What is the Population of Ohio?
The Population of Ohio, as per July 1, 2016 estimate, is 11,614,373 (Eleven million six hundred fourteen thousand three hundred seventy-three). The last official US Government census was done in 2010, and the population as per that census was 11,536,504 (Eleven million five hundred thirty-six thousand five hundred four). Ohio has 88 Counties. Here is a compilation of county-wise population data for the state in tabular format:
| Ohio Population by County | ||
| County Name | April 1, 2010 – Census | Population Estimate (as of July 1, 2016) |
| Franklin County | 1,163,414 | 1,264,518 |
| Cuyahoga County | 1,280,122 | 1,249,352 |
| Hamilton County | 802,374 | 809,099 |
| Summit County | 541,781 | 540,300 |
| Montgomery County | 535,153 | 531,239 |
| Lucas County | 441,815 | 432,488 |
| Butler County | 368,130 | 377,537 |
| Stark County | 375,586 | 373,612 |
| Lorain County | 301,356 | 306,365 |
| Mahoning County | 238,823 | 230,008 |
| Lake County | 230,041 | 228,614 |
| Warren County | 212,693 | 227,063 |
| Clermont County | 197,363 | 203,022 |
| Trumbull County | 210,312 | 201,825 |
| Delaware County | 174,214 | 196,463 |
| Medina County | 172,332 | 177,221 |
| Licking County | 166,492 | 172,198 |
| Greene County | 161,573 | 164,765 |
| Portage County | 161,419 | 161,921 |
| Fairfield County | 146,156 | 152,597 |
| Clark County | 138,333 | 134,786 |
| Wood County | 125,488 | 130,219 |
| Richland County | 124,475 | 121,107 |
| Wayne County | 114,520 | 116,470 |
| Miami County | 102,506 | 104,679 |
| Allen County | 106,331 | 103,742 |
| Columbiana County | 107,841 | 103,685 |
| Ashtabula County | 101,497 | 98,231 |
| Geauga County | 93,389 | 94,060 |
| Tuscarawas County | 92,582 | 92,420 |
| Muskingum County | 86,074 | 86,068 |
| Ross County | 78,064 | 77,000 |
| Scioto County | 79,499 | 76,088 |
| Hancock County | 74,782 | 75,872 |
| Erie County | 77,079 | 75,107 |
| Belmont County | 70,400 | 68,673 |
| Jefferson County | 69,709 | 66,704 |
| Athens County | 64,757 | 66,186 |
| Marion County | 66,501 | 65,096 |
| Lawrence County | 62,450 | 60,872 |
| Knox County | 60,921 | 60,814 |
| Washington County | 61,778 | 60,610 |
| Sandusky County | 60,944 | 59,330 |
| Huron County | 59,626 | 58,439 |
| Pickaway County | 55,698 | 57,565 |
| Union County | 52,300 | 55,457 |
| Seneca County | 56,745 | 55,353 |
| Ashland County | 53,139 | 53,652 |
| Darke County | 52,959 | 51,778 |
| Shelby County | 49,423 | 48,623 |
| Auglaize County | 45,949 | 45,894 |
| Logan County | 45,858 | 45,165 |
| Holmes County | 42,366 | 43,936 |
| Brown County | 44,846 | 43,759 |
| Madison County | 43,435 | 43,419 |
| Highland County | 43,589 | 43,029 |
| Fulton County | 42,698 | 42,514 |
| Crawford County | 43,784 | 42,083 |
| Clinton County | 42,040 | 41,902 |
| Preble County | 42,270 | 41,247 |
| Mercer County | 40,814 | 40,909 |
| Ottawa County | 41,428 | 40,636 |
| Guernsey County | 40,087 | 39,063 |
| Champaign County | 40,097 | 38,747 |
| Defiance County | 39,037 | 38,158 |
| Williams County | 37,642 | 37,017 |
| Coshocton County | 36,901 | 36,602 |
| Perry County | 36,058 | 35,927 |
| Morrow County | 34,827 | 35,036 |
| Putnam County | 34,499 | 34,056 |
| Jackson County | 33,225 | 32,505 |
| Hardin County | 32,058 | 31,474 |
| Gallia County | 30,934 | 30,015 |
| Fayette County | 29,030 | 28,676 |
| Van Wert County | 28,744 | 28,362 |
| Hocking County | 29,380 | 28,340 |
| Pike County | 28,709 | 28,160 |
| Adams County | 28,550 | 27,907 |
| Carroll County | 28,836 | 27,669 |
| Henry County | 28,215 | 27,629 |
| Meigs County | 23,770 | 23,125 |
| Wyandot County | 22,615 | 22,118 |
| Paulding County | 19,614 | 18,865 |
| Harrison County | 15,864 | 15,307 |
| Morgan County | 15,054 | 14,804 |
| Noble County | 14,645 | 14,294 |
| Monroe County | 14,642 | 14,210 |
| Vinton County | 13,435 | 12,921 |
| Total Population of Ohio | 11,536,504 | 11,614,373 |
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