Zip Code: 98109 (Seattle, 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 the 98109 Zip Code in February 2026 was 88.466.

You can see similar for other Washington Zip Codes.

The chart and table below shows the trend of the market hotness: supply score for the 98109 zip code.

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

Data Source: Realtor.
Zip Code: 98109 - Market Hotness: Trend of Supply Score
Zip Code: 98109 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 97.99437675726335
October 2017 94.22155874852274
November 2017 94.7979797979798
December 2017 92.08981224595135
January 2018 90.97653900140365
February 2018 99.18044172801778
March 2018 98.70202764330317
April 2018 99.27280282568046
May 2018 96.91593886462883
June 2018 94.11686498703716
July 2018 95.02808807386842
August 2018 88.68804292284108
September 2018 77.0669540958661
October 2018 98.3785822021116
November 2018 88.49098386586523
December 2018 77.39013107170393
January 2019 81.7001647446458
February 2019 75.76402719593435
March 2019 77.54762729476965
April 2019 88.27482172243555
May 2019 83.73465047677848
June 2019 65.66933369192498
July 2019 79.57538824454492
August 2019 56.193078324225866
September 2019 57.287436343711725
October 2019 69.82313452104312
November 2019 75.0553313370655
December 2019 65.76097787816381
January 2020 68.03404492814288
February 2020 74.6531327588725
March 2020 93.43140860610518
April 2020 91.34629657117411
May 2020 93.99074350552404
June 2020 90.43040636971381
July 2020 82.23648596396256
August 2020 88.43152866242038
September 2020 74.42334338576902
October 2020 71.33154452456817
November 2020 73.55191256830601
December 2020 59.69846587903368
January 2021 56.89052611693587
February 2021 45.882716685561164
March 2021 70.15503875968993
April 2021 66.54249126891735
May 2021 58.49884526558892
June 2021 46.828948804715644
July 2021 50.66114868274957
August 2021 34.751573213111676
September 2021 53.79153390987711
October 2021 52.02848900108186
November 2021 64.35589519650655
December 2021 61.33607198748044
January 2022 35.26367940107894
February 2022 16.95506037594921
March 2022 71.32156233279828
April 2022 74.69630395451021
May 2022 68.46910112359551
June 2022 65.14587212911235
July 2022 74.66888950634436
August 2022 56.32743740921131
September 2022 50.290869235308996
October 2022 65.13497503596514
November 2022 76.75851161241988
December 2022 79.37855505560744
January 2023 74.77317203344602
February 2023 63.13620243458258
March 2023 59.482239614689945
April 2023 62.96182266009852
May 2023 67.11443288556711
June 2023 66.84402404177752
July 2023 71.35175926799359
August 2023 63.699809661923325
September 2023 37.39238484068519
October 2023 40.276946747585264
November 2023 71.57111449348892
December 2023 47.75109908691241
January 2024 29.62832170919043
February 2024 23.040179825793764
March 2024 64.64800840576942
April 2024 72.89240801117839
May 2024 83.12228654124458
June 2024 69.34035572439993
July 2024 69.92258277054852
August 2024 66.96120170294803
September 2024 57.81994221909893
October 2024 55.666538609296964
November 2024 54.38448566610455
December 2024 36.556985435770976
January 2025 27.619908015768722
February 2025 87.02828161265366
March 2025 92.28445671873652
April 2025 84.60827168796234
May 2025 78.32355816226783
June 2025 60.97560975609756
July 2025 59.9368610944077
August 2025 60.91393078970718
September 2025 53.37205081669691
October 2025 57.73598553345389
November 2025 55.98405219282348
December 2025 45.26764079594684
January 2026 44.013020227853985
February 2026 47.483641651183454
March 2026 88.46627782797995