Zip Code: 97230 (Portland, Oregon) - 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 97230 Zip Code (Portland, Oregon) in February 2026 was $1,531.74. The month over month percentage change (MoM) was 1.40%, and the year over year percentage change (YoY) was 1.10%.

The chart below shows the trend of the smoothed and seasonally adjusted ZORI for the 97230 zip code (Portland, Oregon). The table below shows the trend of the smoothed and seasonally adjusted ZORI, and the MoM and YoY percentage changes for the 97230 zip code (Portland, Oregon).

You can see similar information for other Oregon 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: 97230 (Portland, Oregon) - Trend of Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily, Smooth and Seasonally Adjusted ($)
Zip Code: 97230 (Portland, Oregon) - Trend of Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily, Smooth and Seasonally Adjusted
1 – 10 of 134
Month ZORI ($) 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 1223.5737310591765 Infinity Infinity
Mar 2021 1234.6715922690025 0.91 Infinity
Apr 2021 1260.3732131797901 2.08 Infinity
May 2021 1273.2889987933952 1.02 Infinity
Jun 2021 1283.0076729780449 0.76 Infinity
Jul 2021 1294.9615073563998 0.93 Infinity
Aug 2021 1311.1445742894578 1.25 Infinity
Sep 2021 1333.0421338980818 1.67 Infinity
Oct 2021 1349.3605461647962 1.22 Infinity
Nov 2021 1346.7347277267916 -0.19 Infinity
Dec 2021 1352.392915443276 0.42 Infinity
Jan 2022 1363.1559768985148 0.80 Infinity
Feb 2022 1398.5101505351863 2.59 14.30
Mar 2022 1419.7992071573208 1.52 14.99
Apr 2022 1434.8143404027599 1.06 13.84
May 2022 1424.6923460222433 -0.70 11.89
Jun 2022 1428.4219569324982 0.26 11.33
Jul 2022 1438.5460236965453 0.71 11.09
Aug 2022 1449.6812572128435 0.77 10.57
Sep 2022 1452.3408873384265 0.18 8.95
Oct 2022 1451.256038934488 -0.07 7.55
Nov 2022 1461.0776036787643 0.68 8.49
Dec 2022 1473.3762056248033 0.84 8.95
Jan 2023 1476.3329315852357 0.20 8.30
Feb 2023 1471.7887146591381 -0.31 5.24
Mar 2023 1456.1949907204971 -1.06 2.56
Apr 2023 1459.5935743148582 0.23 1.73
May 2023 1462.495672163035 0.20 2.65
Jun 2023 1469.0471360493605 0.45 2.84
Jul 2023 1462.2876973728562 -0.46 1.65
Aug 2023 1461.5743869812334 -0.05 0.82
Sep 2023 1465.099125513375 0.24 0.88
Oct 2023 1462.0544796668278 -0.21 0.74
Nov 2023 1469.4590362409538 0.51 0.57
Dec 2023 1466.1525551133857 -0.22 -0.49
Jan 2024 1485.1281368494858 1.29 0.60
Feb 2024 1474.6600524574585 -0.70 0.20
Mar 2024 1490.7268456792187 1.09 2.37
Apr 2024 1488.531523870392 -0.15 1.98
May 2024 1498.55815448137 0.67 2.47
Jun 2024 1493.4395237383007 -0.34 1.66
Jul 2024 1490.5735667817785 -0.19 1.93
Aug 2024 1498.4907320422756 0.53 2.53
Sep 2024 1502.836719006961 0.29 2.58
Oct 2024 1502.0921628894034 -0.05 2.74
Nov 2024 1512.9573682083076 0.72 2.96
Dec 2024 1523.9386802830559 0.73 3.94
Jan 2025 1531.160514269969 0.47 3.10
Feb 2025 1515.1416255708134 -1.05 2.75
Mar 2025 1513.1267307987541 -0.13 1.50
Apr 2025 1516.4815954039573 0.22 1.88
May 2025 1515.9682743034662 -0.03 1.16
Jun 2025 1522.1034527435995 0.41 1.92
Jul 2025 1531.2268834376316 0.60 2.73
Aug 2025 1528.5777316642586 -0.17 2.01
Sep 2025 1527.787076197024 -0.05 1.66
Oct 2025 1534.7616071422012 0.46 2.17
Nov 2025 1525.8924513718246 -0.58 0.86
Dec 2025 1521.366856512236 -0.30 -0.17
Jan 2026 1510.5443164918283 -0.71 -1.35
Feb 2026 1531.7397435897435 1.40 1.10