 -13.86%
Ouray city 813 937 124 15.25%
Ovid town 330 287 -43 -13.03%
Pagosa Springs town 1,591 1,815 224 14.08%
Palisade town 2,579 2,931 352 13.65%
Palmer Lake town 2,179 2,361 182 8.35%
Paoli town 42 41 -1 -2.38%
Paonia town 1,497 1,649 152 10.15%
Parachute town 1,006 1,288 282 28.03%
Parker town 23,558 44,718 21,160 89.82%
Peetz town 227 246 19 8.37%
Pierce town 884 888 4 0.45%
Pitkin town 124 118 -6 -4.84%
Platteville town 2,370 2,692 322 13.59%
Poncha Springs town 466 481 15 3.22%
Pritchett town 137 112 -25 -18.25%
Pueblo city 102,121 104,877 2,756 2.70%
Ramah town 117 123 6 5.13%
Rangely town 2,096 2,188 92 4.39%
Raymer town 91 93 2 2.20%
Red Cliff town 289 335 46 15.92%
Rico town 205 253 48 23.41%
Ridgway town 713 806 93 13.04%
Rifle city 6,784 9,255 2,471 36.42%
Rockvale town 426 431 5 1.17%
Rocky Ford city 4,286 3,920 -366 -8.54%
Romeo town 375 333 -42 -11.20%
Rye town 202 201 -1 -0.50%
Saguache town 578 581 3 0.52%
Salida city 5,504 5,433 -71 -1.29%
San Luis town 739 619 -120 -16.24%
Sanford town 817 718 -99 -12.12%
Sawpit town 25 23 -2 -8.00%
Sedgwick town 191 161 -30 -15.71%
Seibert town 180 167 -13 -7.22%
Severance town 597 3,066 2,469 413.57%
Sheridan city 5,600 6,170 570 10.18%
Sheridan Lake town 66 52 -14 -21.21%
Silt town 1,740 2,693 953 54.77%
Silver Cliff town 512 573 61 11.91%
Silver Plume town 203 179 -24 -11.82%
Silverthorne town 3,196 4,061 865 27.07%
Silverton town 531 527 -4 -0.75%
Simla town 663 695 32 4.83%
Snowmass Village town 1,822 2,016 194 10.65%
South Fork town 604 526 -78 -12.91%
Springfield town 1,562 1,265 -297 -19.01%
Starkville town 128 128 0 0.00%
Steamboat Springs city 9,815 12,356 2,541 25.89%
Sterling city 11,360 12,712 1,352 11.90%
Stratton town 669 613 -56 -8.37%
Sugar City town 279 238 -41 -14.70%
Superior town 9,011 10,809 1,798 19.95%
Swink town 696 652 -44 -6.32%
Telluride town 2,221 2,400 179 8.06%
Thornton city 82,384 117,628 35,244 42.78%
Timnath town 223 633 410 183.86%
Trinidad city 9,078 9,071 -7 -0.08%
Two Buttes town 67 55 -12 -17.91%
Vail town 4,531 4,843 312 6.89%
Victor city 445 406 -39 -8.76%
Vilas town 110 91 -19 -17.27%
Vona town 95 87 -8 -8.42%
Walden town 734 594 -140 -19.07%
Walsenburg city 4,182 3,645 -537 -12.84%
Walsh town 723 620 -103 -14.25%
Ward town 169 173 4 2.37%
Wellington town 2,672 5,900 3,228 120.81%
Westcliffe town 417 456 39 9.35%
Westminster city 100,940 109,180 8,240 8.16%
Wheat Ridge city 32,913 31,030 -1,883 -5.72%
Wiggins town 838 944 106 12.65%
Wiley town 483 440 -43 -8.90%
Williamsburg town 714 762 48 6.72%
Windsor town 9,896 17,421 7,525 76.04%
Winter Park town 662 865 203 30.66%
Woodland Park city 6,515 6,650 135 2.07%
Wray city 2,187 2,130 -57 -2.61%
Yampa town 443 436 -7 -1.58%
Yuma city 3,285 3,287 2 0.06%

Source: Population Division, U.S. Census Bureau