Ohio Census Data

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

Census Data for Ohio Counties

(Links below lead to Quick Facts for Ohio 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
Ohio 11,542,645 11,528,072 11,520,815 11,492,495 11,475,262 11,464,593 11,445,180 11,420,981 11,396,874 11,363,844 11,353,140
Adams County 28,043 28,183 28,098 28,210 28,177 28,062 27,913 27,705 27,480 27,337 27,330
Allen County 104,357 104,826 104,895 105,126 105,528 105,780 106,527 107,845 108,193 108,577 108,473
Ashland County 55,044 54,982 54,810 54,317 53,958 53,609 53,454 53,045 52,823 52,584 52,523
Ashtabula County 100,767 100,973 101,400 101,686 102,051 102,262 102,473 102,609 102,665 102,745 102,728
Athens County 63,026 63,199 62,863 63,136 63,143 62,475 63,258 63,055 62,832 62,323 62,223
Auglaize County 46,699 46,748 46,513 46,512 46,626 46,388 46,310 46,391 46,566 46,589 46,611
Belmont County 68,066 68,063 68,409 68,659 68,662 68,998 69,263 69,663 69,574 70,124 70,226
Brown County 44,003 43,909 43,810 43,735 43,660 43,607 43,500 43,201 42,768 42,583 42,285
Butler County 363,184 360,775 358,116 353,888 348,425 344,914 341,766 338,958 336,587 333,695 332,807
Carroll County 28,539 28,677 28,769 28,888 28,885 29,115 29,187 29,100 28,936 28,869 28,836
Champaign County 39,713 39,718 39,589 39,531 39,195 39,237 39,155 39,134 38,968 38,925 38,890
Clark County 139,671 139,818 140,187 140,875 141,543 141,565 141,915 143,412 143,929 144,661 144,742
Clermont County 196,364 195,417 193,971 191,859 189,276 187,275 184,574 182,539 180,392 178,629 177,977
Clinton County 43,058 43,152 42,990 42,837 42,063 41,798 41,441 41,220 40,912 40,660 40,543
Columbiana County 107,722 108,106 108,785 109,319 109,481 110,395 110,824 111,061 111,395 112,093 112,075
Coshocton County 35,767 35,917 36,247 36,497 36,648 36,843 36,842 36,858 36,817 36,691 36,655
Crawford County 43,403 43,738 44,147 44,460 45,159 45,490 45,722 46,173 46,512 46,881 46,966
Cuyahoga County 1,275,709 1,282,880 1,293,600 1,305,273 1,323,972 1,341,479 1,355,668 1,369,224 1,381,483 1,392,073 1,393,978
Darke County 51,814 51,988 52,198 52,342 52,639 52,808 52,873 52,833 53,030 53,292 53,309
Defiance County 38,432 38,524 38,470 38,579 38,574 38,739 38,916 39,124 39,367 39,452 39,500
Delaware County 168,708 164,913 160,698 155,669 149,353 141,958 134,899 127,011 119,098 111,714 109,989
Erie County 76,963 77,339 77,365 77,555 77,778 78,361 78,471 78,644 79,228 79,603 79,551
Fairfield County 143,712 142,299 141,239 139,503 137,457 135,055 131,982 128,860 125,963 123,414 122,759
Fayette County 28,117 28,198 28,272 28,227 28,212 28,078 28,133 28,152 28,170 28,434 28,433
Franklin County 1,150,122 1,135,643 1,122,357 1,111,018 1,101,224 1,096,256 1,092,518 1,087,369 1,082,421 1,072,307 1,068,978
Fulton County 42,402 42,429 42,458 42,481 42,638 42,584 42,262 42,212 42,157 42,136 42,084
Gallia County 30,694 30,889 30,869 30,828 30,906 30,955 31,034 31,074 31,033 31,094 31,069
Geauga County 99,060 98,817 98,227 97,737 96,876 95,846 95,006 93,341 92,186 91,209 90,895
Greene County 159,823 159,356 158,844 157,705 156,218 155,488 153,251 151,507 149,566 148,213 147,886
Guernsey County 40,054 40,182 40,384 40,433 40,606 40,852 41,048 40,952 40,832 40,792 40,792
Hamilton County 855,062 853,508 855,928 847,656 847,182 846,707 847,484 848,344 849,398 844,316 845,303
Hancock County 74,538 74,367 74,328 73,791 73,266 73,289 72,931 72,528 71,940 71,329 71,295
Hardin County 31,818 31,804 31,770 31,604 31,697 31,890 31,541 31,693 31,690 31,931 31,945
Harrison County 15,268 15,365 15,462 15,476 15,577 15,593 15,799 15,775 15,732 15,853 15,856
Henry County 28,648 28,824 28,940 29,247 29,222 29,184 29,157 29,238 29,136 29,210 29,210
Highland County 42,178 42,402 42,688 42,536 42,114 42,260 41,760 41,537 41,139 41,016 40,875
Hocking County 28,912 28,968 28,989 28,699 28,718 28,687 28,608 28,511 28,364 28,237 28,241
Holmes County 41,854 41,475 41,327 41,366 41,237 41,062 40,608 40,331 39,738 39,050 38,943
Huron County 59,849 60,067 60,031 60,020 60,019 59,932 59,873 59,884 59,595 59,585 59,487
Jackson County 33,440 33,384 33,302 33,252 33,332 33,101 32,931 32,892 32,695 32,634 32,641
Jefferson County 67,691 68,242 68,550 69,264 70,064 70,820 71,381 71,945 72,786 73,624 73,894
Knox County 59,637 59,373 58,967 58,403 57,975 57,460 56,818 56,124 55,364 54,642 54,500
Lake County 236,775 235,854 234,492 233,471 232,578 232,422 231,394 230,735 229,351 227,683 227,511
Lawrence County 62,744 62,692 62,758 62,773 62,447 62,157 62,183 61,871 61,991 62,252 62,319
Licking County 158,488 157,617 156,724 155,369 153,872 152,023 150,126 148,436 147,327 146,065 145,491
Logan County 46,582 46,537 46,523 46,197 46,310 46,454 46,415 46,225 45,953 46,016 46,005
Lorain County 305,707 304,639 302,972 301,628 299,111 295,517 293,155 289,327 286,878 285,149 284,664
Lucas County 463,493 464,938 466,650 465,064 464,634 463,726 463,174 460,915 458,621 454,889 455,054
Madison County 42,539 41,856 41,702 41,269 40,781 40,714 40,578 40,353 40,175 40,208 40,213
Mahoning County 236,735 238,609 240,767 243,646 245,598 248,133 250,382 252,205 254,855 257,053 257,555
Marion County 65,655 65,629 65,504 65,465 65,712 65,738 65,900 65,878 66,004 66,151 66,217
Medina County 174,035 171,861 169,894 168,227 165,712 163,694 160,803 157,925 154,630 151,834 151,095
Meigs County 22,838 22,730 22,903 22,960 23,061 23,087 23,124 23,103 23,018 23,026 23,072
Mercer County 40,666 40,760 40,809 40,814 40,755 40,726 40,712 40,774 40,786 40,908 40,924
Miami County 101,256 101,128 100,945 100,943 100,638 100,048 99,552 99,229 99,111 98,976 98,868
Monroe County 14,058 14,208 14,228 14,345 14,543 14,788 14,800 14,845 15,026 15,167 15,180
Montgomery County 532,562 534,901 538,123 541,077 544,833 548,002 550,494 552,367 555,128 558,543 559,062
Morgan County 14,288 14,358 14,518 14,601 14,711 14,714 14,670 14,679 14,790 14,876 14,897
Morrow County 34,642 34,576 34,637 34,283 34,033 33,836 33,376 32,868 32,390 31,795 31,628
Muskingum County 84,884 84,986 85,190 85,321 85,115 85,137 85,079 85,064 84,689 84,707 84,585
Noble County 14,311 14,264 14,308 14,344 13,981 14,164 14,084 13,955 13,935 14,101 14,058
Ottawa County 40,945 40,989 41,196 41,234 41,298 41,305 41,130 40,917 40,974 41,004 40,985
Paulding County 18,994 19,069 19,189 19,273 19,404 19,476 19,635 19,807 20,091 20,233 20,293
Perry County 35,359 35,443 34,952 34,867 34,780 34,742 34,659 34,455 34,295 34,114 34,078
Pickaway County 54,734 54,579 54,272 53,379 52,356 51,754 51,629 51,548 52,259 52,816 52,727
Pike County 27,722 27,909 27,915 27,954 27,776 28,022 27,962 27,903 27,752 27,741 27,695
Portage County 157,530 156,639 155,916 154,893 155,025 154,813 154,457 153,684 153,012 152,365 152,061
Preble County 41,422 41,651 41,651 41,833 41,886 42,056 42,211 42,313 42,284 42,361 42,337
Putnam County 34,377 34,450 34,560 34,606 34,652 34,578 34,682 34,615 34,742 34,763 34,726
Richland County 124,490 125,081 126,039 126,398 126,946 127,459 127,826 128,068 128,009 128,797 128,852
Ross County 75,972 76,129 75,927 75,316 74,800 74,326 74,303 73,895 73,590 73,448 73,345
Sandusky County 60,071 60,265 60,735 60,994 61,232 61,436 61,409 61,695 61,684 61,810 61,792
Scioto County 76,334 76,453 76,419 76,189 76,155 76,347 77,150 77,906 78,385 79,096 79,195
Seneca County 56,152 56,564 56,739 56,882 57,217 57,511 57,738 57,934 58,310 58,607 58,683
Shelby County 48,990 48,853 48,690 48,524 48,501 48,296 48,301 48,259 48,276 47,988 47,910
Stark County 379,466 380,105 379,823 379,078 378,868 379,405 379,234 378,772 378,403 378,097 378,098
Summit County 542,405 543,315 544,643 545,120 545,624 545,774 545,829 545,922 545,276 543,606 542,899
Trumbull County 210,157 211,156 213,245 215,158 217,034 218,851 220,357 222,233 223,888 224,938 225,116
Tuscarawas County 91,137 91,261 91,307 91,163 91,345 91,600 91,436 91,385 91,141 91,028 90,914
Union County 48,903 48,339 47,719 46,680 45,387 44,642 43,719 42,899 42,479 41,195 40,909
Van Wert County 28,496 28,735 28,893 29,070 29,035 29,145 29,154 29,251 29,393 29,630 29,659
Vinton County 13,228 13,219 13,362 13,339 13,221 13,188 13,165 13,015 12,930 12,818 12,806
Warren County 210,712 207,425 204,045 199,298 194,167 187,672 180,779 173,787 166,848 160,702 158,383
Washington County 61,048 61,200 61,448 61,673 61,936 62,439 62,393 62,415 62,751 63,188 63,251
Wayne County 114,222 114,156 113,748 113,804 113,209 112,954 112,826 112,576 112,109 111,664 111,564
Williams County 37,816 38,109 38,338 38,366 38,392 38,602 38,663 38,919 39,070 39,205 39,188
Wood County 125,380 124,989 125,047 124,868 124,592 124,066 122,726 122,208 122,029 121,195 121,065
Wyandot County 22,394 22,409 22,488 22,540 22,663 22,797 22,730 22,772 22,776 22,910 22,908

Source: Population Division, U.S. Census Bureau