Zip Code: 99170 (Rosalia, WA) - Trend of Median House Listing Price (Realtor)
Updated on March 13, 2026.

According to data from Realtor.com, the median house listing price for the 99170 Zip Code in February 2026 was $354,500. The month over month percentage change (MoM) was -0.007%, and the year over year percentage change (YoY) was -0.3934%.

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

The chart below shows the trend of the median house listing price in the 99170 zip code. The table below shows the trend of the median house listing price, and the MoM and YoY percentage changes.

Data Source: Realtor.
Zip Code: 99170 - Trend of Median House Listing Price ($)
Zip Code: 99170 Trend of Median House Listing Price
Items per page:
1 – 10 of 116
Month Price ($) MoM Perc. Change (%) YoY Perc. Change (%)
Aug 2016 139900
Sep 2016 335000
Oct 2016 317375
Nov 2016 198900
Dec 2016 217425
Jan 2017 244950
Feb 2017 228000
Mar 2017 228000
Apr 2017 172950
May 2017 199900
Jun 2017 256225
Jul 2017 204925
Aug 2017 210000 0.0248 0.5011
Sep 2017 180000 -0.1429 -0.4627
Oct 2017 190750 0.0597 -0.399
Nov 2017 174300 -0.0862 -0.1237
Dec 2017 167500 -0.039 -0.2296
Jan 2018 171200 0.0221 -0.3011
Feb 2018 174900 0.0216 -0.2329
Mar 2018 187000 0.0692 -0.1798
Apr 2018 174900 -0.0647 0.0113
May 2018 123225 -0.2955 -0.3836
Jun 2018 119900 -0.027 -0.5321
Jul 2018 119995 0.0008 -0.4144
Aug 2018 106248 -0.1146 -0.4941
Sep 2018 177424 0.6699 -0.0143
Oct 2018 187450 0.0565 -0.0173
Nov 2018 174675 -0.0682 0.0022
Dec 2018 179450 0.0273 0.0713
Jan 2019 185000 0.0309 0.0806
Feb 2019 267000 0.4432 0.5266
Mar 2019 853500 2.1966 3.5642
Apr 2019 1104857 0.2945 5.3171
May 2019 1440000 0.3033 10.6859
Jun 2019 621750 -0.5682 4.1856
Jul 2019 385000 -0.3808 2.2085
Aug 2019 277000 -0.2805 1.6071
Sep 2019 254714 -0.0805 0.4356
Oct 2019 533284 1.0937 1.8449
Nov 2019 718998 0.3482 3.1162
Dec 2019 169900 -0.7637 -0.0532
Jan 2020 191725 0.1285 0.0364
Feb 2020 747500 2.8988 1.7996
Mar 2020 747500 0.0 -0.1242
Apr 2020 747500 0.0 -0.3234
May 2020 792750 0.0605 -0.4495
Jun 2020 792750 0.0 0.275
Jul 2020 1440000 0.8165 2.7403
Aug 2020 1440000 0.0 4.1986
Sep 2020 225000 -0.8438 -0.1167
Oct 2020 599250 1.6633 0.1237
Nov 2020 199000 -0.6679 -0.7232
Dec 2020 752500 2.7814 3.4291
Jan 2021 1440000 0.9136 6.5108
Feb 2021 1440000 0.0 0.9264
Mar 2021 822500 -0.4288 0.1003
Apr 2021 822500 0.0 0.1003
May 2021 1440000 0.7508 0.8165
Jun 2021 1440000 0.0 0.8165
Jul 2021 767500 -0.467 -0.467
Aug 2021 269900 -0.6483 -0.8126
Sep 2021 1440000 4.3353 5.4
Oct 2021 915000 -0.3646 0.5269
Nov 2021 425000 -0.5355 1.1357
Dec 2021 446250 0.05 -0.407
Jan 2022 446250 0.0 -0.6901
Feb 2022 362500 -0.1877 -0.7483
Mar 2022 340450 -0.0608 -0.5861
Apr 2022 405500 0.1911 -0.507
May 2022 274825 -0.3223 -0.8091
Jun 2022 452250 0.6456 -0.6859
Jul 2022 614400 0.3585 -0.1995
Aug 2022 610900 -0.0057 1.2634
Sep 2022 540975 -0.1145 -0.6243
Oct 2022 647400 0.1967 -0.2925
Nov 2022 599800 -0.0735 0.4113
Dec 2022 599800 0.0 0.3441
Jan 2023 622500 0.0378 0.395
Feb 2023 599800 -0.0365 0.6546
Mar 2023 597000 -0.0047 0.7536
Apr 2023 899000 0.5059 1.217
May 2023 584000 -0.3504 1.125
Jun 2023 454500 -0.2217 0.005
Jul 2023 325000 -0.2849 -0.471
Aug 2023 337000 0.0369 -0.4484
Sep 2023 333450 -0.0105 -0.3836
Oct 2023 349000 0.0466 -0.4609
Nov 2023 307500 -0.1189 -0.4873
Dec 2023 232500 -0.2439 -0.6124
Jan 2024 945000 3.0645 0.5181
Feb 2024 597500 -0.3677 -0.0038
Mar 2024 721200 0.207 0.208
Apr 2024 569950 -0.2097 -0.366
May 2024 844900 0.4824 0.4467
Jun 2024 466224 -0.4482 0.0258
Jul 2024 487000 0.0446 0.4985
Aug 2024 649950 0.3346 0.9286
Sep 2024 375000 -0.423 0.1246
Oct 2024 416863 0.1116 0.1944
Nov 2024 357000 -0.1436 0.161
Dec 2024 359000 0.0056 0.5441
Jan 2025 359000 0.0 -0.6201
Feb 2025 364000 0.0139 -0.3908
Mar 2025 584450 0.6056 -0.1896
Apr 2025 584450 0.0 0.0254
May 2025 395000 -0.3242 -0.5325
Jun 2025 395000 0.0 -0.1528
Jul 2025 387450 -0.0191 -0.2044
Aug 2025 387750 0.0008 -0.4034
Sep 2025 370000 -0.0458 -0.0133
Oct 2025 373750 0.0101 -0.1034
Nov 2025 373750 0.0 0.0469
Dec 2025 370000 -0.01 0.0306
Jan 2026 393000 0.0622 0.0947
Feb 2026 357000 -0.0916 -0.0192
Mar 2026 354500 -0.007 -0.3934