(Links below lead to Quick Facts for Florida 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 |
| Florida | 18,537,969 | 18,423,878 | 18,277,888 | 18,088,505 | 17,783,868 | 17,375,259 | 16,981,183 | 16,680,309 | 16,353,869 | 16,047,118 | 15,982,378 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Alachua County | 243,574 | 242,133 | 240,196 | 237,199 | 231,849 | 228,346 | 225,862 | 223,994 | 221,394 | 218,602 | 217,955 |
| Baker County | 26,336 | 26,048 | 25,605 | 25,021 | 24,382 | 23,789 | 23,285 | 23,143 | 22,533 | 22,373 | 22,259 |
| Bay County | 164,767 | 163,802 | 163,300 | 163,802 | 161,586 | 157,841 | 154,726 | 152,213 | 149,807 | 148,258 | 148,217 |
| Bradford County | 29,235 | 29,171 | 28,997 | 28,610 | 28,191 | 27,791 | 27,097 | 26,343 | 26,094 | 26,078 | 26,088 |
| Brevard County | 536,357 | 536,314 | 534,407 | 530,319 | 526,088 | 515,890 | 502,985 | 494,239 | 485,810 | 477,735 | 476,230 |
| Broward County | 1,766,476 | 1,753,262 | 1,746,968 | 1,762,334 | 1,766,620 | 1,741,272 | 1,719,073 | 1,698,735 | 1,667,903 | 1,631,723 | 1,623,018 |
| Calhoun County | 13,821 | 13,543 | 13,515 | 13,394 | 13,352 | 13,058 | 12,986 | 12,745 | 12,734 | 13,040 | 13,017 |
| Charlotte County | 156,952 | 157,736 | 157,235 | 154,885 | 153,407 | 156,281 | 152,138 | 149,473 | 146,008 | 142,246 | 141,627 |
| Citrus County | 140,357 | 140,865 | 139,838 | 136,796 | 132,947 | 129,208 | 125,757 | 123,243 | 121,081 | 118,639 | 118,085 |
| Clay County | 186,756 | 185,102 | 182,392 | 176,720 | 168,280 | 162,473 | 155,357 | 150,645 | 145,492 | 141,621 | 140,814 |
| Collier County | 318,537 | 315,533 | 313,463 | 311,650 | 306,640 | 295,453 | 284,896 | 275,367 | 264,232 | 254,070 | 251,377 |
| Columbia County | 69,264 | 68,901 | 67,927 | 66,975 | 63,916 | 61,457 | 59,898 | 58,333 | 57,340 | 56,726 | 56,513 |
| DeSoto County | 35,297 | 35,036 | 35,096 | 34,764 | 34,258 | 34,240 | 33,531 | 32,662 | 32,603 | 32,262 | 32,209 |
| Dixie County | 14,824 | 14,846 | 14,871 | 14,859 | 14,600 | 14,199 | 13,895 | 13,940 | 13,921 | 13,817 | 13,827 |
| Duval County | 857,040 | 853,116 | 848,841 | 842,100 | 830,828 | 821,644 | 812,238 | 802,673 | 791,064 | 779,803 | 778,879 |
| Escambia County | 303,343 | 302,776 | 302,580 | 305,287 | 302,476 | 301,768 | 301,040 | 299,746 | 298,831 | 294,784 | 294,410 |
| Flagler County | 91,622 | 90,700 | 88,088 | 82,285 | 75,420 | 68,241 | 62,154 | 57,432 | 53,715 | 50,560 | 49,832 |
| Franklin County | 11,280 | 11,247 | 11,272 | 11,134 | 10,055 | 9,981 | 9,950 | 9,934 | 9,882 | 9,841 | 11,057 |
| Gadsden County | 47,474 | 47,450 | 46,728 | 46,109 | 45,863 | 45,506 | 45,223 | 45,182 | 45,467 | 45,067 | 45,087 |
| Gilchrist County | 17,116 | 17,046 | 16,918 | 16,558 | 16,217 | 15,714 | 15,448 | 14,874 | 14,556 | 14,540 | 14,437 |
| Glades County | 10,950 | 11,072 | 10,967 | 11,093 | 11,270 | 11,123 | 10,946 | 10,912 | 10,761 | 10,585 | 10,576 |
| Gulf County | 15,755 | 15,683 | 15,763 | 15,713 | 15,658 | 15,364 | 15,210 | 14,880 | 14,889 | 14,587 | 13,332 |
| Hamilton County | 14,592 | 14,412 | 14,251 | 14,124 | 13,762 | 13,894 | 13,850 | 13,698 | 13,702 | 13,325 | 13,327 |
| Hardee County | 29,415 | 29,135 | 28,832 | 28,192 | 27,846 | 27,657 | 27,416 | 27,284 | 26,679 | 26,911 | 26,938 |
| Hendry County | 39,594 | 39,602 | 39,399 | 39,106 | 38,521 | 37,221 | 36,424 | 36,248 | 36,173 | 36,326 | 36,210 |
| Hernando County | 171,233 | 171,447 | 168,982 | 163,551 | 156,478 | 149,114 | 142,368 | 137,681 | 134,090 | 131,425 | 130,802 |
| Highlands County | 98,704 | 99,034 | 98,512 | 97,265 | 95,174 | 92,752 | 90,700 | 89,822 | 88,459 | 87,407 | 87,366 |
| Hillsborough County | 1,195,317 | 1,180,118 | 1,169,910 | 1,158,212 | 1,132,025 | 1,099,688 | 1,071,415 | 1,050,928 | 1,026,319 | 1,003,269 | 998,948 |
| Holmes County | 19,099 | 19,170 | 19,119 | 19,055 | 18,882 | 18,819 | 18,876 | 18,614 | 18,634 | 18,535 | 18,564 |
| Indian River County | 135,167 | 134,293 | 132,837 | 129,980 | 126,778 | 124,105 | 119,836 | 117,807 | 115,324 | 113,387 | 112,947 |
| Jackson County | 50,930 | 50,915 | 48,955 | 48,832 | 48,460 | 47,424 | 46,688 | 46,441 | 46,431 | 46,754 | 46,755 |
| Jefferson County | 14,010 | 13,982 | 13,854 | 13,988 | 13,831 | 13,723 | 13,405 | 13,200 | 12,835 | 12,906 | 12,902 |
| Lafayette County | 7,949 | 8,054 | 8,023 | 8,013 | 7,868 | 7,438 | 7,228 | 7,202 | 7,119 | 7,038 | 7,022 |
| Lake County | 312,119 | 307,964 | 302,170 | 291,330 | 275,559 | 260,829 | 246,008 | 234,662 | 224,077 | 212,808 | 210,528 |
| Lee County | 586,908 | 588,709 | 585,264 | 565,956 | 541,542 | 512,180 | 490,139 | 474,109 | 458,557 | 443,916 | 440,888 |
| Leon County | 265,714 | 264,597 | 262,720 | 258,104 | 253,978 | 250,863 | 248,102 | 243,733 | 241,627 | 240,410 | 239,452 |
| Levy County | 39,147 | 39,199 | 38,830 | 38,240 | 37,357 | 36,729 | 35,946 | 35,586 | 34,927 | 34,617 | 34,450 |
| Liberty County | 7,983 | 7,966 | 7,798 | 7,729 | 7,577 | 7,292 | 7,210 | 7,141 | 7,005 | 6,996 | 7,021 |
| Madison County | 18,901 | 18,961 | 18,977 | 18,981 | 18,801 | 18,859 | 18,619 | 18,621 | 18,828 | 18,746 | 18,733 |
| Manatee County | 318,361 | 316,059 | 314,027 | 311,553 | 305,054 | 294,894 | 286,175 | 279,448 | 272,034 | 265,662 | 264,002 |
| Marion County | 328,547 | 327,172 | 323,032 | 313,964 | 301,714 | 289,817 | 279,156 | 271,261 | 264,393 | 260,285 | 258,916 |
| Martin County | 139,794 | 139,080 | 138,865 | 137,740 | 138,474 | 137,009 | 134,556 | 131,604 | 129,149 | 127,160 | 126,731 |
| Miami-Dade County | 2,500,625 | 2,478,745 | 2,453,567 | 2,438,702 | 2,413,583 | 2,381,215 | 2,352,658 | 2,328,122 | 2,294,643 | 2,258,765 | 2,253,362 |
| Monroe County | 73,165 | 73,298 | 73,420 | 74,104 | 76,135 | 77,901 | 78,880 | 78,963 | 79,105 | 79,483 | 79,589 |
| Nassau County | 70,576 | 69,815 | 68,441 | 66,529 | 64,526 | 62,909 | 61,513 | 60,458 | 59,123 | 57,949 | 57,663 |
| Okaloosa County | 178,473 | 179,529 | 180,911 | 182,462 | 183,398 | 182,220 | 178,644 | 175,924 | 171,966 | 170,966 | 170,498 |
| Okeechobee County | 40,241 | 40,222 | 40,023 | 39,813 | 39,380 | 38,672 | 37,303 | 36,822 | 36,315 | 35,917 | 35,910 |
| Orange County | 1,086,480 | 1,075,737 | 1,066,117 | 1,053,941 | 1,029,447 | 993,478 | 965,744 | 946,806 | 927,735 | 902,756 | 896,344 |
| Osceola County | 270,618 | 266,609 | 258,283 | 246,259 | 231,926 | 220,191 | 206,016 | 194,071 | 183,420 | 174,182 | 172,493 |
| Palm Beach County | 1,279,950 | 1,269,745 | 1,264,648 | 1,265,707 | 1,262,956 | 1,240,191 | 1,208,940 | 1,185,745 | 1,157,710 | 1,135,318 | 1,131,184 |
| Pasco County | 471,709 | 468,384 | 459,566 | 444,325 | 425,683 | 404,697 | 385,513 | 371,409 | 358,627 | 347,318 | 344,765 |
| Pinellas County | 909,013 | 910,058 | 912,764 | 918,551 | 924,628 | 924,605 | 923,484 | 923,557 | 923,153 | 922,261 | 921,482 |
| Polk County | 583,403 | 580,282 | 573,483 | 557,477 | 538,638 | 521,029 | 508,118 | 498,428 | 491,393 | 485,378 | 483,924 |
| Putnam County | 72,893 | 73,455 | 73,740 | 73,411 | 72,750 | 72,019 | 71,248 | 71,004 | 70,401 | 70,419 | 70,423 |
| Santa Rosa County | 151,759 | 150,356 | 147,753 | 144,279 | 142,364 | 138,284 | 132,549 | 128,077 | 121,531 | 118,387 | 117,743 |
| Sarasota County | 369,765 | 369,867 | 368,841 | 365,613 | 363,146 | 354,095 | 345,161 | 338,940 | 332,874 | 327,041 | 325,957 |
| Seminole County | 413,204 | 410,658 | 408,308 | 408,464 | 402,834 | 392,099 | 385,706 | 381,313 | 373,723 | 367,089 | 365,196 |
| St. Johns County | 187,436 | 182,447 | 175,818 | 168,762 | 160,508 | 151,916 | 142,313 | 135,882 | 129,832 | 124,478 | 123,135 |
| St. Lucie County | 266,502 | 265,646 | 260,461 | 249,741 | 237,569 | 225,240 | 212,555 | 204,349 | 197,728 | 193,433 | 192,695 |
| Sumter County | 77,681 | 75,219 | 72,711 | 68,577 | 63,405 | 60,069 | 58,797 | 57,482 | 54,709 | 53,554 | 53,345 |
| Suwannee County | 40,149 | 39,830 | 39,473 | 38,773 | 38,055 | 37,103 | 36,440 | 35,942 | 35,539 | 35,024 | 34,844 |
| Taylor County | 21,400 | 21,390 | 20,947 | 20,016 | 19,861 | 19,573 | 19,619 | 19,222 | 19,262 | 19,215 | 19,256 |
| Union County | 14,584 | 14,935 | 14,727 | 14,274 | 14,350 | 14,086 | 13,462 | 13,472 | 13,511 | 13,462 | 13,442 |
| Volusia County | 495,890 | 497,344 | 498,769 | 494,302 | 485,940 | 476,695 | 465,989 | 458,400 | 451,291 | 445,060 | 443,343 |
| Wakulla County | 32,815 | 31,142 | 30,246 | 29,158 | 27,799 | 26,691 | 25,699 | 24,929 | 24,046 | 22,989 | 22,863 |
| Walton County | 55,105 | 53,920 | 52,664 | 51,372 | 49,581 | 47,684 | 45,721 | 44,046 | 42,502 | 40,819 | 40,601 |
| Washington County | 23,916 | 23,994 | 22,883 | 22,371 | 21,822 | 21,651 | 21,299 | 21,148 | 21,251 | 21,015 | 20,973 |
Source: Population Division, U.S. Census Bureau