Zip Code: 51537 (Harlan, IA) - 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 51537 Zip Code in February 2026 was 23. The month over month percentage change (MoM) was 0.0227%, and the year over year percentage change (YoY) was 0.25%.

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

The chart below shows the trend of active listing count in the 51537 zip code. The table below shows the trend, and the MoM and YoY percentage changes.

Data Source: Realtor.
Zip Code: 51537 - Trend of Active Listing Count of Houses
Zip Code: 51537 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 49
Sep 2016 45
Oct 2016 44
Nov 2016 44
Dec 2016 36
Jan 2017 37
Feb 2017 38
Mar 2017 34
Apr 2017 35
May 2017 37
Jun 2017 39
Jul 2017 36
Aug 2017 35 -0.0278 -0.2857
Sep 2017 35 0.0 -0.2222
Oct 2017 32 -0.0857 -0.2644
Nov 2017 25 -0.2188 -0.4318
Dec 2017 27 0.08 -0.25
Jan 2018 23 -0.1481 -0.3784
Feb 2018 25 0.0652 -0.3553
Mar 2018 26 0.0612 -0.2239
Apr 2018 27 0.0385 -0.2286
May 2018 28 0.037 -0.2432
Jun 2018 28 -0.0179 -0.2857
Jul 2018 28 0.0182 -0.2222
Aug 2018 28 0.0 -0.2
Sep 2018 31 0.1071 -0.1143
Oct 2018 29 -0.0645 -0.0938
Nov 2018 31 0.069 0.24
Dec 2018 30 -0.0484 0.0926
Jan 2019 27 -0.0847 0.1739
Feb 2019 29 0.0556 0.1633
Mar 2019 28 -0.0175 0.0769
Apr 2019 26 -0.0714 -0.037
May 2019 24 -0.0769 -0.1429
Jun 2019 24 0.0 -0.1273
Jul 2019 25 0.0417 -0.1071
Aug 2019 27 0.06 -0.0536
Sep 2019 26 -0.0189 -0.1613
Oct 2019 25 -0.0385 -0.1379
Nov 2019 25 0.0 -0.1935
Dec 2019 23 -0.08 -0.2203
Jan 2020 20 -0.1304 -0.2593
Feb 2020 25 0.225 -0.1404
Mar 2020 23 -0.0612 -0.1786
Apr 2020 26 0.1304 0.0
May 2020 23 -0.1154 -0.0417
Jun 2020 26 0.1304 0.0833
Jul 2020 23 -0.1154 -0.08
Aug 2020 18 -0.2391 -0.3396
Sep 2020 17 -0.0286 -0.3462
Oct 2020 18 0.0294 -0.3
Nov 2020 13 -0.2571 -0.48
Dec 2020 15 0.1538 -0.3478
Jan 2021 17 0.1 -0.175
Feb 2021 17 0.0303 -0.3061
Mar 2021 12 -0.2941 -0.4783
Apr 2021 8 -0.3333 -0.6923
May 2021 15 0.875 -0.3478
Jun 2021 23 0.5333 -0.1154
Jul 2021 23 -0.0217 -0.0217
Aug 2021 20 -0.1111 0.1429
Sep 2021 19 -0.075 0.0882
Oct 2021 15 -0.2162 -0.1714
Nov 2021 13 -0.1034 0.0
Dec 2021 16 0.1923 0.0333
Jan 2022 17 0.0968 0.0303
Feb 2022 13 -0.2353 -0.2353
Mar 2022 14 0.0385 0.125
Apr 2022 15 0.0741 0.8125
May 2022 16 0.1034 0.0667
Jun 2022 14 -0.1563 -0.413
Jul 2022 13 -0.0741 -0.4444
Aug 2022 17 0.36 -0.15
Sep 2022 18 0.0588 -0.027
Oct 2022 13 -0.2778 -0.1034
Nov 2022 10 -0.2308 -0.2308
Dec 2022 12 0.2 -0.2258
Jan 2023 11 -0.0833 -0.3529
Feb 2023 7 -0.3636 -0.4615
Mar 2023 7 0.0 -0.4815
Apr 2023 7 0.0 -0.5172
May 2023 7 0.0 -0.5625
Jun 2023 6 -0.1429 -0.5556
Jul 2023 7 0.0833 -0.48
Aug 2023 9 0.3846 -0.4706
Sep 2023 14 0.5 -0.25
Oct 2023 16 0.1852 0.2308
Nov 2023 17 0.0313 0.65
Dec 2023 18 0.0909 0.5
Jan 2024 18 0.0 0.6364
Feb 2024 14 -0.2222 1.0
Mar 2024 14 0.0 1.0
Apr 2024 15 0.0714 1.1429
May 2024 17 0.1333 1.4286
Jun 2024 18 0.0588 2.0
Jul 2024 21 0.1667 2.2308
Aug 2024 21 -0.0238 1.2778
Sep 2024 20 -0.0244 0.4815
Oct 2024 22 0.075 0.3438
Nov 2024 24 0.093 0.4242
Dec 2024 28 0.1915 0.5556
Jan 2025 26 -0.0893 0.4167
Feb 2025 20 -0.2157 0.4286
Mar 2025 18 -0.1 0.2857
Apr 2025 16 -0.1111 0.0667
May 2025 20 0.2188 0.1471
Jun 2025 26 0.3333 0.4444
Jul 2025 26 0.0 0.2381
Aug 2025 25 -0.0577 0.1951
Sep 2025 22 -0.102 0.1
Oct 2025 23 0.0455 0.0698
Nov 2025 26 0.1304 0.1064
Dec 2025 22 -0.1538 -0.2143
Jan 2026 23 0.0227 -0.1176
Feb 2026 22 -0.0222 0.1
Mar 2026 23 0.0227 0.25