Zip Code: 21043 (Ellicott City, 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 21043 Zip Code in February 2026 was 97.905.

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 21043 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: 21043 - Market Hotness: Trend of Supply Score
Zip Code: 21043 - Market Hotness: Trend of Supply Score
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Month Supply Score
September 2017 85.64198687910029
October 2017 84.59289668470485
November 2017 65.71338383838385
December 2017 71.71430414865475
January 2018 79.79413140832831
February 2018 86.20641755799416
March 2018 78.09583947239179
April 2018 78.69658563612438
May 2018 94.35725982532752
June 2018 95.85189124509739
July 2018 83.12132756505456
August 2018 84.0763924374042
September 2018 73.31980725336038
October 2018 91.9683257918552
November 2018 88.29484340398608
December 2018 74.14546389103059
January 2019 68.95551894563427
February 2019 63.450312478538564
March 2019 75.88500173190162
April 2019 91.80608886450905
May 2019 95.14303354599711
June 2019 96.07342163652255
July 2019 77.22953934866653
August 2019 79.50819672131148
September 2019 85.48314317024432
October 2019 80.68035114898012
November 2019 77.4248144772816
December 2019 88.06882349033415
January 2020 76.33598437281987
February 2020 81.26916897911494
March 2020 93.43140860610518
April 2020 97.51373014694968
May 2020 92.59480441922963
June 2020 97.95688424847893
July 2020 95.52238805970148
August 2020 93.98089171974522
September 2020 81.00904719211019
October 2020 78.19889317457655
November 2020 73.55191256830601
December 2020 73.40856991712221
January 2021 63.88967601775762
February 2021 84.03586519633103
March 2021 90.03647970816233
April 2021 96.0069848661234
May 2021 91.68591224018475
June 2021 86.1259687807008
July 2021 93.97395780761077
August 2021 90.73917535455996
September 2021 93.18161128812015
October 2021 77.1547060944825
November 2021 82.37809315866085
December 2021 77.75821596244131
January 2022 78.85060002201915
April 2022 98.81106228999742
May 2022 96.16104868913857
June 2022 58.21435961100766
July 2022 81.21700472353432
August 2022 79.5693411945655
September 2022 95.17747238850014
October 2022 70.71168655327071
November 2022 63.173229001914585
December 2022 81.66228032939978
January 2023 62.22202455079168
February 2023 91.84318987827086
March 2023 74.32269717037929
April 2023 92.43637110016421
May 2023 85.21361478638522
June 2023 73.19932998324958
July 2023 84.66182435619281
August 2023 88.69754373243904
September 2023 65.90929262447857
October 2023 92.05915035473117
November 2023 74.65753424657534
December 2023 97.58200879269529
January 2024 84.55901827491834
February 2024 75.25522150416784
March 2024 74.14270703983189
April 2024 89.65067536096879
May 2024 89.08285094066571
June 2024 96.20100155413573
July 2024 85.12600889474551
August 2024 96.40935014860631
September 2024 97.74342156633091
October 2024 92.44717633499808
November 2024 92.19684194389085
December 2024 93.22647761424058
January 2025 77.669185282523
February 2025 95.71907504513023
March 2025 99.54259083455597
April 2025 99.94115669132482
May 2025 98.70478983382209
June 2025 97.59194734804491
July 2025 99.1882140709561
August 2025 97.5672877846791
September 2025 93.502722323049
October 2025 93.22242314647377
November 2025 95.2953968829286
December 2025 97.57691460459652
January 2026 95.93117879562892
February 2026 94.60376443977704
March 2026 97.90520003285961