Zip Code: 57718 (Black Hawk, SD) - 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 57718 Zip Code in February 2026 was 92.508.

You can see similar for other South Dakota Zip Codes.

The chart and table below shows the trend of the market hotness: supply score for the 57718 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: 57718 - Market Hotness: Trend of Supply Score
Zip Code: 57718 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 85.64198687910029
October 2017 84.59289668470485
November 2017 75.5050505050505
December 2017 74.7467578553455
January 2018 78.2300648352383
February 2018 88.96374496457841
March 2018 75.42973409106854
April 2018 67.04757947226263
May 2018 72.75518558951966
June 2018 54.477165459017485
July 2018 73.77800736101247
August 2018 79.51584057230455
September 2018 89.8808014202384
October 2018 85.02388134741075
November 2018 92.97690604239165
December 2018 88.0172192238499
January 2019 86.02306425041186
February 2019 91.38108646384177
March 2019 92.26879113266367
April 2019 93.56143719144268
May 2019 95.5615009947177
June 2019 86.92261144355543
July 2019 67.58403774326716
August 2019 79.50819672131148
September 2019 78.97892090504737
October 2019 68.86134779240899
November 2019 74.57362322614243
December 2019 74.11811599016808
January 2020 84.9658155434631
October 2022 94.04248117119405
December 2022 11.970455896086255
December 2024 89.15003467673577
June 2025 88.30816879597367
July 2025 85.32020444978954
August 2025 61.62377994676132
September 2025 92.37023593466425
October 2025 61.374321880650996
November 2025 46.509604929322215
December 2025 89.20625596592996
January 2026 78.2298690227079
February 2026 99.59609015267792
March 2026 92.50800952928613