King County, WA - Market Hotness: Trend of Supply Score (Realtor)

Updated on March 13, 2026.

According to data from Realtor.com, the market hotness: supply score for King County, WA in February 2026 was 99.242.

The chart and table below shows the trend of the market hotness: supply score for King County, WA.

You can see similar for other Washington counties.

Note: Supply Score is an index representing the metro's median days on market ranking compared to other metros.

Data Source: Realtor.
King County, WA - Market Hotness: Trend of Supply Score
King County, WA - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 99.93112947658402
October 2017 99.86225895316805
November 2017 100
December 2017 99.79338842975206
January 2018 99.58677685950413
February 2018 100
March 2018 100
April 2018 100
May 2018 99.86225895316805
June 2018 99.93112947658402
July 2018 99.86225895316805
August 2018 99.65564738292011
September 2018 99.58677685950413
October 2018 98.7603305785124
November 2018 99.17355371900827
December 2018 97.93388429752066
January 2019 92.63085399449037
February 2019 91.73553719008265
March 2019 98.89807162534436
April 2019 99.24242424242425
May 2019 98.82920110192838
June 2019 97.65840220385675
July 2019 96.07438016528926
August 2019 93.87052341597796
September 2019 94.28374655647383
October 2019 93.59504132231406
November 2019 94.0771349862259
December 2019 88.84297520661157
January 2020 84.71074380165288
February 2020 85.26170798898072
March 2020 99.24242424242425
April 2020 99.10468319559229
May 2020 98.48484848484848
June 2020 98.27823691460054
July 2020 98.4159779614325
August 2020 97.10743801652893
September 2020 94.62809917355372
October 2020 87.53443526170798
November 2020 88.36088154269972
December 2020 83.19559228650138
January 2021 78.37465564738292
February 2021 88.84297520661157
March 2021 94.0771349862259
April 2021 90.42699724517907
May 2021 86.08815426997245
June 2021 82.30027548209367
July 2021 87.87878787878788
August 2021 79.75206611570248
September 2021 85.46831955922865
October 2021 89.80716253443526
November 2021 88.77410468319559
December 2021 87.12121212121212
January 2022 90.42699724517907
February 2022 95.38567493112947
March 2022 98.82920110192838
April 2022 93.87052341597796
May 2022 92.56198347107438
June 2022 94.42148760330579
July 2022 89.53168044077135
August 2022 82.1625344352617
September 2022 87.74104683195593
October 2022 86.36363636363636
November 2022 89.0495867768595
December 2022 83.26446280991735
January 2023 71.96969696969697
February 2023 75.34435261707989
March 2023 95.86776859504133
April 2023 97.52066115702479
May 2023 92.01101928374655
June 2023 88.29201101928375
July 2023 88.63636363636364
August 2023 84.84848484848484
September 2023 85.39944903581267
October 2023 85.05509641873277
November 2023 86.15702479338843
December 2023 68.31955922865014
January 2024 60.60606060606061
February 2024 76.2396694214876
March 2024 98.27823691460054
April 2024 95.52341597796143
May 2024 94.49035812672176
June 2024 95.31680440771349
July 2024 91.18457300275482
August 2024 86.08815426997245
September 2024 82.64462809917356
October 2024 82.1625344352617
November 2024 80.78512396694215
December 2024 72.03856749311295
January 2025 55.78512396694215
February 2025 77.7548209366391
March 2025 98.62258953168043
April 2025 95.86776859504133
May 2025 93.1129476584022
June 2025 94.14600550964187
July 2025 84.50413223140497
August 2025 78.65013774104683
September 2025 75.68870523415978
October 2025 79.33884297520662
November 2025 82.1625344352617
December 2025 70.31680440771349
January 2026 63.01652892561983
February 2026 62.94765840220386
March 2026 99.24242424242425