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Montana Census Data

  1. Montana Cities & Towns: Absolute & Relative Change (%) from 2000 to 2009
  2. Montana Cities & Towns: Population Estimates From 2000 to 2009
  3. Montana Quick Facts: People, Business & Geography (U.S. Census Bureau)
  4. 2010 Census: Montana Profile (PDF)

Census Data for Montana Counties

(Links below lead to Quick Facts for Montana Counties: People, Business & Geography at U.S. Census Bureau.)

Area 7/1/2009 7/1/2008 7/1/2007 7/1/2006 7/1/2005 7/1/2004 7/1/2003 7/1/2002 7/1/2001 7/1/2000 Census 2000
Montana 974,989 968,035 957,225 946,230 934,801 925,887 916,750 909,868 905,873 903,293 902,195
Beaverhead County 8,976 8,980 8,857 8,860 8,761 8,802 8,831 8,950 9,012 9,187 9,202
Big Horn County 13,015 12,809 12,751 12,703 12,769 12,844 12,732 12,771 12,805 12,659 12,671
Blaine County 6,485 6,442 6,493 6,552 6,605 6,584 6,709 6,782 6,754 6,973 7,009
Broadwater County 4,793 4,681 4,582 4,527 4,427 4,432 4,357 4,341 4,364 4,366 4,385
Carbon County 9,756 9,718 9,753 9,721 9,759 9,670 9,653 9,657 9,637 9,564 9,552
Carter County 1,202 1,194 1,234 1,242 1,270 1,297 1,302 1,331 1,349 1,345 1,360
Cascade County 82,178 82,022 81,780 81,813 81,766 81,681 81,065 80,600 80,387 80,201 80,357
Chouteau County 5,167 5,190 5,212 5,240 5,304 5,391 5,497 5,596 5,749 5,975 5,970
Custer County 11,189 11,103 11,115 11,081 11,155 11,297 11,271 11,402 11,424 11,667 11,696
Daniels County 1,703 1,688 1,682 1,730 1,769 1,795 1,875 1,911 2,002 2,012 2,017
Dawson County 8,558 8,524 8,581 8,538 8,536 8,552 8,644 8,692 8,902 9,036 9,059
Deer Lodge County 8,792 8,904 8,860 8,834 8,991 9,002 8,982 9,096 9,222 9,385 9,417
Fallon County 2,725 2,666 2,652 2,617 2,624 2,701 2,714 2,688 2,719 2,811 2,837
Fergus County 11,208 11,168 11,198 11,269 11,246 11,379 11,434 11,572 11,676 11,880 11,893
Flathead County 89,624 89,104 87,200 84,824 82,535 80,635 79,167 77,284 75,997 74,710 74,471
Gallatin County 90,343 89,812 87,300 84,498 80,708 77,439 74,723 72,000 70,196 68,369 67,831
Garfield County 1,173 1,161 1,193 1,199 1,173 1,211 1,234 1,245 1,262 1,267 1,279
Glacier County 13,550 13,361 13,355 13,402 13,389 13,497 13,246 13,163 13,139 13,197 13,247
Golden Valley County 1,057 1,041 1,101 1,090 1,114 1,081 1,039 1,054 1,015 1,023 1,042
Granite County 2,879 2,860 2,887 2,878 2,895 2,851 2,861 2,873 2,879 2,843 2,830
Hill County 16,632 16,453 16,492 16,393 16,201 16,206 16,195 16,292 16,464 16,628 16,673
Jefferson County 11,470 11,288 11,127 10,868 10,770 10,566 10,307 10,223 10,119 10,077 10,049
Judith Basin County 2,051 2,036 2,050 2,114 2,134 2,176 2,184 2,238 2,263 2,332 2,329
Lake County 28,605 28,373 28,103 28,173 27,941 27,586 27,094 26,827 26,839 26,622 26,507
Lewis and Clark County 61,942 61,156 60,131 59,050 58,126 57,731 56,889 56,141 56,195 55,878 55,716
Liberty County 1,748 1,743 1,799 1,839 1,944 2,002 2,012 2,007 2,089 2,153 2,158
Lincoln County 18,717 18,751 18,740 18,618 18,666 18,587 18,558 18,473 18,546 18,812 18,837
Madison County 7,457 7,465 7,381 7,185 7,082 6,897 6,820 6,887 6,833 6,873 6,851
McCone County 1,624 1,670 1,718 1,723 1,743 1,755 1,778 1,817 1,872 1,965 1,977
Meagher County 1,908 1,900 1,917 1,931 1,907 1,947 1,923 1,907 1,919 1,929 1,932
Mineral County 3,833 3,861 3,881 3,973 3,941 3,843 3,835 3,778 3,814 3,888 3,884
Missoula County 108,623 107,552 105,851 104,095 102,064 100,757 99,832 98,918 97,400 96,170 95,802
Musselshell County 4,600 4,506 4,466 4,458 4,376 4,418 4,401 4,389 4,397 4,492 4,497
Park County 15,941 16,109 16,027 15,842 15,757 15,617 15,622 15,742 15,689 15,719 15,694
Petroleum County 440 433 431 455 460 491 484 492 483 492 493
Phillips County 3,944 3,911 3,952 3,945 4,038 4,138 4,193 4,296 4,442 4,548 4,601
Pondera County 5,814 5,852 5,941 5,966 5,973 6,000 6,124 6,220 6,326 6,377 6,424
Powder River County 1,664 1,693 1,703 1,743 1,699 1,759 1,815 1,822 1,813 1,856 1,858
Powell County 7,089 7,036 7,114 7,091 6,956 6,844 6,863 6,961 7,012 7,178 7,180
Prairie County 1,108 1,092 1,057 1,072 1,077 1,139 1,157 1,168 1,209 1,185 1,199
Ravalli County 40,431 40,571 40,297 39,795 39,205 38,902 38,305 37,402 36,738 36,307 36,070
Richland County 9,313 9,164 9,099 9,043 9,020 8,950 9,080 9,211 9,384 9,613 9,667
Roosevelt County 10,303 10,103 10,119 10,238 10,392 10,423 10,313 10,368 10,538 10,605 10,620
Rosebud County 9,258 9,150 9,126 9,079 9,147 9,151 9,216 9,203 9,250 9,391 9,383
Sanders County 11,096 11,052 11,008 10,862 10,732 10,676 10,383 10,344 10,404 10,248 10,227
Sheridan County 3,243 3,249 3,336 3,388 3,471 3,598 3,631 3,778 3,926 4,073 4,105
Silver Bow County 32,949 32,776 32,590 32,646 32,737 32,869 33,052 33,351 33,717 34,520 34,606
Stillwater County 8,786 8,688 8,630 8,455 8,307 8,292 8,334 8,354 8,334 8,215 8,195
Sweet Grass County 3,667 3,695 3,725 3,651 3,636 3,646 3,571 3,607 3,592 3,639 3,609
Teton County 6,088 6,171 6,161 6,123 6,116 6,223 6,328 6,298 6,383 6,435 6,445
Toole County 5,151 5,052 4,989 5,139 5,221 5,083 5,032 5,272 5,272 5,262 5,267
Treasure County 612 650 654 680 698 741 742 765 821 854 861
Valley County 6,771 6,889 6,874 6,877 7,028 7,148 7,216 7,368 7,506 7,638 7,675
Wheatland County 2,044 2,043 2,000 1,971 2,030 2,072 2,102 2,175 2,171 2,251 2,259
Wibaux County 897 872 903 892 917 954 969 995 1,015 1,071 1,068
Yellowstone County 144,797 142,602 140,047 138,239 136,493 134,559 133,054 131,771 130,608 129,527 129,352

Source: Population Division, U.S. Census Bureau