Zip Code: 48178 (South Lyon, 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 48178 Zip Code in February 2026 was 42.832.

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 48178 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: 48178 - Market Hotness: Trend of Supply Score
Zip Code: 48178 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 67.72258669165886
October 2017 64.00447844747154
November 2017 82.44318181818183
December 2017 86.24427382411768
January 2018 59.60831495220907
February 2018 49.16655090984859
March 2018 58.6332701887322
April 2018 85.08206939538749
May 2018 80.20605895196506
June 2018 75.49026125108024
July 2018 73.77800736101247
August 2018 72.59836484414922
September 2018 74.12503170174993
October 2018 65.32176973353444
November 2018 65.63745650110725
December 2018 55.14649190439476
January 2019 73.17957166392091
February 2019 97.32848018680036
March 2019 84.96709386906824
April 2019 79.7654964344487
May 2019 72.66241339095836
June 2019 79.89645666644255
July 2019 77.22953934866653
August 2019 71.76684881602914
September 2019 77.1933217301618
October 2019 86.4575264652724
November 2019 87.24124462960552
December 2019 84.60771939148343
January 2020 67.72708246128087
February 2020 61.19468380312546
March 2020 77.48436925340198
April 2020 53.6588986195636
May 2020 57.42012541057032
June 2020 48.9596634868174
July 2020 55.66468177248473
August 2020 52.92993630573248
September 2020 69.8100904719211
October 2020 71.69210129129632
November 2020 73.0306851618327
December 2020 58.56110033503791
January 2021 54.699159346368184
February 2021 20.04534679995878
March 2021 16.00547195622435
April 2021 80.39580908032596
May 2021 81.73210161662817
June 2021 86.1259687807008
July 2021 88.34157666296558
August 2021 78.79214802291725
September 2021 81.55666818388711
October 2021 72.36747205192931
November 2021 95.6877729257642
December 2021 93.0359937402191
January 2022 74.93119013541781
February 2022 46.89406199427362
March 2022 76.67201712145533
April 2022 55.24683380718531
May 2022 86.14232209737828
June 2022 83.9954479619284
July 2022 78.36436047050105
August 2022 41.13475177304964
September 2022 56.45392462692859
October 2022 41.68570703224169
November 2022 87.24714892200116
December 2022 81.66228032939978
January 2023 88.72976338729764
February 2023 71.63807150388192
March 2023 59.482239614689945
April 2023 56.70155993431856
May 2023 80.28481971518029
June 2023 94.27529805892206
July 2023 66.05037260635788
August 2023 63.699809661923325
September 2023 64.5779710659448
October 2023 43.80716300538508
November 2023 44.98562489430069
December 2023 61.66723030098073
January 2024 70.42464906859716
February 2024 50.20136742530673
March 2024 75.01194001337281
April 2024 82.54308337214718
May 2024 85.92619392185239
June 2024 92.13434639958557
July 2024 74.46055015648163
August 2024 72.84922483733634
September 2024 81.87709846177871
October 2024 76.72685363042643
November 2024 80.42311819714854
December 2024 83.87146489943747
January 2025 81.39783180026281
February 2025 85.53253674890398
March 2025 84.45671873651506
April 2025 72.53698722259583
May 2025 75.366568914956
June 2025 91.32791327913279
July 2025 85.62838244137102
August 2025 85.19668737060042
September 2025 84.21052631578947
October 2025 79.38517179023508
November 2025 78.85465748459588
December 2025 82.61252661722594
January 2026 82.53119429590018
February 2026 58.316503756361584
March 2026 42.83249815164709