Arizona-California / Colorado-District of Columbia / Florida-Georgia / Hawaii-Michigan / Minnesota-New Jersey / New York-Oregon / Pennsylvania-Tennessee / Utah-Wisconson
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| ST | Area | Total Population | Square Miles | Population Density | % Population | % Population Change 1990-2000 | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Ages 0-17 | Ages 18-64 | Ages 65+ | Total | Ages 0-17 | Ages 18-64 | Ages 65+ | |||||
| CO | Colorado | 4,301,261 | 104,071 | 41 | 25.6 | 64.7 | 9.7 | 30.6 | 27.9 | 32.3 | 26.3 |
| CO | Adams County | 363,857 | 1,326 | 274 | 28.5 | 63.7 | 7.8 | 37.3 | 35.0 | 37.9 | 40.8 |
| CO | Alamosa County | 14,966 | 657 | 23 | 28.8 | 61.6 | 9.6 | 9.9 | 8.5 | 10.0 | 13.8 |
| CO | Arapahoe County | 487,967 | 851 | 573 | 26.3 | 65.1 | 8.6 | 24.6 | 20.9 | 24.0 | 43.7 |
| CO | Archuleta County | 9,898 | 1,356 | 7 | 24.6 | 63.5 | 11.9 | 85.2 | 53.9 | 100.0 | 89.7 |
| CO | Baca County | 4,517 | 2,588 | 2 | 23.7 | 53.9 | 22.4 | -0.9 | -7.1 | -1.2 | 7.9 |
| CO | Bent County | 5,998 | 1,603 | 4 | 23.4 | 60.7 | 15.9 | 18.8 | 5.8 | 31.5 | 0.1 |
| CO | Boulder County | 291,288 | 737 | 395 | 23.8 | 68.5 | 7.8 | 29.3 | 33.4 | 27.6 | 31.7 |
| CO | Chaffee County | 16,242 | 1,088 | 15 | 19.3 | 63.6 | 17.0 | 28.1 | 8.7 | 34.2 | 32.3 |
| CO | Cheyenne County | 2,231 | 1,760 | 1 | 28.1 | 55.4 | 16.6 | -6.9 | -17.2 | -2.4 | -1.6 |
| CO | Colorado (cont.) | 4,301,261 | 104,071 | 41 | 25.6 | 64.7 | 9.7 | 30.6 | 27.9 | 32.3 | 26.3 |
| CO | Clear Creek County | 9,322 | 453 | 21 | 21.9 | 71.0 | 7.1 | 22.4 | 3.2 | 30.0 | 21.0 |
| CO | Conejos County | 8,400 | 1,452 | 6 | 31.5 | 53.5 | 15.0 | 12.7 | 2.5 | 17.4 | 20.6 |
| CO | Costilla County | 3,663 | 1,057 | 3 | 24.7 | 58.5 | 16.8 | 14.8 | -0.9 | 21.8 | 18.7 |
| CO | Crowley County | 5,518 | 965 | 6 | 18.7 | 70.5 | 10.8 | 39.8 | 24.4 | 53.0 | 3.8 |
| CO | Custer County | 3,503 | 745 | 5 | 21.7 | 63.5 | 14.8 | 81.9 | 49.0 | 96.6 | 82.0 |
| CO | Delta County | 27,834 | 1,075 | 26 | 23.5 | 56.8 | 19.7 | 32.7 | 27.1 | 42.0 | 16.7 |
| CO | Denver County | 554,636 | 137 | 4,034 | 22.2 | 66.6 | 11.3 | 18.6 | 19.5 | 23.1 | -3.7 |
| CO | Dolores County | 1,844 | 1,067 | 2 | 21.6 | 61.2 | 17.1 | 22.6 | -3.8 | 29.9 | 43.6 |
| CO | Douglas County | 175,766 | 802 | 219 | 30.9 | 65.0 | 4.2 | 191.0 | 190.0 | 191.6 | 190.1 |
| CO | Eagle County | 41,659 | 1,822 | 23 | 23.4 | 73.6 | 3.0 | 90.0 | 74.1 | 96.2 | 77.9 |
| CO | Elbert County | 19,872 | 1,639 | 12 | 29.3 | 64.7 | 6.0 | 106.0 | 96.5 | 116.3 | 61.7 |
| CO | El Paso County | 516,929 | 1,953 | 265 | 27.6 | 63.7 | 8.7 | 30.2 | 30.4 | 28.7 | 41.4 |
| CO | Fremont County | 46,145 | 1,445 | 32 | 20.3 | 65.1 | 14.6 | 43.0 | 28.3 | 58.9 | 11.0 |
| CO | Garfield County | 43,791 | 2,461 | 18 | 26.8 | 64.5 | 8.8 | 46.1 | 41.8 | 50.7 | 28.9 |
| CO | Gilpin County | 4,757 | 282 | 17 | 20.5 | 73.8 | 5.7 | 55.0 | 32.8 | 66.0 | 22.7 |
| CO | Grand County | 12,442 | 1,870 | 7 | 21.5 | 70.7 | 7.8 | 56.2 | 32.8 | 64.8 | 58.4 |
| CO | Gunnison County | 13,956 | 3,082 | 5 | 20.1 | 73.0 | 6.9 | 35.9 | 31.7 | 36.1 | 46.9 |
| CO | Hinsdale County | 790 | 1,126 | 1 | 18.9 | 69.4 | 11.6 | 69.2 | 74.0 | 70.3 | 55.9 |
| CO | Huerfano County | 7,862 | 1,610 | 5 | 20.2 | 62.7 | 17.0 | 30.8 | 2.6 | 54.4 | 6.0 |
| CO | Jackson County | 1,577 | 1,617 | 1 | 24.6 | 62.4 | 13.1 | -1.7 | -5.7 | -3.8 | 19.8 |
| CO | Jefferson County | 527,056 | 636 | 829 | 25.0 | 65.3 | 9.6 | 20.2 | 13.5 | 20.0 | 43.6 |
| CO | Kiowa County | 1,622 | 1,802 | 1 | 25.0 | 57.5 | 17.6 | -3.9 | -16.5 | 7.0 | -14.2 |
| CO | Kit Carson County | 8,011 | 2,161 | 4 | 26.1 | 59.3 | 14.6 | 12.2 | 0.3 | 21.8 | 1.4 |
| CO | Lake County | 7,812 | 392 | 20 | 27.1 | 66.3 | 6.6 | 30.0 | 26.6 | 34.7 | 5.1 |
| CO | La Plata County | 43,941 | 1,639 | 27 | 23.4 | 67.2 | 9.4 | 36.1 | 24.7 | 41.9 | 28.2 |
| CO | Larimer County | 251,494 | 2,622 | 96 | 24.6 | 65.9 | 9.6 | 35.1 | 31.3 | 36.7 | 34.6 |
| CO | Las Animas County | 15,207 | 4,915 | 3 | 24.3 | 57.8 | 18.0 | 10.5 | 5.3 | 16.6 | 0.1 |
| CO | Lincoln County | 6,087 | 2,620 | 2 | 23.4 | 62.4 | 14.3 | 34.4 | 19.2 | 54.7 | -1.6 |
| CO | Logan County | 20,504 | 1,695 | 12 | 25.3 | 60.2 | 14.5 | 16.7 | 10.9 | 21.7 | 8.1 |
| CO | Mesa County | 116,255 | 3,028 | 38 | 25.1 | 59.8 | 15.2 | 24.8 | 16.5 | 27.0 | 31.2 |
| CO | Mineral County | 831 | 876 | 1 | 20.2 | 62.5 | 17.3 | 48.9 | 34.2 | 48.8 | 71.4 |
| CO | Moffat County | 13,184 | 4,749 | 3 | 27.9 | 62.7 | 9.4 | 16.1 | 0.1 | 22.3 | 34.2 |
| CO | Montezuma County | 23,830 | 2,104 | 11 | 26.9 | 59.2 | 13.8 | 27.6 | 10.0 | 34.1 | 42.6 |
| CO | Montrose County | 33,432 | 2,555 | 13 | 26.3 | 58.5 | 15.2 | 36.9 | 31.1 | 42.4 | 27.5 |
| CO | Morgan County | 27,171 | 1,289 | 21 | 30.0 | 57.0 | 13.0 | 23.8 | 25.2 | 27.9 | 6.6 |
| CO | Otero County | 20,311 | 930 | 22 | 26.7 | 56.9 | 16.5 | 0.6 | -7.2 | 6.0 | -3.1 |
| CO | Ouray County | 3,742 | 375 | 10 | 22.1 | 65.7 | 12.2 | 63.1 | 44.8 | 72.5 | 52.8 |
| CO | Park County | 14,523 | 2,182 | 7 | 23.0 | 69.7 | 7.3 | 102.4 | 70.5 | 115.9 | 101.3 |
| CO | Phillips County | 4,480 | 864 | 5 | 26.2 | 54.4 | 19.4 | 6.9 | 6.9 | 10.3 | -1.4 |
| CO | Pitkin County | 14,872 | 1,348 | 11 | 16.4 | 76.8 | 6.8 | 17.5 | 14.4 | 14.5 | 81.9 |
| CO | Colorado (cont.) | 4,301,261 | 104,071 | 41 | 25.6 | 64.7 | 9.7 | 30.6 | 27.9 | 32.3 | 26.3 |
| CO | Prowers County | 14,483 | 1,666 | 9 | 29.9 | 57.5 | 12.6 | 8.5 | 3.9 | 11.2 | 7.9 |
| CO | Pueblo County | 141,472 | 2,493 | 57 | 25.8 | 59.1 | 15.2 | 15.0 | 12.2 | 16.2 | 14.9 |
| CO | Rio Blanco County | 5,986 | 3,620 | 2 | 26.8 | 62.0 | 11.2 | 0.2 | -10.5 | 2.8 | 17.6 |
| CO | Rio Grande County | 12,413 | 857 | 14 | 27.7 | 57.7 | 14.7 | 15.3 | 5.6 | 20.2 | 16.5 |
| CO | Routt County | 19,690 | 2,368 | 8 | 22.5 | 72.5 | 5.0 | 39.8 | 24.7 | 46.7 | 22.8 |
| CO | Saguache County | 5,917 | 3,300 | 2 | 28.1 | 61.0 | 10.8 | 28.1 | 13.5 | 40.1 | 11.5 |
| CO | San Juan County | 558 | 387 | 1 | 19.1 | 73.9 | 7.0 | -25.1 | -52.1 | -13.1 | -18.8 |
| CO | San Miguel County | 6,594 | 1,286 | 5 | 17.4 | 79.2 | 3.4 | 80.5 | 39.2 | 95.6 | 40.5 |
| CO | Sedgwick County | 2,747 | 550 | 5 | 22.2 | 55.7 | 22.1 | 2.1 | -6.4 | 7.9 | -2.1 |
| CO | Summit County | 23,548 | 616 | 38 | 17.8 | 78.9 | 3.3 | 82.8 | 58.3 | 87.1 | 156.7 |
| CO | Teller County | 20,555 | 570 | 36 | 25.3 | 67.2 | 7.5 | 64.9 | 44.6 | 73.3 | 70.7 |
| CO | Washington County | 4,926 | 2,523 | 2 | 25.7 | 56.1 | 18.2 | 2.4 | -2.6 | 3.7 | 5.8 |
| CO | Weld County | 180,936 | 4,068 | 44 | 28.9 | 62.1 | 9.0 | 37.3 | 41.2 | 38.2 | 20.7 |
| CO | Yuma County | 9,841 | 2,356 | 4 | 27.6 | 56.0 | 16.3 | 9.9 | 5.0 | 13.5 | 6.8 |
| CT | Connecticut | 3,405,565 | 4,975 | 685 | 24.6 | 61.6 | 13.8 | 3.6 | 11.9 | 0.2 | 5.4 |
| CT | Fairfield County | 882,567 | 645 | 1,369 | 25.4 | 61.3 | 13.3 | 6.6 | 19.8 | 2.0 | 6.4 |
| CT | Hartford County | 857,183 | 769 | 1,114 | 24.4 | 60.9 | 14.7 | 0.6 | 8.9 | -3.3 | 5.0 |
| CT | Litchfield County | 182,193 | 926 | 197 | 24.1 | 61.7 | 14.2 | 4.7 | 7.8 | 3.3 | 5.5 |
| CT | Middlesex County | 155,071 | 377 | 412 | 23.0 | 63.4 | 13.6 | 8.3 | 13.8 | 5.6 | 12.3 |
| CT | New Haven County | 824,008 | 619 | 1,331 | 24.5 | 61.0 | 14.5 | 2.5 | 10.6 | -0.2 | 1.1 |
| CT | New London County | 259,088 | 705 | 368 | 24.4 | 62.6 | 13.0 | 1.6 | 5.2 | -1.4 | 11.0 |
| CT | Tolland County | 136,364 | 420 | 325 | 24.3 | 65.5 | 10.2 | 6.0 | 14.4 | 1.3 | 20.0 |
| CT | Windham County | 109,091 | 514 | 212 | 25.3 | 62.4 | 12.3 | 6.4 | 4.6 | 7.6 | 4.2 |
| DC | District of Columbia | 572,059 | 63 | 9,085 | 21.1 | 66.7 | 12.2 | -5.7 | 3.0 | -7.4 | -10.2 |
Arizona-California / Colorado-District of Columbia / Florida-Georgia / Hawaii-Michigan / Minnesota-New Jersey / New York-Oregon / Pennsylvania-Tennessee / Utah-Wisconson
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