The Dayton, OH designated market area (DMA) is a U.S. television market serving the people in the state of Ohio. It is the 64th biggest media market by size in the United States, with a total population of 498,200 TV households as of the 2024-2025 television season, up +2% from that of the 2023-2024 season. The Dayton DMA comprises 10 counties, namely, Champaign, Clark, Darke, Greene, Logan, Mercer, Miami, Montgomery, Preble, and Shelby, OH.
| Season | Rank | Share | TV Homes | Change |
|---|---|---|---|---|
| 2024-2025 | 64 | 0.397% | 498,200 | +2.37% |
| 2023-2024 | 66 | 0.390% | 486,650 | -1.05% |
| 2022-2023 | 64 | 0.397% | 491,820 | +0.65% |
| 2021-2022 | 64 | 0.399% | 488,660 | +2.49% |
| 2020-2021 | 65 | 0.394% | 476,790 | +7.09% |
| 2019-2020 | 63 | 0.416% | 445,240 | -3.93% |
| 2018-2019 | 64 | 0.420% | 463,430 | +2.09% |
| 2017-2018 | 64 | 0.405% | 453,960 | -2.59% |
| 2016-2017 | 64 | 0.406% | 466,040 | +0.83% |
| 2015-2016 | 64 | 0.408% | 462,200 | -1.01% |
| 2014-2015 | 64 | 0.410% | 466,930 | -2.81% |
| 2013-2014 | 64 | 0.415% | 480,430 | -3.58% |
| 2012-2013 | 63 | 0.436% | 498,270 | +0.95% |
| 2011-2012 | 63 | 0.431% | 493,600 | -6.34% |
| 2010-2011 | 62 | 0.455% | 527,030 | +9.21% |
| 2009-2010 | 65 | 0.420% | 482,590 | -0.25% |
| 2008-2009 | 64 | 0.423% | 483,790 | -5.37% |
| 2007-2008 | 62 | 0.453% | 511,220 | -3.75% |
| 2006-2007 | 58 | 0.477% | 531,120 | +3.41% |
| 2005-2006 | 59 | 0.466% | 513,610 | -4.48% |