Table Data - Housing Inventory: Active Listing Count in New Castle County, DE

Title Housing Inventory: Active Listing Count in New Castle County, DE
Series ID ACTLISCOU10003
Source Realtor.com
Release Housing Inventory Core Metrics
Seasonal Adjustment Not Seasonally Adjusted
Frequency Monthly
Units Level
Date Range 2016-07-01 to 2026-08-01
Last Updated 2026-09-04 5:59 AM 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 2292
2016-08-01 2295
2016-09-01 2327
2016-10-01 2367
2016-11-01 2302
2016-12-01 2052
2017-01-01 1911
2017-02-01 1880
2017-03-01 1880
2017-04-01 1952
2017-05-01 1980
2017-06-01 1988
2017-07-01 2053
2017-08-01 1993
2017-09-01 2004
2017-10-01 2180
2017-11-01 2106
2017-12-01 1867
2018-01-01 1617
2018-02-01 1577
2018-03-01 1528
2018-04-01 1582
2018-05-01 1633
2018-06-01 1651
2018-07-01 1686
2018-08-01 1651
2018-09-01 1631
2018-10-01 1686
2018-11-01 1740
2018-12-01 1690
2019-01-01 1490
2019-02-01 1452
2019-03-01 1439
2019-04-01 1459
2019-05-01 1478
2019-06-01 1508
2019-07-01 1441
2019-08-01 1389
2019-09-01 1360
2019-10-01 1338
2019-11-01 1284
2019-12-01 1110
2020-01-01 983
2020-02-01 957
2020-03-01 943
2020-04-01 864
2020-05-01 851
2020-06-01 801
2020-07-01 691
2020-08-01 669
2020-09-01 636
2020-10-01 640
2020-11-01 618
2020-12-01 542
2021-01-01 465
2021-02-01 426
2021-03-01 417
2021-04-01 455
2021-05-01 504
2021-06-01 616
2021-07-01 694
2021-08-01 709
2021-09-01 708
2021-10-01 715
2021-11-01 603
2021-12-01 545
2022-01-01 456
2022-02-01 442
2022-03-01 422
2022-04-01 443
2022-05-01 503
2022-06-01 564
2022-07-01 666
2022-08-01 638
2022-09-01 622
2022-10-01 666
2022-11-01 671
2022-12-01 576
2023-01-01 505
2023-02-01 434
2023-03-01 428
2023-04-01 438
2023-05-01 432
2023-06-01 466
2023-07-01 475
2023-08-01 499
2023-09-01 538
2023-10-01 587
2023-11-01 590
2023-12-01 549
2024-01-01 483
2024-02-01 479
2024-03-01 480
2024-04-01 495
2024-05-01 528
2024-06-01 566
2024-07-01 571
2024-08-01 626
2024-09-01 690
2024-10-01 712
2024-11-01 735
2024-12-01 687
2025-01-01 635
2025-02-01 639
2025-03-01 664
2025-04-01 701
2025-05-01 722
2025-06-01 744
2025-07-01 756
2025-08-01 810
2025-09-01 826
2025-10-01 839
2025-11-01 818
2025-12-01 733
2026-01-01 687
2026-02-01 682
2026-03-01 742
2026-04-01 818
2026-05-01 855
2026-06-01 924
2026-07-01 919
2026-08-01 962

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