Table Data - Housing Inventory: Median Home Size in Square Feet in King County, WA

Title Housing Inventory: Median Home Size in Square Feet in King County, WA
Series ID MEDSQUFEE53033
Source Realtor.com
Release Housing Inventory Core Metrics
Seasonal Adjustment Not Seasonally Adjusted
Frequency Monthly
Units Level
Date Range 2016-07-01 to 2026-09-01
Last Updated 2026-10-01 7:23 PM CDT
Notes The median home size in square feet for listings in a given market during the specified month.

With the release of its September 2022 housing trends report, Realtor.com® incorporated a new and improved methodology for capturing and reporting housing inventory trends and metrics. The new methodology updates and improves the calculation of time on market and improves handling of duplicate listings. Most areas across the country will see minor changes with a smaller handful of areas seeing larger updates. As a result of these changes, the data released since October 2022 will not be directly comparable with previous data releases (files downloaded before October 2022) and Realtor.com® economics blog posts. However, future data releases, including historical data, will consistently apply the new methodology. More details are available at the source's Real Estate Data Library.

With the release of its November 2021 housing trends report, Realtor.com® incorporated a new and improved methodology for capturing and reporting housing inventory trends and metrics. The new methodology uses the latest and most accurate data mapping of listing statuses to yield a cleaner and more consistent measurement of active listings at both the national and local level. The methodology has also been adjusted to better account for missing data in some fields including square footage. Most areas across the country will see minor changes with a smaller handful of areas seeing larger updates. As a result of these changes, the data released since December 2021 will not be directly comparable with previous data releases (files downloaded before December 2021) and Realtor.com® economics blog posts. However, future data releases, including historical data, will consistently apply the new methodology. More details are available at the source's Real Estate Data Library.
DATE VALUE
2016-07-01 2200
2016-08-01 2183
2016-09-01 2153
2016-10-01 2132
2016-11-01 2179
2016-12-01 2150
2017-01-01 2155
2017-02-01 2221
2017-03-01 2151
2017-04-01 2150
2017-05-01 2210
2017-06-01 2215
2017-07-01 2240
2017-08-01 2184
2017-09-01 2200
2017-10-01 2183
2017-11-01 2200
2017-12-01 2220
2018-01-01 2228
2018-02-01 2165
2018-03-01 2210
2018-04-01 2170
2018-05-01 2220
2018-06-01 2180
2018-07-01 2130
2018-08-01 2105
2018-09-01 2010
2018-10-01 2000
2018-11-01 1965
2018-12-01 1984
2019-01-01 2010
2019-02-01 2075
2019-03-01 2062
2019-04-01 2093
2019-05-01 2071
2019-06-01 2052
2019-07-01 2055
2019-08-01 2022
2019-09-01 2002
2019-10-01 1991
2019-11-01 1970
2019-12-01 1929
2020-01-01 1935
2020-02-01 1958
2020-03-01 2024
2020-04-01 2014
2020-05-01 1980
2020-06-01 1932
2020-07-01 1895
2020-08-01 1800
2020-09-01 1705
2020-10-01 1640
2020-11-01 1553
2020-12-01 1500
2021-01-01 1510
2021-02-01 1520
2021-03-01 1594
2021-04-01 1626
2021-05-01 1670
2021-06-01 1705
2021-07-01 1690
2021-08-01 1671
2021-09-01 1707
2021-10-01 1697
2021-11-01 1667
2021-12-01 1612
2022-01-01 1640
2022-02-01 1700
2022-03-01 1814
2022-04-01 1901
2022-05-01 2045
2022-06-01 2027
2022-07-01 2020
2022-08-01 1993
2022-09-01 1983
2022-10-01 1920
2022-11-01 1860
2022-12-01 1840
2023-01-01 1837
2023-02-01 1853
2023-03-01 1945
2023-04-01 1950
2023-05-01 1965
2023-06-01 1940
2023-07-01 1940
2023-08-01 1902
2023-09-01 1871
2023-10-01 1835
2023-11-01 1759
2023-12-01 1720
2024-01-01 1670
2024-02-01 1665
2024-03-01 1710
2024-04-01 1730
2024-05-01 1738
2024-06-01 1761
2024-07-01 1770
2024-08-01 1790
2024-09-01 1758
2024-10-01 1704
2024-11-01 1630
2024-12-01 1550
2025-01-01 1514
2025-02-01 1540
2025-03-01 1600
2025-04-01 1652
2025-05-01 1756
2025-06-01 1800
2025-07-01 1800
2025-08-01 1795
2025-09-01 1780
2025-10-01 1774
2025-11-01 1690
2025-12-01 1604
2026-01-01 1581
2026-02-01 1643
2026-03-01 1678
2026-04-01 1696
2026-05-01 1767
2026-06-01 1780
2026-07-01 1795
2026-08-01 1785
2026-09-01 1792

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