Table Data - Housing Inventory: Active Listing Count in Montgomery County, PA

Title Housing Inventory: Active Listing Count in Montgomery County, PA
Series ID ACTLISCOU42091
Source Realtor.com
Release Housing Inventory Core Metrics
Seasonal Adjustment Not Seasonally Adjusted
Frequency Monthly
Units Level
Date Range 2016-07-01 to 2026-05-01
Last Updated 2026-06-04 7:08 PM CDT
Notes The count of active single-family and condo/townhome listings for a given market during the specified month (excludes pending listings).

With the release of its September 2022 housing trends report, Realtor.com® incorporated a new and improved methodology for capturing and reporting housing inventory trends and metrics. The new methodology updates and improves the calculation of time on market and improves handling of duplicate listings. Most areas across the country will see minor changes with a smaller handful of areas seeing larger updates. As a result of these changes, the data released since October 2022 will not be directly comparable with previous data releases (files downloaded before October 2022) and Realtor.com® economics blog posts. However, future data releases, including historical data, will consistently apply the new methodology. More details are available at the source's Real Estate Data Library.

With the release of its November 2021 housing trends report, Realtor.com® incorporated a new and improved methodology for capturing and reporting housing inventory trends and metrics. The new methodology uses the latest and most accurate data mapping of listing statuses to yield a cleaner and more consistent measurement of active listings at both the national and local level. The methodology has also been adjusted to better account for missing data in some fields including square footage. Most areas across the country will see minor changes with a smaller handful of areas seeing larger updates. As a result of these changes, the data released since December 2021 will not be directly comparable with previous data releases (files downloaded before December 2021) and Realtor.com® economics blog posts. However, future data releases, including historical data, will consistently apply the new methodology. More details are available at the source's Real Estate Data Library.
DATE VALUE
2016-07-01 3682
2016-08-01 3591
2016-09-01 3598
2016-10-01 3540
2016-11-01 3356
2016-12-01 2905
2017-01-01 2615
2017-02-01 2650
2017-03-01 2710
2017-04-01 2789
2017-05-01 2955
2017-06-01 2961
2017-07-01 2989
2017-08-01 2966
2017-09-01 2980
2017-10-01 3194
2017-11-01 3043
2017-12-01 2589
2018-01-01 2304
2018-02-01 2358
2018-03-01 2239
2018-04-01 2450
2018-05-01 2670
2018-06-01 2743
2018-07-01 2777
2018-08-01 2740
2018-09-01 2778
2018-10-01 2855
2018-11-01 2712
2018-12-01 2342
2019-01-01 2109
2019-02-01 2077
2019-03-01 2175
2019-04-01 2281
2019-05-01 2434
2019-06-01 2577
2019-07-01 2588
2019-08-01 2490
2019-09-01 2350
2019-10-01 2224
2019-11-01 1968
2019-12-01 1652
2020-01-01 1457
2020-02-01 1462
2020-03-01 1510
2020-04-01 1287
2020-05-01 1390
2020-06-01 1536
2020-07-01 1413
2020-08-01 1319
2020-09-01 1259
2020-10-01 1245
2020-11-01 1145
2020-12-01 897
2021-01-01 794
2021-02-01 661
2021-03-01 732
2021-04-01 776
2021-05-01 891
2021-06-01 1065
2021-07-01 1146
2021-08-01 1145
2021-09-01 1094
2021-10-01 1047
2021-11-01 905
2021-12-01 690
2022-01-01 560
2022-02-01 559
2022-03-01 616
2022-04-01 665
2022-05-01 825
2022-06-01 960
2022-07-01 1063
2022-08-01 993
2022-09-01 960
2022-10-01 1022
2022-11-01 967
2022-12-01 742
2023-01-01 711
2023-02-01 663
2023-03-01 667
2023-04-01 643
2023-05-01 653
2023-06-01 670
2023-07-01 677
2023-08-01 699
2023-09-01 752
2023-10-01 816
2023-11-01 844
2023-12-01 747
2024-01-01 638
2024-02-01 633
2024-03-01 661
2024-04-01 699
2024-05-01 773
2024-06-01 861
2024-07-01 900
2024-08-01 916
2024-09-01 977
2024-10-01 1068
2024-11-01 1038
2024-12-01 831
2025-01-01 739
2025-02-01 693
2025-03-01 754
2025-04-01 863
2025-05-01 1009
2025-06-01 1106
2025-07-01 1067
2025-08-01 1103
2025-09-01 1201
2025-10-01 1194
2025-11-01 1137
2025-12-01 919
2026-01-01 822
2026-02-01 759
2026-03-01 833
2026-04-01 1028
2026-05-01 1133

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