Area Census 2000 7/1/2009 Absolute Change Relative Change
Wyoming 493,782 544,270 50,488 10.22%
Afton town 1,818 1,906 88 4.84%
Albin town 120 117 -3 -2.50%
Alpine town 550 827 277 50.36%
Baggs town 348 423 75 21.55%
Bairoil town 97 98 1 1.03%
Bar Nunn town 936 1,926 990 105.77%
Basin town 1,238 1,290 52 4.20%
Big Piney town 408 531 123 30.15%
Buffalo city 3,900 4,888 988 25.33%
Burlington town 250 273 23 9.20%
Burns town 285 319 34 11.93%
Byron town 557 573 16 2.87%
Casper city 49,644 54,874 5,230 10.54%
Cheyenne city 53,011 57,478 4,467 8.43%
Chugwater town 244 218 -26 -10.66%
Clearmont town 115 114 -1 -0.87%
Cody city 8,835 9,435 600 6.79%
Cokeville town 506 501 -5 -0.99%
Cowley town 560 643 83 14.82%
Dayton town 678 794 116 17.11%
Deaver town 177 182 5 2.82%
Diamondville town 716 679 -37 -5.17%
Dixon town 79 82 3 3.80%
Douglas city 5,288 6,212 924 17.47%
Dubois town 962 1,088 126 13.10%
East Thermopolis town 274 264 -10 -3.65%
Edgerton town 169 179 10 5.92%
Elk Mountain town 192 201 9 4.69%
Evanston city 11,507 11,958 451 3.92%
Evansville town 2,255 2,504 249 11.04%
Fort Laramie town 243 235 -8 -3.29%
Frannie town 209 213 4 1.91%
Gillette city 19,646 28,726 9,080 46.22%
Glendo town 229 211 -18 -7.86%
Glenrock town 2,231 2,466 235 10.53%
Granger town 146 149 3 2.05%
Green River city 11,808 12,411 603 5.11%
Greybull town 1,815 1,774 -41 -2.26%
Guernsey town 1,147 1,064 -83 -7.24%
Hanna town 873 871 -2 -0.23%
Hartville town 76 68 -8 -10.53%
Hudson town 407 435 28 6.88%
Hulett town 408 516 108 26.47%
Jackson town 8,647 9,915 1,268 14.66%
Kaycee town 249 293 44 17.67%
Kemmerer city 2,651 2,513 -138 -5.21%
Kirby town 57 53 -4 -7.02%
La Barge town 431 483 52 12.06%
La Grange town 332 335 3 0.90%
Lander city 6,867 7,387 520 7.57%
Laramie city 27,204 28,850 1,646 6.05%
Lingle town 510 496 -14 -2.75%
Lost Springs town 1 1 0 0.00%
Lovell town 2,281 2,325 44 1.93%
Lusk town 1,447 1,429 -18 -1.24%
Lyman town 1,938 2,034 96 4.95%
Manderson town 104 104 0 0.00%
Manville town 101 101 0 0.00%
Marbleton town 720 1,113 393 54.58%
Medicine Bow town 274 269 -5 -1.82%
Meeteetse town 351 346 -5 -1.42%
Midwest town 408 438 30 7.35%
Mills town 2,591 3,574 983 37.94%
Moorcroft town 807 926 119 14.75%
Mountain View town 1,153 1,235 82 7.11%
Newcastle city 3,065 3,404 339 11.06%
Opal town 102 98 -4 -3.92%
Pavillion town 165 174 9 5.45%
Pine Bluffs town 1,153 1,168 15 1.30%
Pine Haven town 222 396 174 78.38%
Pinedale town 1,412 2,221 809 57.29%
Powell city 5,373 5,786 413 7.69%
Ranchester town 701 822 121 17.26%
Rawlins city 8,538 8,793 255 2.99%
Riverside town 59 64 5 8.47%
Riverton city 9,310 10,249 939 10.09%
Rock River town 235 221 -14 -5.96%
Rock Springs city 18,708 20,905 2,197 11.74%
Rolling Hills town 449 512 63 14.03%
Saratoga town 1,726 1,778 52 3.01%
Sheridan city 15,804 17,461 1,657 10.48%
Shoshoni town 635 711 76 11.97%
Sinclair town 423 406 -17 -4.02%
Sundance town 1,161 1,339 178 15.33%
Superior town 244 242 -2 -0.82%
Ten Sleep town 304 328 24 7.89%
Thayne town 341 389 48 14.08%
Thermopolis town 3,172 2,948 -224 -7.06%
Torrington city 5,776 5,688 -88 -1.52%
Upton town 872 919 47 5.39%
Van Tassell town 18 18 0 0.00%
Wamsutter town 261 310 49 18.77%
Wheatland town 3,548 3,236 -312 -8.79%
Worland city 5,250 5,054 -196 -3.73%
Wright town 1,347 1,550 203 15.07%
Yoder town 169 164 -5 -2.96%

Source: Population Division, U.S. Census Bureau