New Castle County, DE Trend of Average House Listing Price (Realtor)

Updated on March 13, 2026.

According to data from Realtor.com, the average house listing price in New Castle County, DE in February 2026 was $531,908. The month over month percentage change (MoM) was 0.017%, and the year over year percentage change (YoY) was 0.0034%.

You can see similar for other Delaware counties, and for Delaware.

The chart below shows the trend of the New Castle County, DE average house listing price. The table below shows the trend of the New Castle County, DE average house listing price, and the MoM and YoY percentage changes.

Data Source: Realtor.
New Castle County, DE Trend of Average House Listing Price ($)
New Castle County, DE Trend of Average House Listing Price
1 – 10 of 116
Month Price ($) MoM Perc. Change (%) YoY Perc. Change (%)
Aug 2016 295210
Sep 2016 290463
Oct 2016 290413
Nov 2016 289137
Dec 2016 284095
Jan 2017 285205
Feb 2017 286082
Mar 2017 286260
Apr 2017 289012
May 2017 294898
Jun 2017 304896
Jul 2017 311386
Aug 2017 313445 0.0066 0.0618
Sep 2017 313977 0.0017 0.081
Oct 2017 317238 0.0104 0.0924
Nov 2017 313385 -0.0121 0.0839
Dec 2017 305666 -0.0246 0.0759
Jan 2018 300445 -0.0171 0.0534
Feb 2018 300412 -0.0001 0.0501
Mar 2018 300350 -0.0002 0.0492
Apr 2018 315471 0.0503 0.0915
May 2018 329038 0.043 0.1158
Jun 2018 331764 0.0083 0.0881
Jul 2018 326825 -0.0149 0.0496
Aug 2018 317160 -0.0296 0.0119
Sep 2018 325171 0.0253 0.0357
Oct 2018 324393 -0.0024 0.0226
Nov 2018 322914 -0.0046 0.0304
Dec 2018 318168 -0.0147 0.0409
Jan 2019 311836 -0.0199 0.0379
Feb 2019 309853 -0.0064 0.0314
Mar 2019 309794 -0.0002 0.0314
Apr 2019 317754 0.0257 0.0072
May 2019 329663 0.0375 0.0019
Jun 2019 337296 0.0232 0.0167
Jul 2019 348614 0.0336 0.0667
Aug 2019 348611 0.0 0.0992
Sep 2019 345419 -0.0092 0.0623
Oct 2019 342715 -0.0078 0.0565
Nov 2019 341967 -0.0022 0.059
Dec 2019 345590 0.0106 0.0862
Jan 2020 352627 0.0204 0.1308
Feb 2020 351168 -0.0041 0.1333
Mar 2020 355992 0.0137 0.1491
Apr 2020 367609 0.0326 0.1569
May 2020 362665 -0.0134 0.1001
Jun 2020 377342 0.0405 0.1187
Jul 2020 392115 0.0392 0.1248
Aug 2020 403365 0.0287 0.1571
Sep 2020 399680 -0.0091 0.1571
Oct 2020 395637 -0.0101 0.1544
Nov 2020 386497 -0.0231 0.1302
Dec 2020 374681 -0.0306 0.0842
Jan 2021 364488 -0.0272 0.0336
Feb 2021 377583 0.0359 0.0752
Mar 2021 390028 0.033 0.0956
Apr 2021 413832 0.061 0.1257
May 2021 435070 0.0513 0.1996
Jun 2021 417043 -0.0414 0.1052
Jul 2021 393210 -0.0571 0.0028
Aug 2021 381552 -0.0296 -0.0541
Sep 2021 375551 -0.0157 -0.0604
Oct 2021 382015 0.0172 -0.0344
Nov 2021 388063 0.0158 0.0041
Dec 2021 383823 -0.0109 0.0244
Jan 2022 386740 0.0076 0.061
Feb 2022 385925 -0.0021 0.0221
Mar 2022 400223 0.037 0.0261
Apr 2022 434171 0.0848 0.0491
May 2022 446661 0.0288 0.0266
Jun 2022 450945 0.0096 0.0813
Jul 2022 446554 -0.0097 0.1357
Aug 2022 453880 0.0164 0.1896
Sep 2022 455331 0.0032 0.2124
Oct 2022 450250 -0.0112 0.1786
Nov 2022 447580 -0.0059 0.1534
Dec 2022 438148 -0.0211 0.1415
Jan 2023 431043 -0.0162 0.1146
Feb 2023 455702 0.0572 0.1808
Mar 2023 492626 0.081 0.2309
Apr 2023 492896 0.0005 0.1353
May 2023 476829 -0.0326 0.0675
Jun 2023 511614 0.073 0.1345
Jul 2023 544942 0.0651 0.2203
Aug 2023 543994 -0.0017 0.1985
Sep 2023 564771 0.0382 0.2404
Oct 2023 564906 0.0002 0.2546
Nov 2023 561420 -0.0062 0.2543
Dec 2023 541841 -0.0349 0.2367
Jan 2024 515559 -0.0485 0.1961
Feb 2024 522218 0.0129 0.146
Mar 2024 496492 -0.0493 0.0078
Apr 2024 504382 0.0159 0.0233
May 2024 635266 0.2595 0.3323
Jun 2024 628849 -0.0101 0.2291
Jul 2024 604312 -0.039 0.1089
Aug 2024 605597 0.0021 0.1132
Sep 2024 592074 -0.0223 0.0483
Oct 2024 555252 -0.0622 -0.0171
Nov 2024 543782 -0.0207 -0.0314
Dec 2024 534383 -0.0173 -0.0138
Jan 2025 527339 -0.0132 0.0228
Feb 2025 539406 0.0229 0.0329
Mar 2025 530100 -0.0173 0.0677
Apr 2025 530891 0.0015 0.0526
May 2025 538330 0.014 -0.1526
Jun 2025 553651 0.0285 -0.1196
Jul 2025 555943 0.0041 -0.08
Aug 2025 543166 -0.023 -0.1031
Sep 2025 541630 -0.0028 -0.0852
Oct 2025 540968 -0.0012 -0.0257
Nov 2025 481708 -0.1095 -0.1142
Dec 2025 510017 0.0588 -0.0456
Jan 2026 517634 0.0149 -0.0184
Feb 2026 523040 0.0104 -0.0303
Mar 2026 531908 0.017 0.0034