The Seattle-Tacoma, WA designated market area (DMA) is a U.S. television market serving the people in the state of Washington. It is the 13th biggest media market by size in the United States, with a total population of 2,098,240 TV households as of the 2024-2025 television season, up +1% from that of the 2023-2024 season. The Seattle-Tacoma DMA comprises 17 counties, namely, Chelan, Clallam, Douglas, Grays Harbor, Island, Jefferson, King, Kitsap, Lewis, Mason, Pacific, Pierce, San Juan, Skagit, Snohomish, Thurston, and Whatcom, WA.
| Season | Rank | Share | TV Homes | Change |
|---|---|---|---|---|
| 2024-2025 | 13 | 1.67% | 2,098,240 | +1.32% |
| 2023-2024 | 13 | 1.66% | 2,070,920 | -2.15% |
| 2022-2023 | 12 | 1.71% | 2,116,440 | -1.93% |
| 2021-2022 | 11 | 1.76% | 2,158,120 | +2.83% |
| 2020-2021 | 12 | 1.74% | 2,098,800 | +18.9% |
| 2019-2020 | 13 | 1.65% | 1,764,680 | -4.86% |
| 2018-2019 | 13 | 1.68% | 1,854,810 | -1.38% |
| 2017-2018 | 12 | 1.68% | 1,880,750 | +3.99% |
| 2016-2017 | 14 | 1.58% | 1,808,530 | +2.40% |
| 2015-2016 | 14 | 1.56% | 1,766,070 | -2.04% |
| 2014-2015 | 14 | 1.58% | 1,802,920 | -2.43% |
| 2013-2014 | 13 | 1.60% | 1,847,780 | +1.59% |
| 2012-2013 | 12 | 1.59% | 1,818,900 | +0.41% |
| 2011-2012 | 12 | 1.58% | 1,811,420 | -3.38% |
| 2010-2011 | 13 | 1.62% | 1,874,750 | +2.22% |
| 2009-2010 | 13 | 1.60% | 1,833,990 | +0.77% |
| 2008-2009 | 14 | 1.59% | 1,819,970 | +2.13% |
| 2007-2008 | 14 | 1.58% | 1,782,040 | +3.34% |
| 2006-2007 | 14 | 1.55% | 1,724,450 | +1.32% |
| 2005-2006 | 13 | 1.54% | 1,701,950 | +0.67% |