The Chattanooga, TN designated market area (DMA) is a U.S. television market serving the people in the state of Tennessee. It is the 86th biggest media market by size in the United States, with a total population of 391,370 TV households as of the 2024-2025 television season, down -5% from that of the 2023-2024 season. The Chattanooga DMA comprises 16 counties across three states, namely, Catoosa, Dade, Murray, Walker, and Whitfield, GA; Cherokee, NC; and Bledsoe, Bradley, Grundy, Hamilton, Marion, McMinn, Meigs, Polk, Rhea, and Sequatchie, TN.
| Season | Rank | Share | TV Homes | Change |
|---|---|---|---|---|
| 2024-2025 | 86 | 0.312% | 391,370 | -4.55% |
| 2023-2024 | 84 | 0.329% | 410,010 | +2.12% |
| 2022-2023 | 84 | 0.324% | 401,510 | +5.98% |
| 2021-2022 | 85 | 0.310% | 378,870 | +1.54% |
| 2020-2021 | 88 | 0.309% | 373,120 | +22.2% |
| 2019-2020 | 92 | 0.285% | 305,340 | -10.51% |
| 2018-2019 | 83 | 0.310% | 341,190 | +1.37% |
| 2017-2018 | 89 | 0.300% | 336,580 | -4.17% |
| 2016-2017 | 89 | 0.306% | 351,220 | +1.39% |
| 2015-2016 | 88 | 0.306% | 346,400 | -1.05% |
| 2014-2015 | 88 | 0.308% | 350,080 | -2.80% |
| 2013-2014 | 87 | 0.311% | 360,150 | +1.82% |
| 2012-2013 | 87 | 0.310% | 353,710 | -3.57% |
| 2011-2012 | 86 | 0.320% | 366,790 | -2.68% |
| 2010-2011 | 86 | 0.325% | 376,910 | +3.15% |
| 2009-2010 | 86 | 0.318% | 365,400 | -0.38% |
| 2008-2009 | 86 | 0.321% | 366,780 | +3.70% |
| 2007-2008 | 86 | 0.314% | 353,680 | +1.81% |
| 2006-2007 | 86 | 0.312% | 347,380 | -1.93% |
| 2005-2006 | 86 | 0.321% | 354,230 | +0.29% |