Zip Code: 98188 (Seatac, 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 98188 Zip Code (Seatac, Washington) in February 2026 was $576,381.954. The month over month percentage change (MoM) was 0.10%, and the year over year percentage change (YoY) was -0.74%.

The chart below shows the trend of the smoothed and seasonally adjusted ZHVI for the 98188 zip code (Seatac, Washington). The table below shows the trend of the smoothed and seasonally adjusted ZHVI, and the MoM and YoY percentage changes for the 98188 zip code (Seatac, 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: 98188 (Seatac, Washington) - Trend of Zillow Home Value Index (ZHVI), Smooth and Seasonally Adjusted ($)
Zip Code: 98188 (Seatac, Washington) - Trend of Zillow Home Value Index (ZHVI), Smooth and Seasonally Adjusted
Items per page:
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Month ZHVI ($) MoM Perc. Change (%) YoY Perc. Change (%)
Jan 2015 222839.9079921924 1.00 7.35
Feb 2015 225092.50966778677 1.01 7.78
Mar 2015 227159.70056836566 0.92 8.68
Apr 2015 229776.99963271653 1.15 9.87
May 2015 232911.69072467004 1.36 10.89
Jun 2015 235895.4103430505 1.28 11.69
Jul 2015 239098.8344034406 1.36 12.61
Aug 2015 242458.09548552035 1.41 13.58
Sep 2015 246332.45603539143 1.60 14.57
Oct 2015 250420.15211599084 1.66 15.60
Nov 2015 254277.86883543097 1.54 16.39
Dec 2015 258385.81480055724 1.62 17.11
Jan 2016 262678.1275094187 1.66 17.88
Feb 2016 267108.0797958361 1.69 18.67
Mar 2016 270865.77982886817 1.41 19.24
Apr 2016 274289.50038589915 1.26 19.37
May 2016 277662.16835140745 1.23 19.21
Jun 2016 281207.8521040286 1.28 19.21
Jul 2016 284040.6839485083 1.01 18.80
Aug 2016 286308.23862063535 0.80 18.09
Sep 2016 288642.8812653956 0.82 17.18
Oct 2016 291543.06060637115 1.00 16.42
Nov 2016 294229.0943059128 0.92 15.71
Dec 2016 297486.75101472007 1.11 15.13
Jan 2017 301031.3671305147 1.19 14.60
Feb 2017 305644.7433774638 1.53 14.43
Mar 2017 310342.33589503035 1.54 14.57
Apr 2017 315239.61356612464 1.58 14.93
May 2017 319828.0159925094 1.46 15.19
Jun 2017 323842.41684284626 1.25 15.16
Jul 2017 326750.50341179175 0.90 15.04
Aug 2017 328666.6107445836 0.59 14.80
Sep 2017 330211.22407275805 0.47 14.40
Oct 2017 332558.33412525954 0.71 14.07
Nov 2017 335248.0992714323 0.81 13.94
Dec 2017 338700.9436234806 1.03 13.85
Jan 2018 342184.47697598726 1.03 13.67
Feb 2018 346889.12485426624 1.38 13.49
Mar 2018 352183.8017634701 1.53 13.48
Apr 2018 357847.7891738357 1.61 13.52
May 2018 362843.42887979915 1.40 13.45
Jun 2018 366101.95552023075 0.90 13.05
Jul 2018 368562.75672790076 0.67 12.80
Aug 2018 369645.75486378855 0.29 12.47
Sep 2018 370203.76726755657 0.15 12.11
Oct 2018 369786.1180316189 -0.11 11.19
Nov 2018 369083.7798143748 -0.19 10.09
Dec 2018 368184.26088641025 -0.24 8.71
Jan 2019 367391.5157466877 -0.21 7.37
Feb 2019 367970.0315114352 0.16 6.08
Mar 2019 369893.45298785623 0.52 5.03
Apr 2019 372101.5507705957 0.60 3.98
May 2019 373905.2401753099 0.49 3.05
Jun 2019 375040.9517681722 0.30 2.44
Jul 2019 375818.8007621849 0.21 1.97
Aug 2019 376349.5131665254 0.14 1.81
Sep 2019 377065.7850031616 0.19 1.85
Oct 2019 379108.5764444314 0.54 2.52
Nov 2019 382060.64382562746 0.78 3.52
Dec 2019 385711.6048751124 0.96 4.76
Jan 2020 389272.1506246535 0.92 5.96
Feb 2020 393424.14747785375 1.07 6.92
Mar 2020 398842.70011901716 1.38 7.83
Apr 2020 404717.5028214487 1.47 8.77
May 2020 408676.79868922924 0.98 9.30
Jun 2020 410515.81887944875 0.45 9.46
Jul 2020 411572.3244041172 0.26 9.51
Aug 2020 414184.7067116715 0.64 10.05
Sep 2020 419362.2712604992 1.25 11.22
Oct 2020 425940.7675031703 1.57 12.35
Nov 2020 433661.6451543965 1.81 13.51
Dec 2020 440207.0078072292 1.51 14.13
Jan 2021 446074.8030460047 1.33 14.59
Feb 2021 452340.69819053967 1.41 14.98
Mar 2021 460484.9655097558 1.80 15.46
Apr 2021 470364.54876426415 2.15 16.22
May 2021 480002.97856772126 2.05 17.45
Jun 2021 487972.0317419064 1.66 18.87
Jul 2021 493468.7893008368 1.13 19.90
Aug 2021 495812.41649571125 0.48 19.71
Sep 2021 495835.54870201956 0.01 18.24
Oct 2021 494817.6731416364 -0.20 16.17
Nov 2021 495413.70149885444 0.12 14.24
Dec 2021 498925.1739268428 0.71 13.34
Jan 2022 508858.2270399931 1.99 14.08
Feb 2022 523654.8351245094 2.91 15.77
Mar 2022 541935.9722273238 3.49 17.69
Apr 2022 557498.0948819276 2.87 18.52
May 2022 568171.5315474287 1.92 18.37
Jun 2022 572419.5535414702 0.75 17.31
Jul 2022 569888.651422274 -0.44 15.49
Aug 2022 562044.6467523245 -1.38 13.36
Sep 2022 551791.1240205038 -1.82 11.29
Oct 2022 544011.8763597249 -1.41 9.94
Nov 2022 539549.9672860844 -0.82 8.91
Dec 2022 536818.5366005084 -0.51 7.60
Jan 2023 533122.3899311834 -0.69 4.77
Feb 2023 529082.4937368798 -0.76 1.04
Mar 2023 526371.118306035 -0.51 -2.87
Apr 2023 525493.3275085376 -0.17 -5.74
May 2023 526846.8411301331 0.26 -7.27
Jun 2023 529646.9833880654 0.53 -7.47
Jul 2023 533839.6227086904 0.79 -6.33
Aug 2023 538300.7196458356 0.84 -4.22
Sep 2023 541591.1021162249 0.61 -1.85
Oct 2023 543941.0106521958 0.43 -0.01
Nov 2023 545677.6684845003 0.32 1.14
Dec 2023 547445.9523460859 0.32 1.98
Jan 2024 548666.6093209413 0.22 2.92
Feb 2024 550870.2432491918 0.40 4.12
Mar 2024 554993.7454671548 0.75 5.44
Apr 2024 560661.3107530897 1.02 6.69
May 2024 564927.6049780183 0.76 7.23
Jun 2024 566541.0616933588 0.29 6.97
Jul 2024 567017.4610276615 0.08 6.22
Aug 2024 567456.2169926808 0.08 5.42
Sep 2024 569124.6693712233 0.29 5.08
Oct 2024 571566.856714857 0.43 5.08
Nov 2024 575060.3402260797 0.61 5.39
Dec 2024 578439.4805588769 0.59 5.66
Jan 2025 580557.5385525433 0.37 5.81
Feb 2025 580692.5836305432 0.02 5.41
Mar 2025 577985.4652737144 -0.47 4.14
Apr 2025 574463.1269154294 -0.61 2.46
May 2025 570807.4929899882 -0.64 1.04
Jun 2025 568543.6485279343 -0.40 0.35
Jul 2025 567420.4881494996 -0.20 0.07
Aug 2025 567452.3388235708 0.01 0.00
Sep 2025 568785.1151973857 0.24 -0.06
Oct 2025 570516.698228839 0.30 -0.18
Nov 2025 572246.2156402689 0.30 -0.49
Dec 2025 574014.1381167652 0.31 -0.76
Jan 2026 575806.0069385831 0.31 -0.82
Feb 2026 576381.9544365772 0.10 -0.74