Zip Code: 57751 (Keystone, SD) - Trend of Average House Listing Price (Realtor)
Updated on March 13, 2026.

According to data from Realtor.com, the average house listing price for the 57751 Zip Code in February 2026 was $679,783. The month over month percentage change (MoM) was -0.0586%, and the year over year percentage change (YoY) was -0.5046%.

You can see similar for other South Dakota Zip Codes, and for South Dakota.

The chart below shows the trend of the average house listing price in the 57751 zip code. The table below shows the trend of the average house listing price, and the MoM and YoY percentage changes.

Data Source: Realtor.
Zip Code: 57751 - Trend of Average House Listing Price ($)
Zip Code: 57751 Trend of Average House Listing Price
Items per page:
1 – 10 of 115
Month Price ($) MoM Perc. Change (%) YoY Perc. Change (%)
Aug 2016 513993
Sep 2016 499320
Oct 2016 515714
Nov 2016 525192
Dec 2016 516050
Jan 2017 575260
Feb 2017 755889
Mar 2017 834580
Apr 2017 841842
May 2017 885200
Jun 2017 784036
Jul 2017 726875
Aug 2017 672080 -0.0754 0.3076
Sep 2017 704950 0.0489 0.4118
Oct 2017 703700 -0.0018 0.3645
Nov 2017 734317 0.0435 0.3982
Dec 2017 872983 0.1888 0.6917
Jan 2018 510386 -0.4154 -0.1128
Feb 2018 745363 0.4604 -0.0139
Mar 2018 754309 0.012 -0.0962
Apr 2018 782225 0.037 -0.0708
May 2018 377967 -0.5168 -0.573
Jun 2018 548561 0.4513 -0.3003
Jul 2018 725225 0.322 -0.0023
Aug 2018 744955 0.0272 0.1084
Sep 2018 853633 0.1459 0.2109
Oct 2018 717569 -0.1594 0.0197
Nov 2018 590314 -0.1773 -0.1961
Dec 2018 596657 0.0107 -0.3165
Jan 2019 306649 -0.4861 -0.3992
Feb 2019 227141 -0.2593 -0.6953
Mar 2019 194189 -0.1451 -0.7426
Apr 2019 249157 0.2831 -0.6815
May 2019 344856 0.3841 -0.0876
Jun 2019 334215 -0.0309 -0.3907
Jul 2019 455142 0.3618 -0.3724
Aug 2019 473100 0.0395 -0.3649
Sep 2019 457199 -0.0336 -0.4644
Oct 2019 433348 -0.0522 -0.3961
Nov 2019 405272 -0.0648 -0.3135
Dec 2019 418562 0.0328 -0.2985
Jan 2020 422858 0.0103 0.379
Feb 2020 413900 -0.0212 0.8222
Mar 2020 409733 -0.0101 1.11
Apr 2020 446270 0.0892 0.7911
May 2020 446270 0.0 0.2941
Jun 2020 325406 -0.2708 -0.0264
Jul 2020 453763 0.3945 -0.003
Aug 2020 743910 0.6394 0.5724
Sep 2020 994633 0.337 1.1755
Oct 2020 760000 -0.2359 0.7538
Nov 2020 533300 -0.2983 0.3159
Dec 2020 985000 0.847 1.3533
Jan 2021 985000 0.0 1.3294
Feb 2021 985000 0.0 1.3798
Mar 2021 557000 -0.4345 0.3594
Apr 2021 600000 0.0772 0.3445
May 2021 487500 -0.1875 0.0924
Jun 2021 339500 -0.3036 0.0433
Jul 2021 266750 -0.2143 -0.4121
Aug 2021 157000 -0.4114 -0.789
Sep 2021 850000 4.414 -0.1454
Oct 2021 510000 -0.4 -0.3289
Nov 2021 458675 -0.1006 -0.1399
Dec 2021 395000 -0.1388 -0.599
Jan 2022 251400 -0.3635 -0.7448
Feb 2022 251400 0.0 -0.7448
Apr 2022 1369425 1.2824
May 2022 1238850 -0.0954 1.5412
Jun 2022 920833 -0.2567 1.7123
Jul 2022 945667 0.027 2.5451
Aug 2022 883333 -0.0659 4.6263
Sep 2022 911042 0.0314 0.0718
Oct 2022 948333 0.0409 0.8595
Nov 2022 749975 -0.2092 0.6351
Dec 2022 827450 0.1033 1.0948
Jan 2023 814950 -0.0151 2.2416
Feb 2023 360000 -0.5583 0.432
Mar 2023 800000 1.2222
Apr 2023 750000 -0.0625 -0.4523
May 2023 591667 -0.2111 -0.5224
Jun 2023 718733 0.2148 -0.2195
Jul 2023 749942 0.0434 -0.207
Aug 2023 721975 -0.0373 -0.1827
Sep 2023 620925 -0.14 -0.3184
Oct 2023 659560 0.0622 -0.3045
Nov 2023 575003 -0.1282 -0.2333
Dec 2023 477475 -0.1696 -0.423
Jan 2024 504700 0.057 -0.3807
Feb 2024 499600 -0.0101 0.3878
Mar 2024 537967 0.0768 -0.3275
Apr 2024 492317 -0.0849 -0.3436
May 2024 527933 0.0723 -0.1077
Jun 2024 560975 0.0626 -0.2195
Jul 2024 555975 -0.0089 -0.2586
Aug 2024 593633 0.0677 -0.1778
Sep 2024 645725 0.0878 0.0399
Oct 2024 948854 0.4694 0.4386
Nov 2024 868700 -0.0845 0.5108
Dec 2024 1146867 0.3202 1.4019
Jan 2025 1191454 0.0389 1.3607
Feb 2025 1389780 0.1665 1.7818
Mar 2025 1372140 -0.0127 1.5506
Apr 2025 1273500 -0.0719 1.5867
May 2025 1539650 0.209 1.9164
Jun 2025 1109211 -0.2796 0.9773
Jul 2025 1066900 -0.0381 0.919
Aug 2025 1017238 -0.0465 0.7136
Sep 2025 1064238 0.0462 0.6481
Oct 2025 1039919 -0.0229 0.096
Nov 2025 1038433 -0.0014 0.1954
Dec 2025 941350 -0.0935 -0.1792
Jan 2026 867728 -0.0782 -0.2717
Feb 2026 722133 -0.1678 -0.4804
Mar 2026 679783 -0.0586 -0.5046