Ontario (City), California - 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 Ontario (City), California in February 2026 was $2,493.36. The month over month percentage change (MoM) was 0.56%, and the year over year percentage change (YoY) was 1.98%.

The chart below shows the trend of the smoothed and seasonally adjusted ZORI for Ontario (City), CA. The table below shows the trend of the smoothed and seasonally adjusted ZORI, and the MoM and YoY percentage changes for Ontario (City), CA.

You can see similar information for other California cities.

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.
Ontario (City), CA - Trend of Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily, Smooth and Seasonally Adjusted ($)
Ontario (City), CA - Trend of Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily, Smooth and Seasonally Adjusted
1 – 10 of 134
Month ZORI ($) MoM Perc. Change (%) YoY Perc. Change (%)
Jan 2015 1361.9486089683624 NaN NaN
Feb 2015 1358.46816354399 -0.26 NaN
Mar 2015 1356.0655916662315 -0.18 NaN
Apr 2015 1363.6705184543646 0.56 NaN
May 2015 1369.2753377682802 0.41 NaN
Jun 2015 1378.5272334516533 0.68 NaN
Jul 2015 1391.5522870151738 0.95 NaN
Aug 2015 1395.6229625755366 0.29 NaN
Sep 2015 1404.1306877472489 0.61 NaN
Oct 2015 1415.0184398886302 0.78 NaN
Nov 2015 1420.18976513254 0.37 NaN
Dec 2015 1422.1610921542824 0.14 NaN
Jan 2016 1431.4761824777802 0.66 5.11
Feb 2016 1447.8105172879127 1.14 6.58
Mar 2016 1457.4479078388647 0.67 7.48
Apr 2016 1460.3408747188794 0.20 7.09
May 2016 1470.776994127206 0.72 7.41
Jun 2016 1477.0080569679403 0.42 7.14
Jul 2016 1481.3357572290822 0.29 6.45
Aug 2016 1479.240440648858 -0.14 5.99
Sep 2016 1477.6208532480473 -0.11 5.23
Oct 2016 1476.2983480879318 -0.09 4.33
Nov 2016 1472.4235217902879 -0.26 3.68
Dec 2016 1480.2972923062628 0.54 4.09
Jan 2017 1489.7722376745285 0.64 4.07
Feb 2017 1512.3050967581419 1.51 4.46
Mar 2017 1537.6392387310452 1.68 5.50
Apr 2017 1564.4642228944317 1.75 7.13
May 2017 1563.9554545266574 -0.03 6.34
Jun 2017 1552.6175993001254 -0.72 5.12
Jul 2017 1536.455388559692 -1.04 3.72
Aug 2017 1543.6696850013175 0.47 4.36
Sep 2017 1563.2931848560215 1.27 5.80
Oct 2017 1581.5433285739005 1.17 7.13
Nov 2017 1597.7209218521823 1.02 8.51
Dec 2017 1605.6870441881488 0.50 8.47
Jan 2018 1608.2081423320844 0.16 7.95
Feb 2018 1615.795773302231 0.47 6.84
Mar 2018 1619.598627834509 0.24 5.33
Apr 2018 1613.2796004714 -0.39 3.12
May 2018 1615.0698879423117 0.11 3.27
Jun 2018 1630.9577661484323 0.98 5.05
Jul 2018 1654.7441482306715 1.46 7.70
Aug 2018 1674.2999995260407 1.18 8.46
Sep 2018 1677.1258246681011 0.17 7.28
Oct 2018 1687.3056084432671 0.61 6.69
Nov 2018 1691.088897779139 0.22 5.84
Dec 2018 1693.4892716559318 0.14 5.47
Jan 2019 1698.1583442690353 0.28 5.59
Feb 2019 1696.3717431467337 -0.10 4.99
Mar 2019 1695.1682113534566 -0.07 4.67
Apr 2019 1702.3511377785032 0.42 5.52
May 2019 1715.4060151423391 0.77 6.21
Jun 2019 1722.9654831925527 0.44 5.64
Jul 2019 1726.590883705228 0.21 4.34
Aug 2019 1722.781256331235 -0.22 2.90
Sep 2019 1724.9056194336101 0.12 2.85
Oct 2019 1721.606061506688 -0.19 2.03
Nov 2019 1724.7393298321385 0.18 1.99
Dec 2019 1730.2793552144583 0.32 2.17
Jan 2020 1735.913081337907 0.33 2.22
Feb 2020 1740.6573182008947 0.27 2.61
Mar 2020 1750.8645163313397 0.59 3.29
Apr 2020 1758.294923948598 0.42 3.29
May 2020 1764.9148814651574 0.38 2.89
Jun 2020 1762.6924870115226 -0.13 2.31
Jul 2020 1759.9654287085912 -0.15 1.93
Aug 2020 1773.2540089263753 0.76 2.93
Sep 2020 1801.659952702924 1.60 4.45
Oct 2020 1830.6564570758155 1.61 6.33
Nov 2020 1860.997585012675 1.66 7.90
Dec 2020 1882.0190330485664 1.13 8.77
Jan 2021 1902.5703220664004 1.09 9.60
Feb 2021 1919.379677903463 0.88 10.27
Mar 2021 1941.3054225579726 1.14 10.88
Apr 2021 1957.7014143462181 0.85 11.34
May 2021 1988.572184012449 1.58 12.67
Jun 2021 2027.329700065782 1.95 15.01
Jul 2021 2072.0705516330595 2.21 17.73
Aug 2021 2112.6367665073444 1.96 19.14
Sep 2021 2138.612911060513 1.23 18.70
Oct 2021 2164.409015586168 1.21 18.23
Nov 2021 2174.742106875712 0.48 16.86
Dec 2021 2201.4196542141776 1.23 16.97
Jan 2022 2230.0795988005416 1.30 17.21
Feb 2022 2263.954253884956 1.52 17.95
Mar 2022 2278.580637760481 0.65 17.37
Apr 2022 2294.204407485249 0.69 17.19
May 2022 2294.8878601885226 0.03 15.40
Jun 2022 2294.783218917107 0.00 13.19
Jul 2022 2299.5354941550286 0.21 10.98
Aug 2022 2300.3869294879046 0.04 8.89
Sep 2022 2297.630943197765 -0.12 7.44
Oct 2022 2290.8631739831976 -0.29 5.84
Nov 2022 2293.992810267769 0.14 5.48
Dec 2022 2306.2487025180417 0.53 4.76
Jan 2023 2304.4784522696673 -0.08 3.34
Feb 2023 2293.9527378843113 -0.46 1.33
Mar 2023 2307.492039518789 0.59 1.27
Apr 2023 2321.8462514569565 0.62 1.21
May 2023 2347.251298401125 1.09 2.28
Jun 2023 2343.1841995901827 -0.17 2.11
Jul 2023 2343.0146466906845 -0.01 1.89
Aug 2023 2329.0941598856725 -0.59 1.25
Sep 2023 2334.2281797505234 0.22 1.59
Oct 2023 2336.621230223958 0.10 2.00
Nov 2023 2356.5593428450507 0.85 2.73
Dec 2023 2345.2729496606103 -0.48 1.69
Jan 2024 2344.6420811767202 -0.03 1.74
Feb 2024 2343.6490066029146 -0.04 2.17
Mar 2024 2344.0166769115867 0.02 1.58
Apr 2024 2359.6853541392193 0.67 1.63
May 2024 2360.6001300795974 0.04 0.57
Jun 2024 2373.2301701337083 0.54 1.28
Jul 2024 2369.082127841769 -0.17 1.11
Aug 2024 2381.852723957224 0.54 2.27
Sep 2024 2402.831270893361 0.88 2.94
Oct 2024 2429.3713513697194 1.11 3.97
Nov 2024 2443.3311152840747 0.57 3.68
Dec 2024 2439.8848350721446 -0.14 4.03
Jan 2025 2443.6982603833085 0.16 4.22
Feb 2025 2445.0447022911303 0.06 4.33
Mar 2025 2449.1946812234182 0.17 4.49
Apr 2025 2440.8092499525715 -0.34 3.44
May 2025 2441.15666471369 0.01 3.41
Jun 2025 2446.5150051758233 0.22 3.09
Jul 2025 2461.68299876775 0.62 3.91
Aug 2025 2471.236441964152 0.39 3.75
Sep 2025 2466.1533639149848 -0.21 2.64
Oct 2025 2458.892144659617 -0.29 1.22
Nov 2025 2451.1167696475477 -0.32 0.32
Dec 2025 2469.156651620966 0.74 1.20
Jan 2026 2479.384600683614 0.41 1.46
Feb 2026 2493.360423709714 0.56 1.98