Zip Code: 21830 (Hebron, MD) - Trend of Active Listing Count of Houses (Realtor)
Updated on March 13, 2026.

According to data from Realtor.com, the active listing count of houses in the 21830 Zip Code in February 2026 was 11. The month over month percentage change (MoM) was -0.2667%, and the year over year percentage change (YoY) was 0.5714%.

You can see similar for other Maryland Zip Codes, and for Maryland.

The chart below shows the trend of active listing count in the 21830 zip code. The table below shows the trend, and the MoM and YoY percentage changes.

Data Source: Realtor.
Zip Code: 21830 - Trend of Active Listing Count of Houses
Zip Code: 21830 Trend of Active Listing Count of Houses
Items per page:
1 – 10 of 116
Month Active Listing Count MoM Perc. Change (%) YoY Perc. Change (%)
Aug 2016 18
Sep 2016 18
Oct 2016 20
Nov 2016 15
Dec 2016 15
Jan 2017 18
Feb 2017 16
Mar 2017 13
Apr 2017 12
May 2017 8
Jun 2017 11
Jul 2017 11
Aug 2017 12 0.0909 -0.3333
Sep 2017 10 -0.1667 -0.4444
Oct 2017 7 -0.3 -0.641
Nov 2017 9 0.2143 -0.4333
Dec 2017 11 0.2353 -0.2759
Jan 2018 11 0.0476 -0.3889
Feb 2018 12 0.0455 -0.2581
Mar 2018 9 -0.2609 -0.3462
Apr 2018 6 -0.2941 -0.5
May 2018 5 -0.25 -0.4375
Jun 2018 7 0.5556 -0.3333
Jul 2018 7 0.0 -0.3636
Aug 2018 11 0.5 -0.125
Sep 2018 16 0.5238 0.6
Oct 2018 16 0.0 1.2857
Nov 2018 14 -0.125 0.6471
Dec 2018 11 -0.2143 0.0476
Jan 2019 11 0.0 0.0
Feb 2019 13 0.1818 0.1304
Mar 2019 16 0.2308 0.8824
Apr 2019 13 -0.1875 1.1667
May 2019 14 0.0769 2.1111
Jun 2019 10 -0.2857 0.4286
Jul 2019 8 -0.2 0.1429
Aug 2019 13 0.5625 0.1905
Sep 2019 13 0.04 -0.1875
Oct 2019 13 0.0 -0.1875
Nov 2019 12 -0.0769 -0.1429
Dec 2019 11 -0.0833 0.0
Jan 2020 12 0.0455 0.0455
Feb 2020 10 -0.1739 -0.2692
Mar 2020 8 -0.1579 -0.5
Apr 2020 6 -0.25 -0.5385
May 2020 8 0.25 -0.4643
Jun 2020 4 -0.4667 -0.6
Jul 2020 5 0.25 -0.375
Aug 2020 6 0.1 -0.56
Sep 2020 6 0.0909 -0.5385
Oct 2020 5 -0.25 -0.6538
Nov 2020 2 -0.5556 -0.8333
Dec 2020 5 1.5 -0.5455
Jan 2021 4 -0.2 -0.6522
Feb 2021 2 -0.5 -0.7895
Mar 2021 3 0.5 -0.625
Apr 2021 4 0.1667 -0.4167
May 2021 4 0.0 -0.5333
Jun 2021 3 -0.1429 -0.25
Jul 2021 5 0.6667 0.0
Aug 2021 6 0.2 0.0909
Sep 2021 6 -0.0833 -0.0833
Oct 2021 9 0.5455 0.8889
Nov 2021 8 -0.0588 3.0
Dec 2021 9 0.0625 0.7
Jan 2022 7 -0.1765 0.75
Feb 2022 7 0.0 2.5
Mar 2022 8 0.1429 1.6667
Apr 2022 10 0.1875 1.7143
May 2022 7 -0.2632 1.0
Jun 2022 7 -0.0714 1.1667
Jul 2022 3 -0.5385 -0.4
Aug 2022 5 0.6667 -0.1667
Sep 2022 5 -0.1 -0.1818
Oct 2022 4 -0.1111 -0.5294
Nov 2022 4 0.0 -0.5
Dec 2022 9 1.125 0.0
Jan 2023 7 -0.1765 0.0
Feb 2023 7 0.0 0.0
Mar 2023 6 -0.1429 -0.25
Apr 2023 6 0.0 -0.3684
May 2023 4 -0.3333 -0.4286
Jun 2023 3 -0.25 -0.5385
Jul 2023 2 -0.5 -0.5
Aug 2023 1 -0.3333 -0.8
Sep 2023 3 1.5 -0.4444
Oct 2023 3 0.2 -0.25
Nov 2023 3 -0.1667 -0.375
Dec 2023 6 1.2 -0.3529
Jan 2024 6 0.0909 -0.1429
Feb 2024 7 0.0833 -0.0714
Mar 2024 10 0.5385 0.6667
Apr 2024 3 -0.7 -0.5
May 2024 3 0.0 -0.25
Jun 2024 7 1.1667 1.1667
Jul 2024 9 0.3846 5.0
Aug 2024 9 0.0 8.0
Sep 2024 7 -0.2222 1.8
Oct 2024 7 -0.0714 1.1667
Nov 2024 8 0.1538 2.0
Dec 2024 7 -0.0667 0.2727
Jan 2025 5 -0.3571 -0.25
Feb 2025 5 0.0 -0.3077
Mar 2025 7 0.5556 -0.3
Apr 2025 6 -0.1429 1.0
May 2025 5 -0.25 0.5
Jun 2025 4 -0.1111 -0.3846
Jul 2025 12 1.875 0.2778
Aug 2025 14 0.1739 0.5
Sep 2025 14 0.037 1.0
Oct 2025 15 0.0357 1.2308
Nov 2025 14 -0.0345 0.8667
Dec 2025 11 -0.2143 0.5714
Jan 2026 13 0.1818 1.8889
Feb 2026 15 0.1538 2.3333
Mar 2026 11 -0.2667 0.5714