Zip Code: 21811 (Berlin, MD) - 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 21811 Zip Code in February 2026 was 46.735.

You can see similar for other Maryland Zip Codes.

The chart and table below shows the trend of the market hotness: supply score for the 21811 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: 21811 - Market Hotness: Trend of Supply Score
Zip Code: 21811 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 14.601686972820993
October 2017 21.409466940349567
November 2017 35.45454545454545
December 2017 42.4220917478547
January 2018 41.76859835572488
February 2018 38.366439783303235
March 2018 43.33122851329544
April 2018 46.041969665489304
May 2018 42.67876637554585
June 2018 40.862859801901216
July 2018 41.49932201201007
August 2018 33.18855390904446
September 2018 35.613745878772505
October 2018 50.301659125188536
November 2018 60.51249604555521
December 2018 45.58596761757903
January 2019 31.354200988467873
February 2019 29.620218391593983
March 2019 46.317977138898506
April 2019 47.92238069116841
May 2019 40.28263703093915
June 2019 29.04592214079204
July 2019 24.546228949610118
August 2019 20.693468644288316
September 2019 23.75427061174499
October 2019 31.280660986315517
November 2019 35.04751985418565
December 2019 27.482893775327177
January 2020 21.3757499651179
February 2020 29.392434642909304
March 2020 65.57557925707981
April 2020 58.63886002671812
May 2020 43.244252015527024
June 2020 36.18267858484188
July 2020 26.285670095120256
August 2020 39.546178343949045
September 2020 65.71032684000326
October 2020 64.37196042260607
November 2020 56.37662883564523
December 2020 56.40098748016222
January 2021 64.93813167091716
February 2021 59.692878491188296
March 2021 57.34154126766986
April 2021 57.61350407450524
May 2021 53.62586605080831
June 2021 46.828948804715644
July 2021 31.381851216311702
August 2021 51.06602798910491
September 2021 49.92262175694128
October 2021 59.70068517850703
November 2021 44.26855895196506
December 2021 50.10758998435054
January 2022 52.95607178245073
February 2022 48.30075936760861
March 2022 57.075976457998934
April 2022 51.57663478935125
May 2022 67.69662921348315
June 2022 29.019242706393545
July 2022 46.80003704732796
August 2022 44.971374861146714
September 2022 30.95017283534272
October 2022 40.45019886604045
November 2022 82.61050528594023
December 2022 79.04745733933271
January 2023 64.9973314356876
February 2023 45.231477043995014
March 2023 29.67088099538431
April 2023 74.85632183908046
May 2023 70.45752954247045
June 2023 68.0756724800473
July 2023 81.1149891519668
August 2023 34.12489803317321
September 2023 62.05733558178752
October 2023 59.23583212240362
November 2023 79.43514290546254
December 2023 79.2272573554278
January 2024 73.39101262470203
February 2024 78.56139364990166
March 2024 76.34922151112809
April 2024 84.47135537959944
May 2024 49.18596237337192
June 2024 41.15006043861164
July 2024 43.45247899851754
August 2024 32.20338983050847
September 2024 39.19731396892325
October 2024 33.499807913945446
November 2024 46.84194389084777
December 2024 61.678354010942435
January 2025 48.3984888304862
February 2025 55.385541132983754
March 2025 40.77845861741607
April 2025 47.797579018157364
May 2025 46.54610622352558
June 2025 67.59581881533101
July 2025 69.39266386049309
August 2025 51.98905649216208
September 2025 53.37205081669691
October 2025 57.73598553345389
November 2025 55.98405219282348
December 2025 54.01277626844849
January 2026 47.392079361388824
February 2026 47.483641651183454
March 2026 46.73457652181057