Zip Code: 49240 (Grass Lake, 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 49240 Zip Code in December 2025 was 54.91.

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 49240 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: 49240 - Market Hotness: Trend of Supply Score
Zip Code: 49240 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 59.97500781005935
October 2017 65.4226534801269
November 2017 67.59469696969697
December 2017 44.8028905090651
January 2018 44.235011028674556
February 2018 49.395749409640224
March 2018 69.66954325405177
April 2018 76.12022993282083
May 2018 63.33242358078602
June 2018 63.910124310310444
July 2018 60.36030218893266
August 2018 94.91568727644353
September 2018 82.15191478569616
October 2018 56.209150326797385
November 2018 52.98956026573869
December 2018 62.94654330506296
January 2019 69.35090609555189
February 2019 88.3730513014216
March 2019 80.31174229303775
April 2019 66.95693911135491
May 2019 52.994443301090755
June 2019 34.88200094130303
July 2019 22.292117161391783
August 2019 59.30913348946136
September 2019 62.56687939147811
October 2019 67.37671056028918
November 2019 63.53990365837782
December 2019 57.87550654354614
January 2020 61.58783312404075
February 2020 51.56272820213233
March 2020 62.28760573740346
April 2020 32.93750927712632
May 2020 30.31501940877874
June 2020 21.527829940659508
July 2020 14.407238419302452
August 2020 5.939490445859873
September 2020 10.123074415192763
October 2020 10.649002180110683
November 2020 11.080285834384194
December 2020 15.852583318638688
January 2021 13.072636252007177
February 2021 25.445738431412966
July 2021 61.92591097203998
August 2021 45.84389969005353
September 2021 73.94629039599454
September 2022 47.18826405867971
October 2022 70.71168655327071
November 2022 28.38591525846999
December 2022 7.318108498174718
January 2023 46.65539939512542
July 2024 86.78965574040521
August 2024 87.1636276006105
September 2024 89.35738268134614
October 2024 59.08567038033039
November 2024 70.28207879809904
December 2024 93.95083609462897
January 2025 68.72536136662286
June 2025 93.55013550135502
July 2025 85.62838244137102
August 2025 99.15705412599823
September 2025 86.26497277676951
October 2025 84.08679927667269
November 2025 84.50163102573396
December 2025 70.74675086276525
January 2026 54.909710919941105