Zip Code: 98923 (Cowiche, Washington) - Trend of Zillow Home Value Index (ZHVI) for All Homes (SFR, Condo/Co-op), Smooth and Seasonally Adjusted (Zillow)
Updated on March 22, 2026.

According to data from Zillow.com, the smoothed and seasonally adjusted Zillow home value index (ZHVI) for All Homes (SFR, Condo/Co-op) in the 98923 Zip Code (Cowiche, Washington) in February 2026 was $343,813.043. The month over month percentage change (MoM) was 0.31%, and the year over year percentage change (YoY) was -0.17%.

The chart below shows the trend of the smoothed and seasonally adjusted ZHVI for the 98923 zip code (Cowiche, Washington). The table below shows the trend of the smoothed and seasonally adjusted ZHVI, and the MoM and YoY percentage changes for the 98923 zip code (Cowiche, Washington).

You can see similar information for other Washington zip codes, and for Washington.

Note: Zillow Home Value Index (ZHVI) is a measure of the typical home value and market changes across a given region and housing type. It reflects the typical value for homes in the 35th to 65th percentile range.

Data Source: Zillow.
Zip Code: 98923 (Cowiche, Washington) - Trend of Zillow Home Value Index (ZHVI), Smooth and Seasonally Adjusted ($)
Zip Code: 98923 (Cowiche, Washington) - Trend of Zillow Home Value Index (ZHVI), Smooth and Seasonally Adjusted
Items per page:
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Month ZHVI ($) MoM Perc. Change (%) YoY Perc. Change (%)
Jan 2015 172234.15538407842 -0.20 1.84
Feb 2015 172528.73975881227 0.17 2.09
Mar 2015 173105.7141284735 0.33 2.37
Apr 2015 174223.2991988608 0.65 2.79
May 2015 175506.92759227904 0.74 3.29
Jun 2015 176740.59930519457 0.70 4.16
Jul 2015 177853.310745765 0.63 4.85
Aug 2015 178252.99394632832 0.23 4.93
Sep 2015 178716.3290221458 0.26 4.42
Oct 2015 180413.66957824657 0.95 4.75
Nov 2015 182725.78609821235 1.28 5.92
Dec 2015 185206.08927657406 1.36 7.32
Jan 2016 185387.97906089728 0.10 7.64
Feb 2016 185040.64723310026 -0.19 7.25
Mar 2016 183805.06468098206 -0.67 6.18
Apr 2016 183876.96581355212 0.04 5.54
May 2016 184881.57598697022 0.55 5.34
Jun 2016 186617.6438113108 0.94 5.59
Jul 2016 188762.68192412984 1.15 6.13
Aug 2016 191017.9747424624 1.20 7.16
Sep 2016 193342.45499683695 1.22 8.18
Oct 2016 195218.5223713737 0.97 8.21
Nov 2016 196622.6043899793 0.72 7.61
Dec 2016 197607.28320873276 0.50 6.70
Jan 2017 198431.34631560813 0.42 7.04
Feb 2017 198962.77644074953 0.27 7.52
Mar 2017 199447.80140016772 0.24 8.51
Apr 2017 200294.47429909304 0.43 8.93
May 2017 201283.2832985092 0.49 8.87
Jun 2017 202753.984517392 0.73 8.65
Jul 2017 204652.27298335705 0.94 8.42
Aug 2017 206897.0054669526 1.10 8.31
Sep 2017 208931.9264838749 0.98 8.06
Oct 2017 210857.834644865 0.92 8.01
Nov 2017 212640.3489036922 0.85 8.15
Dec 2017 214524.5640920331 0.89 8.56
Jan 2018 215889.07405244568 0.64 8.80
Feb 2018 217166.06532917265 0.59 9.15
Mar 2018 218391.231675152 0.56 9.50
Apr 2018 219302.81709726484 0.42 9.49
May 2018 220358.31910882957 0.48 9.48
Jun 2018 221222.34018024916 0.39 9.11
Jul 2018 223411.82931665066 0.99 9.17
Aug 2018 225847.13422653265 1.09 9.16
Sep 2018 228388.04638915704 1.13 9.31
Oct 2018 229414.2339233472 0.45 8.80
Nov 2018 230346.6710540679 0.41 8.33
Dec 2018 231010.98675007047 0.29 7.69
Jan 2019 232134.78219597987 0.49 7.53
Feb 2019 233261.7554283782 0.49 7.41
Mar 2019 235292.92175856838 0.87 7.74
Apr 2019 237501.47225604233 0.94 8.30
May 2019 239224.868085418 0.73 8.56
Jun 2019 240431.9331879751 0.51 8.68
Jul 2019 241884.44365997202 0.60 8.27
Aug 2019 244284.49430602687 0.99 8.16
Sep 2019 246383.08462663126 0.86 7.88
Oct 2019 248069.82455668793 0.69 8.13
Nov 2019 249312.85477611364 0.50 8.23
Dec 2019 250758.31618612408 0.58 8.55
Jan 2020 252250.23265632652 0.60 8.66
Feb 2020 253715.41924284256 0.58 8.77
Mar 2020 255957.80483190095 0.88 8.78
Apr 2020 258477.9947791607 0.99 8.83
May 2020 260483.56807567936 0.78 8.89
Jun 2020 261714.1658035285 0.47 8.85
Jul 2020 263411.86279078404 0.65 8.90
Aug 2020 266896.24228179996 1.32 9.26
Sep 2020 273469.7140512015 2.46 10.99
Oct 2020 280802.66934317286 2.68 13.20
Nov 2020 287707.38038225117 2.46 15.40
Dec 2020 291550.5296324862 1.34 16.27
Jan 2021 294697.60560423747 1.08 16.83
Feb 2021 297772.06437814166 1.04 17.36
Mar 2021 302161.40383390733 1.47 18.05
Apr 2021 308135.5579849864 1.98 19.21
May 2021 316386.83638216055 2.68 21.46
Jun 2021 325759.12570926076 2.96 24.47
Jul 2021 331014.8256315 1.61 25.66
Aug 2021 330494.1747384002 -0.16 23.83
Sep 2021 325802.04420393775 -1.42 19.14
Oct 2021 321618.2683905649 -1.28 14.54
Nov 2021 319360.5130187205 -0.70 11.00
Dec 2021 318625.428054271 -0.23 9.29
Jan 2022 321721.66767342674 0.97 9.17
Feb 2022 327176.4414956934 1.70 9.88
Mar 2022 334112.4896002552 2.12 10.57
Apr 2022 339832.3585459959 1.71 10.29
May 2022 344071.51560228085 1.25 8.75
Jun 2022 346929.140595051 0.83 6.50
Jul 2022 346547.1838033884 -0.11 4.69
Aug 2022 344586.6482823911 -0.57 4.26
Sep 2022 341529.1995531094 -0.89 4.83
Oct 2022 339439.4517686776 -0.61 5.54
Nov 2022 337310.50883746205 -0.63 5.62
Dec 2022 335683.021771112 -0.48 5.35
Jan 2023 333827.80210492434 -0.55 3.76
Feb 2023 333068.6980482884 -0.23 1.80
Mar 2023 333475.62375616346 0.12 -0.19
Apr 2023 335829.09994430974 0.71 -1.18
May 2023 338390.48819868447 0.76 -1.65
Jun 2023 340125.113801346 0.51 -1.96
Jul 2023 340472.74279294885 0.10 -1.75
Aug 2023 340548.8211384029 0.02 -1.17
Sep 2023 340720.03210462007 0.05 -0.24
Oct 2023 340566.23381650983 -0.04 0.33
Nov 2023 339756.0012101847 -0.24 0.73
Dec 2023 338247.5705132044 -0.44 0.76
Jan 2024 337231.0348337914 -0.30 1.02
Feb 2024 337082.14404228434 -0.04 1.21
Mar 2024 338079.28521681955 0.30 1.38
Apr 2024 340048.84561185795 0.58 1.26
May 2024 341923.10740228015 0.55 1.04
Jun 2024 342818.8952354964 0.26 0.79
Jul 2024 342387.0257021692 -0.13 0.56
Aug 2024 341573.6674296228 -0.24 0.30
Sep 2024 340657.1404346533 -0.27 -0.02
Oct 2024 340148.3602929031 -0.15 -0.12
Nov 2024 340170.0385247061 0.01 0.12
Dec 2024 341633.18236034893 0.43 1.00
Jan 2025 343096.2161402797 0.43 1.74
Feb 2025 344399.4128693605 0.38 2.17
Mar 2025 344273.75294142734 -0.04 1.83
Apr 2025 342918.02964992105 -0.39 0.84
May 2025 341245.9511991393 -0.49 -0.20
Jun 2025 339919.5331954495 -0.39 -0.85
Jul 2025 340103.0089599269 0.05 -0.67
Aug 2025 340202.7382746031 0.03 -0.40
Sep 2025 340313.57394394936 0.03 -0.10
Oct 2025 340358.1942970765 0.01 0.06
Nov 2025 340722.3685169273 0.11 0.16
Dec 2025 341754.4901226523 0.30 0.04
Jan 2026 342756.99377706647 0.29 -0.10
Feb 2026 343813.0426582576 0.31 -0.17