Zip Code: 49045 (Decatur, MI) - 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 49045 Zip Code in September 2025 was 39.935.

You can see similar for other Michigan Zip Codes.

The chart and table below shows the trend of the market hotness: supply score for the 49045 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: 49045 - Market Hotness: Trend of Supply Score
Zip Code: 49045 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 19.73133395813808
October 2017 46.42657212166449
November 2017 56.0479797979798
December 2017 32.76985611974966
January 2018 26.66265623955618
February 2018 35.74802055841089
March 2018 35.44516943801305
April 2018 17.812867927141767
May 2018 9.832150655021834
June 2018 21.345476301269695
July 2018 11.5322528572351
August 2018 24.92973939703628
September 2018 34.383717981232564
October 2018 31.831322272498742
November 2018 45.384372034166404
December 2018 30.904651760472884
January 2019 19.677100494233937
February 2019 29.888057138932766
March 2019 21.246969172151022
April 2019 27.982720789906747
May 2019 19.180901420045277
June 2019 20.352316277818865
July 2019 6.513334643863443
August 2019 54.313036690085866
September 2019 31.347901759814352
October 2019 19.86831913245546
November 2019 16.697044655643797
December 2019 14.276224008503288
January 2020 33.11008790288824
February 2020 35.02263765152622
March 2020 54.615667524825305
April 2020 55.95962594626689
May 2020 35.68975813675724
June 2020 43.491324269511004
July 2020 80.68981517284047
November 2021 70.04184861717613
November 2023 74.65753424657534
August 2025 88.89381839692399
September 2025 89.86569872958258
October 2025 39.93490054249548