(Links below lead to Quick Facts for Arkansas 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 |
| Arkansas | 2,889,450 | 2,867,764 | 2,842,194 | 2,815,097 | 2,776,221 | 2,746,161 | 2,722,291 | 2,704,732 | 2,691,068 | 2,678,288 | 2,673,400 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Arkansas County | 18,971 | 19,146 | 19,315 | 19,655 | 19,836 | 19,863 | 19,883 | 20,263 | 20,502 | 20,672 | 20,749 |
| Ashley County | 21,941 | 22,186 | 22,258 | 22,515 | 22,783 | 23,171 | 23,478 | 23,758 | 23,823 | 24,160 | 24,209 |
| Baxter County | 42,157 | 41,946 | 41,845 | 41,155 | 40,237 | 39,546 | 38,943 | 38,642 | 38,417 | 38,465 | 38,386 |
| Benton County | 225,504 | 219,494 | 210,963 | 201,509 | 192,183 | 183,211 | 174,785 | 167,038 | 160,429 | 154,791 | 153,406 |
| Boone County | 36,821 | 36,863 | 36,653 | 35,959 | 35,408 | 34,841 | 34,507 | 34,432 | 34,253 | 34,051 | 33,948 |
| Bradley County | 11,790 | 11,899 | 11,964 | 11,986 | 12,196 | 12,268 | 12,395 | 12,438 | 12,487 | 12,603 | 12,600 |
| Calhoun County | 5,196 | 5,324 | 5,473 | 5,526 | 5,535 | 5,484 | 5,564 | 5,605 | 5,580 | 5,717 | 5,744 |
| Carroll County | 27,938 | 27,486 | 27,278 | 27,083 | 26,821 | 26,370 | 26,279 | 25,984 | 25,678 | 25,411 | 25,357 |
| Chicot County | 11,823 | 12,045 | 12,308 | 12,501 | 12,720 | 12,857 | 13,180 | 13,390 | 13,769 | 14,083 | 14,117 |
| Clark County | 23,835 | 23,883 | 23,684 | 23,392 | 23,209 | 23,237 | 23,294 | 23,548 | 23,654 | 23,508 | 23,546 |
| Clay County | 15,585 | 15,774 | 16,068 | 16,315 | 16,483 | 16,588 | 16,769 | 16,972 | 17,256 | 17,542 | 17,609 |
| Cleburne County | 25,600 | 25,334 | 25,282 | 25,176 | 25,070 | 24,868 | 24,606 | 24,324 | 24,188 | 24,113 | 24,046 |
| Cleveland County | 8,436 | 8,597 | 8,735 | 8,692 | 8,741 | 8,652 | 8,629 | 8,596 | 8,621 | 8,544 | 8,571 |
| Columbia County | 23,854 | 24,104 | 24,308 | 24,622 | 24,572 | 24,791 | 24,815 | 25,171 | 25,311 | 25,564 | 25,603 |
| Conway County | 20,799 | 20,677 | 20,678 | 20,481 | 20,460 | 20,351 | 20,338 | 20,297 | 20,336 | 20,321 | 20,336 |
| Craighead County | 95,457 | 93,419 | 91,383 | 89,669 | 87,443 | 86,296 | 84,953 | 83,978 | 83,274 | 82,518 | 82,148 |
| Crawford County | 60,102 | 59,577 | 59,035 | 58,077 | 56,910 | 56,149 | 55,317 | 54,698 | 54,100 | 53,376 | 53,247 |
| Crittenden County | 53,022 | 52,561 | 52,123 | 51,817 | 51,471 | 51,264 | 50,998 | 51,166 | 51,235 | 50,976 | 50,866 |
| Cross County | 18,544 | 18,718 | 18,627 | 18,911 | 19,207 | 19,046 | 19,096 | 19,254 | 19,469 | 19,476 | 19,526 |
| Dallas County | 7,991 | 8,107 | 8,191 | 8,321 | 8,458 | 8,637 | 8,665 | 8,780 | 8,988 | 9,158 | 9,210 |
| Desha County | 13,358 | 13,478 | 13,715 | 14,016 | 14,118 | 14,377 | 14,485 | 14,647 | 14,993 | 15,306 | 15,341 |
| Drew County | 18,624 | 18,652 | 18,693 | 18,814 | 18,714 | 18,693 | 18,620 | 18,486 | 18,716 | 18,703 | 18,723 |
| Faulkner County | 109,386 | 107,289 | 104,658 | 102,331 | 98,678 | 95,710 | 93,292 | 90,392 | 88,704 | 86,456 | 86,014 |
| Franklin County | 18,016 | 18,069 | 18,098 | 18,031 | 17,973 | 17,879 | 17,856 | 17,829 | 17,823 | 17,747 | 17,771 |
| Fulton County | 11,585 | 11,750 | 11,793 | 11,643 | 11,727 | 11,760 | 11,596 | 11,586 | 11,602 | 11,655 | 11,642 |
| Garland County | 98,479 | 97,700 | 96,499 | 95,492 | 93,253 | 92,028 | 91,196 | 90,151 | 89,311 | 88,350 | 88,068 |
| Grant County | 17,760 | 17,744 | 17,506 | 17,455 | 17,254 | 17,041 | 16,743 | 16,655 | 16,627 | 16,488 | 16,464 |
| Greene County | 40,996 | 40,618 | 40,302 | 39,907 | 39,126 | 38,668 | 38,304 | 38,030 | 37,807 | 37,504 | 37,331 |
| Hempstead County | 23,027 | 22,969 | 23,212 | 23,169 | 23,092 | 23,103 | 23,187 | 23,249 | 23,310 | 23,560 | 23,587 |
| Hot Spring County | 31,787 | 31,906 | 31,859 | 31,580 | 30,974 | 30,595 | 30,416 | 30,391 | 30,325 | 30,383 | 30,353 |
| Howard County | 14,291 | 14,305 | 14,106 | 14,220 | 14,345 | 14,254 | 14,301 | 14,221 | 14,230 | 14,252 | 14,300 |
| Independence County | 34,634 | 34,508 | 34,516 | 34,377 | 34,277 | 34,269 | 34,119 | 34,138 | 34,162 | 34,270 | 34,233 |
| Izard County | 13,038 | 13,094 | 13,031 | 13,138 | 13,127 | 13,186 | 13,222 | 13,109 | 13,199 | 13,276 | 13,249 |
| Jackson County | 16,658 | 16,811 | 17,039 | 17,178 | 17,502 | 17,575 | 17,370 | 17,685 | 17,809 | 18,351 | 18,418 |
| Jefferson County | 78,705 | 79,117 | 79,413 | 80,405 | 80,849 | 81,747 | 82,445 | 82,974 | 83,442 | 84,218 | 84,278 |
| Johnson County | 24,994 | 24,876 | 24,778 | 24,295 | 23,937 | 23,711 | 23,472 | 23,226 | 22,932 | 22,799 | 22,781 |
| Lafayette County | 7,504 | 7,669 | 7,716 | 7,754 | 7,933 | 8,065 | 8,181 | 8,192 | 8,349 | 8,527 | 8,559 |
| Lawrence County | 16,882 | 16,978 | 16,867 | 16,813 | 17,021 | 17,280 | 17,418 | 17,573 | 17,699 | 17,679 | 17,774 |
| Lee County | 10,319 | 10,660 | 10,702 | 10,941 | 11,259 | 11,420 | 11,685 | 12,120 | 12,354 | 12,528 | 12,580 |
| Lincoln County | 13,553 | 13,593 | 13,695 | 13,833 | 14,090 | 14,137 | 14,343 | 14,424 | 14,433 | 14,474 | 14,492 |
| Little River County | 12,952 | 12,865 | 12,887 | 12,952 | 12,950 | 13,047 | 13,261 | 13,351 | 13,303 | 13,610 | 13,628 |
| Logan County | 22,342 | 22,578 | 22,671 | 22,586 | 22,571 | 22,612 | 22,650 | 22,422 | 22,380 | 22,504 | 22,486 |
| Lonoke County | 66,677 | 65,233 | 63,581 | 61,940 | 59,689 | 58,040 | 56,196 | 54,974 | 53,907 | 53,124 | 52,828 |
| Madison County | 15,875 | 15,831 | 15,538 | 15,308 | 14,840 | 14,545 | 14,270 | 14,207 | 14,302 | 14,296 | 14,243 |
| Marion County | 16,594 | 16,802 | 16,609 | 16,584 | 16,317 | 16,177 | 16,046 | 16,094 | 16,202 | 16,156 | 16,140 |
| Miller County | 43,522 | 43,326 | 42,901 | 42,812 | 42,294 | 41,861 | 41,450 | 40,987 | 40,637 | 40,434 | 40,443 |
| Mississippi County | 46,605 | 46,760 | 46,610 | 46,736 | 47,178 | 47,603 | 48,412 | 49,877 | 50,970 | 51,827 | 51,979 |
| Monroe County | 8,171 | 8,355 | 8,568 | 8,848 | 9,087 | 9,218 | 9,522 | 9,667 | 9,928 | 10,179 | 10,254 |
| Montgomery County | 9,009 | 9,097 | 9,068 | 9,081 | 9,065 | 9,102 | 9,068 | 9,044 | 9,174 | 9,270 | 9,245 |
| Nevada County | 9,164 | 9,149 | 9,331 | 9,442 | 9,535 | 9,592 | 9,641 | 9,701 | 9,810 | 9,920 | 9,955 |
| Newton County | 8,191 | 8,294 | 8,313 | 8,377 | 8,381 | 8,437 | 8,561 | 8,506 | 8,523 | 8,647 | 8,608 |
| Ouachita County | 25,432 | 25,718 | 26,023 | 26,281 | 26,626 | 26,875 | 27,318 | 27,607 | 28,049 | 28,685 | 28,790 |
| Perry County | 10,312 | 10,297 | 10,362 | 10,237 | 10,263 | 10,281 | 10,296 | 10,338 | 10,300 | 10,236 | 10,209 |
| Phillips County | 20,921 | 21,458 | 21,915 | 22,458 | 23,260 | 23,618 | 24,088 | 24,772 | 25,661 | 26,268 | 26,445 |
| Pike County | 10,627 | 10,704 | 10,828 | 10,814 | 10,842 | 10,946 | 11,012 | 11,168 | 11,224 | 11,321 | 11,303 |
| Poinsett County | 24,682 | 24,716 | 24,881 | 24,949 | 25,096 | 25,071 | 25,203 | 25,237 | 25,511 | 25,617 | 25,614 |
| Polk County | 20,259 | 20,117 | 20,137 | 20,183 | 20,004 | 19,901 | 20,079 | 20,170 | 20,150 | 20,262 | 20,229 |
| Pope County | 60,214 | 59,772 | 59,194 | 58,397 | 57,238 | 56,363 | 55,438 | 55,307 | 54,934 | 54,500 | 54,469 |
| Prairie County | 8,582 | 8,657 | 8,814 | 8,876 | 8,952 | 9,038 | 9,250 | 9,380 | 9,499 | 9,504 | 9,539 |
| Pulaski County | 381,904 | 378,145 | 374,992 | 373,005 | 369,543 | 367,737 | 366,375 | 364,933 | 363,113 | 361,905 | 361,474 |
| Randolph County | 17,952 | 18,066 | 18,040 | 18,163 | 18,067 | 18,197 | 17,998 | 18,122 | 18,184 | 18,163 | 18,195 |
| Saline County | 99,449 | 97,213 | 95,391 | 92,696 | 90,252 | 88,424 | 86,715 | 85,753 | 84,763 | 83,940 | 83,529 |
| Scott County | 11,123 | 11,228 | 11,294 | 11,230 | 10,976 | 10,884 | 10,950 | 10,947 | 10,971 | 10,991 | 10,996 |
| Searcy County | 7,944 | 8,031 | 8,054 | 8,025 | 7,957 | 7,933 | 7,914 | 8,109 | 8,216 | 8,273 | 8,261 |
| Sebastian County | 123,597 | 122,436 | 121,741 | 120,365 | 118,488 | 117,425 | 117,157 | 116,828 | 116,273 | 115,518 | 115,071 |
| Sevier County | 16,904 | 16,677 | 16,376 | 16,304 | 16,321 | 16,064 | 15,839 | 15,721 | 15,601 | 15,759 | 15,757 |
| Sharp County | 17,664 | 17,687 | 17,738 | 17,814 | 17,541 | 17,478 | 17,478 | 17,351 | 17,289 | 17,151 | 17,119 |
| St. Francis County | 26,255 | 26,260 | 26,788 | 27,095 | 27,447 | 27,930 | 28,453 | 28,544 | 28,830 | 29,284 | 29,329 |
| Stone County | 11,991 | 12,028 | 11,911 | 11,987 | 11,684 | 11,589 | 11,583 | 11,529 | 11,449 | 11,522 | 11,499 |
| Union County | 42,782 | 43,005 | 42,933 | 43,460 | 43,605 | 44,151 | 44,602 | 45,021 | 45,047 | 45,572 | 45,629 |
| Van Buren County | 16,418 | 16,493 | 16,461 | 16,366 | 16,318 | 16,230 | 16,180 | 16,111 | 16,224 | 16,211 | 16,192 |
| Washington County | 200,181 | 197,210 | 194,696 | 190,581 | 184,095 | 177,043 | 171,516 | 166,983 | 163,229 | 158,806 | 157,715 |
| White County | 76,338 | 74,970 | 73,667 | 72,781 | 71,435 | 70,457 | 69,446 | 68,878 | 68,339 | 67,405 | 67,165 |
| Woodruff County | 7,359 | 7,472 | 7,660 | 7,875 | 8,021 | 8,104 | 8,285 | 8,451 | 8,681 | 8,690 | 8,741 |
| Yell County | 22,496 | 22,188 | 21,852 | 21,735 | 21,291 | 21,200 | 21,294 | 21,230 | 21,198 | 21,163 | 21,139 |
Source: Population Division, U.S. Census Bureau