The Charleston, SC designated market area (DMA) is a U.S. television market serving the people in the state of South Carolina. It is the 85th biggest media market by size in the United States, with a total population of 399,960 TV households as of the 2024-2025 television season, up +3% from that of the 2023-2024 season. The Charleston, SC DMA comprises six counties, namely, Berkeley, Charleston, Colleton, Dorchester, Georgetown, and Williamsburg, SC.
| Season | Rank | Share | TV Homes | Change |
|---|---|---|---|---|
| 2024-2025 | 85 | 0.319% | 399,960 | +2.86% |
| 2023-2024 | 88 | 0.312% | 388,840 | +3.89% |
| 2022-2023 | 88 | 0.302% | 374,290 | +1.78% |
| 2021-2022 | 91 | 0.301% | 367,760 | -0.55% |
| 2020-2021 | 89 | 0.306% | 369,800 | +19.6% |
| 2019-2020 | 91 | 0.289% | 309,250 | +2.29% |
| 2018-2019 | 94 | 0.274% | 302,330 | -5.81% |
| 2017-2018 | 92 | 0.286% | 320,980 | -1.85% |
| 2016-2017 | 94 | 0.285% | 327,040 | +0.79% |
| 2015-2016 | 94 | 0.286% | 324,480 | +0.32% |
| 2014-2015 | 95 | 0.284% | 323,440 | -1.02% |
| 2013-2014 | 95 | 0.282% | 326,760 | +3.38% |
| 2012-2013 | 98 | 0.277% | 316,080 | +1.55% |
| 2011-2012 | 98 | 0.272% | 311,260 | -0.48% |
| 2010-2011 | 98 | 0.270% | 312,770 | +0.51% |
| 2009-2010 | 97 | 0.271% | 311,190 | +1.16% |
| 2008-2009 | 99 | 0.269% | 307,610 | +4.55% |
| 2007-2008 | 100 | 0.261% | 294,230 | +1.42% |
| 2006-2007 | 100 | 0.261% | 290,110 | +2.25% |
| 2005-2006 | 101 | 0.257% | 283,730 | +0.35% |