Zip Code: 98188 (Seatac, Washington) - Trend of Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily, Smooth and Seasonally Adjusted (Zillow)

Updated on March 22, 2026.

According to data from Zillow.com, the smoothed and seasonally adjusted Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily in the 98188 Zip Code (Seatac, Washington) in February 2026 was $1,834.485. The month over month percentage change (MoM) was 0.08%, and the year over year percentage change (YoY) was -0.29%.

The chart below shows the trend of the smoothed and seasonally adjusted ZORI for the 98188 zip code (Seatac, Washington). The table below shows the trend of the smoothed and seasonally adjusted ZORI, and the MoM and YoY percentage changes for the 98188 zip code (Seatac, Washington).

You can see similar information for other Washington zip codes.

Note: Zillow Observed Rent Index (ZORI) is a smoothed measure of the typical observed market rate rent across a given region. ZORI is a repeat-rent index that is weighted to the rental housing stock to ensure representativeness across the entire market, not just homes currently listed for-rent.

Data Source: Zillow.
Zip Code: 98188 (Seatac, Washington) - Trend of Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily, Smooth and Seasonally Adjusted ($)
Zip Code: 98188 (Seatac, Washington) - Trend of Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily, Smooth and Seasonally Adjusted
1 – 10 of 134
Month ZORI ($) MoM Perc. Change (%) YoY Perc. Change (%)
Jan 2015 0 NaN NaN
Feb 2015 0 NaN NaN
Mar 2015 0 NaN NaN
Apr 2015 0 NaN NaN
May 2015 0 NaN NaN
Jun 2015 0 NaN NaN
Jul 2015 0 NaN NaN
Aug 2015 0 NaN NaN
Sep 2015 0 NaN NaN
Oct 2015 0 NaN NaN
Nov 2015 0 NaN NaN
Dec 2015 0 NaN NaN
Jan 2016 0 NaN NaN
Feb 2016 0 NaN NaN
Mar 2016 0 NaN NaN
Apr 2016 0 NaN NaN
May 2016 0 NaN NaN
Jun 2016 0 NaN NaN
Jul 2016 0 NaN NaN
Aug 2016 0 NaN NaN
Sep 2016 0 NaN NaN
Oct 2016 0 NaN NaN
Nov 2016 0 NaN NaN
Dec 2016 0 NaN NaN
Jan 2017 0 NaN NaN
Feb 2017 0 NaN NaN
Mar 2017 0 NaN NaN
Apr 2017 0 NaN NaN
May 2017 0 NaN NaN
Jun 2017 0 NaN NaN
Jul 2017 0 NaN NaN
Aug 2017 0 NaN NaN
Sep 2017 0 NaN NaN
Oct 2017 0 NaN NaN
Nov 2017 0 NaN NaN
Dec 2017 0 NaN NaN
Jan 2018 0 NaN NaN
Feb 2018 0 NaN NaN
Mar 2018 0 NaN NaN
Apr 2018 0 NaN NaN
May 2018 0 NaN NaN
Jun 2018 0 NaN NaN
Jul 2018 0 NaN NaN
Aug 2018 0 NaN NaN
Sep 2018 0 NaN NaN
Oct 2018 0 NaN NaN
Nov 2018 0 NaN NaN
Dec 2018 0 NaN NaN
Jan 2019 0 NaN NaN
Feb 2019 0 NaN NaN
Mar 2019 0 NaN NaN
Apr 2019 0 NaN NaN
May 2019 0 NaN NaN
Jun 2019 0 NaN NaN
Jul 2019 0 NaN NaN
Aug 2019 0 NaN NaN
Sep 2019 0 NaN NaN
Oct 2019 0 NaN NaN
Nov 2019 0 NaN NaN
Dec 2019 0 NaN NaN
Jan 2020 0 NaN NaN
Feb 2020 0 NaN NaN
Mar 2020 0 NaN NaN
Apr 2020 0 NaN NaN
May 2020 0 NaN NaN
Jun 2020 0 NaN NaN
Jul 2020 0 NaN NaN
Aug 2020 0 NaN NaN
Sep 2020 0 NaN NaN
Oct 2020 0 NaN NaN
Nov 2020 0 NaN NaN
Dec 2020 0 NaN NaN
Jan 2021 0 NaN NaN
Feb 2021 0 NaN NaN
Mar 2021 1392.2101510403952 Infinity Infinity
Apr 2021 1381.904011801992 -0.74 Infinity
May 2021 1408.155978697184 1.90 Infinity
Jun 2021 1437.4023060244967 2.08 Infinity
Jul 2021 1449.6590936762661 0.85 Infinity
Aug 2021 1500.2142775925174 3.49 Infinity
Sep 2021 1543.0488363754878 2.86 Infinity
Oct 2021 1551.4739198701116 0.55 Infinity
Nov 2021 1561.7273686715905 0.66 Infinity
Dec 2021 1556.688053875238 -0.32 Infinity
Jan 2022 1579.7323447194674 1.48 Infinity
Feb 2022 1592.5325598687418 0.81 Infinity
Mar 2022 1631.023377890138 2.42 17.15
Apr 2022 1641.5564042814585 0.65 18.79
May 2022 1663.1314828504937 1.31 18.11
Jun 2022 1656.3493800552087 -0.41 15.23
Jul 2022 1671.688456763715 0.93 15.32
Aug 2022 1615.168637454138 -3.38 7.66
Sep 2022 1590.4269446335247 -1.53 3.07
Oct 2022 1593.8199128829845 0.21 2.73
Nov 2022 1652.1546616532976 3.66 5.79
Dec 2022 1681.8840028875743 1.80 8.04
Jan 2023 1670.3636918989196 -0.68 5.74
Feb 2023 1686.9139882789468 0.99 5.93
Mar 2023 1683.959991259319 -0.17 3.25
Apr 2023 1708.141172764893 1.44 4.06
May 2023 1694.9695040171248 -0.77 1.91
Jun 2023 1752.858377586065 3.42 5.83
Jul 2023 1754.6988708585814 0.11 4.97
Aug 2023 1793.485615075002 2.21 11.04
Sep 2023 1742.7804517511695 -2.83 9.58
Oct 2023 1775.6000224742304 1.88 11.41
Nov 2023 1755.9140502020496 -1.11 6.28
Dec 2023 1780.8350028989523 1.42 5.88
Jan 2024 1752.7202080257834 -1.58 4.93
Feb 2024 1736.8728000579742 -0.90 2.96
Mar 2024 1747.8819285870325 0.63 3.80
Apr 2024 1753.3373086279478 0.31 2.65
May 2024 1773.27599919726 1.14 4.62
Jun 2024 1700.3027786935852 -4.11 -3.00
Jul 2024 1727.0325685034602 1.57 -1.58
Aug 2024 1722.8994581794364 -0.24 -3.94
Sep 2024 1811.6059183915022 5.15 3.95
Oct 2024 1793.8770932206855 -0.98 1.03
Nov 2024 1813.8172393757284 1.11 3.30
Dec 2024 1802.1445021636566 -0.64 1.20
Jan 2025 1832.162169303344 1.67 4.53
Feb 2025 1839.841709703238 0.42 5.93
Mar 2025 1842.4894158684965 0.14 5.41
Apr 2025 1839.8928098673098 -0.14 4.94
May 2025 1840.5179069642445 0.03 3.79
Jun 2025 1883.0477272974808 2.31 10.75
Jul 2025 1869.9112337904162 -0.70 8.27
Aug 2025 1876.2499250064154 0.34 8.90
Sep 2025 1843.2934607664656 -1.76 1.75
Oct 2025 1849.0949756246102 0.32 3.08
Nov 2025 1838.260324537161 -0.59 1.35
Dec 2025 1835.6304529118834 -0.14 1.86
Jan 2026 1833.100407486401 -0.14 0.05
Feb 2026 1834.4851851851852 0.08 -0.29