In September 2018, there were 11 homes sold, with a median sale price of $403,000 - a 12.8% increase over the $357,250 median sale price for the same period of the previous year. There were 14 homes sold in Seatac in September 2017.
The median sales tax in Seatac for the most recent year with available data, 2016, was $3,091, approximately 0.8% of the median home sale price for September 2018.
The following table compares Seatac to other King County cities with similar median sales prices in September 2018:
| City | Sept. 2018 Home Sales | Sept. 2017 Home Sales | % change (Total Home Sales) | Sept. 2018 Median Sales Price | Sept. 2017 Median Sales Price | % change (Median Sales Price) |
|---|---|---|---|---|---|---|
| Kent | 34 | 34 | 0% | $421,975 | $371,250 | 13.7% |
| Maple Valley | 23 | 42 | -45.2% | $419,000 | $441,000 | -5% |
| Kent (unincorporated) | 26 | 28 | -7.1% | $417,000 | $396,500 | 5.2% |
| Des Moines | 14 | 15 | -6.7% | $409,000 | $373,000 | 9.7% |
| White Center (unincorporated) | 9 | 10 | -10% | $406,800 | $369,000 | 10.2% |
| Seatac | 11 | 14 | -21.4% | $403,000 | $357,250 | 12.8% |
| Federal Way | 66 | 48 | 37.5% | $402,500 | $361,450 | 11.4% |
| Black Diamond | 5 | 2 | 150% | $392,000 | $323,637.50 | 21.1% |
| Seattle (unincorporated) | 23 | 23 | 0% | $380,000 | $327,500 | 16% |
| Tukwila | 13 | 8 | 62.5% | $379,000 | $415,400 | -8.8% |
| Auburn | 45 | 34 | 32.4% | $365,000 | $372,500 | -2% |
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