Zip Code: 21090 (Linthicum Heights, 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 21090 Zip Code in February 2026 was 7. The month over month percentage change (MoM) was -0.4091%, and the year over year percentage change (YoY) was 0.0%.

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

The chart below shows the trend of active listing count in the 21090 zip code. The table below shows the trend, and the MoM and YoY percentage changes.

Data Source: Realtor.
Zip Code: 21090 - Trend of Active Listing Count of Houses
Zip Code: 21090 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 41
Sep 2016 44
Oct 2016 45
Nov 2016 45
Dec 2016 42
Jan 2017 34
Feb 2017 29
Mar 2017 30
Apr 2017 28
May 2017 25
Jun 2017 30
Jul 2017 25
Aug 2017 25 0.0 -0.3902
Sep 2017 32 0.26 -0.2841
Oct 2017 27 -0.1429 -0.4
Nov 2017 28 0.037 -0.3778
Dec 2017 27 -0.0536 -0.3614
Jan 2018 21 -0.2075 -0.3824
Feb 2018 16 -0.2381 -0.4483
Mar 2018 11 -0.3438 -0.65
Apr 2018 20 0.9048 -0.2857
May 2018 26 0.275 0.02
Jun 2018 30 0.1569 -0.0167
Jul 2018 33 0.1186 0.32
Aug 2018 35 0.0606 0.4
Sep 2018 27 -0.2286 -0.1429
Oct 2018 32 0.1852 0.1852
Nov 2018 36 0.1094 0.2679
Dec 2018 31 -0.1408 0.1509
Jan 2019 25 -0.1803 0.1905
Feb 2019 19 -0.26 0.1563
Mar 2019 17 -0.0811 0.619
Apr 2019 18 0.0588 -0.1
May 2019 23 0.25 -0.1176
Jun 2019 30 0.3333 0.0169
Jul 2019 28 -0.0667 -0.1515
Aug 2019 22 -0.2143 -0.3714
Sep 2019 20 -0.0909 -0.2593
Oct 2019 18 -0.1 -0.4375
Nov 2019 19 0.0278 -0.4789
Dec 2019 24 0.2973 -0.2131
Jan 2020 19 -0.2083 -0.24
Feb 2020 20 0.0526 0.0811
Mar 2020 16 -0.2 -0.0588
Apr 2020 17 0.0625 -0.0556
May 2020 12 -0.2941 -0.4667
Jun 2020 16 0.3333 -0.4667
Jul 2020 13 -0.1875 -0.5357
Aug 2020 11 -0.1923 -0.5227
Sep 2020 11 0.0476 -0.45
Oct 2020 9 -0.1818 -0.5
Nov 2020 12 0.3333 -0.3514
Dec 2020 10 -0.1667 -0.5833
Jan 2021 6 -0.4 -0.6842
Feb 2021 8 0.3333 -0.6
Mar 2021 5 -0.375 -0.6875
Apr 2021 6 0.1 -0.6765
May 2021 7 0.2727 -0.4167
Jun 2021 7 0.0 -0.5625
Jul 2021 10 0.4286 -0.2308
Aug 2021 14 0.4 0.3333
Sep 2021 23 0.6429 1.0909
Oct 2021 17 -0.2826 0.8333
Nov 2021 14 -0.1515 0.1667
Dec 2021 16 0.1429 0.6
Jan 2022 15 -0.0938 1.4167
Feb 2022 9 -0.3793 0.125
Mar 2022 7 -0.2222 0.4
Apr 2022 12 0.7143 1.1818
May 2022 11 -0.0833 0.5714
Jun 2022 14 0.2727 1.0
Jul 2022 23 0.6071 1.25
Aug 2022 18 -0.2 0.2857
Sep 2022 18 -0.0278 -0.2391
Oct 2022 16 -0.1143 -0.0606
Nov 2022 20 0.2903 0.4286
Dec 2022 20 -0.025 0.2188
Jan 2023 13 -0.3333 -0.1034
Feb 2023 12 -0.0769 0.3333
Mar 2023 13 0.0417 0.7857
Apr 2023 10 -0.2 -0.1667
May 2023 10 0.0 -0.0909
Jun 2023 12 0.15 -0.1786
Jul 2023 12 0.0435 -0.4667
Aug 2023 8 -0.3333 -0.5556
Sep 2023 5 -0.375 -0.7143
Oct 2023 7 0.4 -0.5484
Nov 2023 15 1.0714 -0.275
Dec 2023 15 0.0 -0.2564
Jan 2024 10 -0.3103 -0.2308
Feb 2024 7 -0.35 -0.4583
Mar 2024 6 -0.0769 -0.52
Apr 2024 7 0.1667 -0.3
May 2024 9 0.2857 -0.1
Jun 2024 8 -0.1667 -0.3478
Jul 2024 9 0.2 -0.25
Aug 2024 11 0.2222 0.375
Sep 2024 11 0.0 1.2
Oct 2024 14 0.2273 0.9286
Nov 2024 19 0.3704 0.2759
Dec 2024 16 -0.1351 0.1034
Jan 2025 12 -0.25 0.2
Feb 2025 12 0.0 0.8462
Mar 2025 7 -0.4583 0.0833
Apr 2025 10 0.5385 0.4286
May 2025 10 -0.05 0.0556
Jun 2025 18 0.8947 1.4
Jul 2025 17 -0.0833 0.8333
Aug 2025 18 0.0606 0.5909
Sep 2025 14 -0.2 0.2727
Oct 2025 14 -0.0357 0.0
Nov 2025 11 -0.1852 -0.4054
Dec 2025 13 0.1818 -0.1875
Jan 2026 12 -0.0769 0.0
Feb 2026 11 -0.0833 -0.0833
Mar 2026 7 -0.4091 0.0