Zip Code: 21220 (Middle River, Maryland) - 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 21220 Zip Code (Middle River, Maryland) in February 2026 was $1,806.522. The month over month percentage change (MoM) was -0.50%, and the year over year percentage change (YoY) was 1.45%.

The chart below shows the trend of the smoothed and seasonally adjusted ZORI for the 21220 zip code (Middle River, Maryland). The table below shows the trend of the smoothed and seasonally adjusted ZORI, and the MoM and YoY percentage changes for the 21220 zip code (Middle River, Maryland).

You can see similar information for other Maryland 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: 21220 (Middle River, Maryland) - Trend of Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily, Smooth and Seasonally Adjusted ($)
Zip Code: 21220 (Middle River, Maryland) - Trend of Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily, Smooth and Seasonally Adjusted
1 – 10 of 134
Month ZORI ($) 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 1257.9474167922485 Infinity Infinity
Mar 2016 1248.5109456761247 -0.75 Infinity
Apr 2016 1241.372936521429 -0.57 Infinity
May 2016 1232.1208057685408 -0.74 Infinity
Jun 2016 1240.8685525733927 0.71 Infinity
Jul 2016 1242.4323951486813 0.13 Infinity
Aug 2016 1247.1169499909338 0.38 Infinity
Sep 2016 1251.3557698855027 0.34 Infinity
Oct 2016 1237.3076044931859 -1.12 Infinity
Nov 2016 1242.5340684854966 0.42 Infinity
Dec 2016 1238.4173988189225 -0.33 Infinity
Jan 2017 1248.1594115259963 0.79 Infinity
Feb 2017 1245.0844719891154 -0.25 -1.02
Mar 2017 1247.4987633734993 0.19 -0.08
Apr 2017 1243.2680146820344 -0.34 0.15
May 2017 1250.1858224820053 0.56 1.47
Jun 2017 1264.3696638412937 1.14 1.89
Jul 2017 1257.4083723958786 -0.55 1.21
Aug 2017 1263.1836675557001 0.46 1.29
Sep 2017 1256.8869546027672 -0.50 0.44
Oct 2017 1280.8275072403849 1.91 3.52
Nov 2017 1286.323459146007 0.43 3.52
Dec 2017 1288.9422287959055 0.20 4.08
Jan 2018 1283.8648129148146 -0.39 2.86
Feb 2018 1266.7434942379184 -1.33 1.74
Mar 2018 1278.1406412358604 0.90 2.46
Apr 2018 1283.9333008640733 0.45 3.27
May 2018 1302.7741308964776 1.47 4.21
Jun 2018 1282.505021703062 -1.56 1.43
Jul 2018 1288.8527168148244 0.50 2.50
Aug 2018 1288.7049120403522 -0.01 2.02
Sep 2018 1313.8426684782694 1.95 4.53
Oct 2018 1307.4044759138053 -0.49 2.08
Nov 2018 1320.7567089488944 1.02 2.68
Dec 2018 1318.098540213726 -0.20 2.26
Jan 2019 1328.235598617617 0.77 3.46
Feb 2019 1327.812044408587 -0.03 4.82
Mar 2019 1325.353918204139 -0.18 3.69
Apr 2019 1331.0483559368254 0.43 3.67
May 2019 1321.0917632236267 -0.75 1.41
Jun 2019 1334.1124246730353 0.99 4.02
Jul 2019 1338.065965089389 0.30 3.82
Aug 2019 1340.3450424415787 0.17 4.01
Sep 2019 1328.7415443013451 -0.87 1.13
Oct 2019 1330.505309767057 0.13 1.77
Nov 2019 1322.788843122594 -0.58 0.15
Dec 2019 1330.0620775615125 0.55 0.91
Jan 2020 1328.7789651115484 -0.10 0.04
Feb 2020 1343.269969731902 1.09 1.16
Mar 2020 1349.437807685995 0.46 1.82
Apr 2020 1327.1890603194806 -1.65 -0.29
May 2020 1319.5435625025748 -0.58 -0.12
Jun 2020 1331.9502740644575 0.94 -0.16
Jul 2020 1362.4436591747472 2.29 1.82
Aug 2020 1381.2668546179075 1.38 3.05
Sep 2020 1383.4140189369716 0.16 4.12
Oct 2020 1391.1912832600929 0.56 4.56
Nov 2020 1393.1868711706818 0.14 5.32
Dec 2020 1412.7917151472357 1.41 6.22
Jan 2021 1419.879413909683 0.50 6.86
Feb 2021 1443.4839599400584 1.66 7.46
Mar 2021 1444.4911248496035 0.07 7.04
Apr 2021 1471.4285529216652 1.87 10.87
May 2021 1495.5055746944893 1.64 13.34
Jun 2021 1501.4910855402452 0.40 12.73
Jul 2021 1519.1060153009619 1.17 11.50
Aug 2021 1528.47949496028 0.62 10.66
Sep 2021 1572.8444600833263 2.90 13.69
Oct 2021 1589.0911332460516 1.03 14.23
Nov 2021 1610.2890348408532 1.33 15.58
Dec 2021 1598.65070238464 -0.72 13.16
Jan 2022 1611.1830401502762 0.78 13.47
Feb 2022 1599.1782148492832 -0.74 10.79
Mar 2022 1623.2365914850707 1.50 12.37
Apr 2022 1635.6359972397777 0.76 11.16
May 2022 1649.0418587789297 0.82 10.27
Jun 2022 1657.9458035039106 0.54 10.42
Jul 2022 1639.5941994332654 -1.11 7.93
Aug 2022 1634.6243687165374 -0.30 6.94
Sep 2022 1610.430154499825 -1.48 2.39
Oct 2022 1608.4914622978272 -0.12 1.22
Nov 2022 1604.9589050237341 -0.22 -0.33
Dec 2022 1623.408854899715 1.15 1.55
Jan 2023 1629.2196490478282 0.36 1.12
Feb 2023 1642.8733768829723 0.84 2.73
Mar 2023 1645.2914845814573 0.15 1.36
Apr 2023 1649.4424651708093 0.25 0.84
May 2023 1649.3372687283402 -0.01 0.02
Jun 2023 1658.9449254022975 0.58 0.06
Jul 2023 1669.0226611188284 0.61 1.80
Aug 2023 1670.6844001422355 0.10 2.21
Sep 2023 1672.7644386748605 0.13 3.87
Oct 2023 1668.4348691571874 -0.26 3.73
Nov 2023 1671.9254401737028 0.21 4.17
Dec 2023 1666.8122663068425 -0.31 2.67
Jan 2024 1669.2822998669349 0.15 2.46
Feb 2024 1683.7421957542897 0.87 2.49
Mar 2024 1690.412848159754 0.40 2.74
Apr 2024 1707.010459377095 0.98 3.49
May 2024 1719.2799796178958 0.72 4.24
Jun 2024 1726.607910114977 0.43 4.08
Jul 2024 1733.6192249660412 0.41 3.87
Aug 2024 1727.6487159841852 -0.34 3.41
Sep 2024 1729.2514327052177 0.09 3.38
Oct 2024 1733.8537776337898 0.27 3.92
Nov 2024 1745.8011650797837 0.69 4.42
Dec 2024 1761.5746714712764 0.90 5.69
Jan 2025 1771.9726266335515 0.59 6.15
Feb 2025 1780.79023419771 0.50 5.76
Mar 2025 1783.1861023302008 0.14 5.49
Apr 2025 1778.329355600232 -0.27 4.18
May 2025 1778.907673538331 0.03 3.47
Jun 2025 1779.7230531584962 0.05 3.08
Jul 2025 1785.4509359000872 0.32 2.99
Aug 2025 1802.234405588916 0.94 4.32
Sep 2025 1815.1791310315095 0.72 4.97
Oct 2025 1824.2978625017126 0.50 5.22
Nov 2025 1822.9539865402505 -0.07 4.42
Dec 2025 1818.4378953995881 -0.25 3.23
Jan 2026 1815.6198244347522 -0.15 2.46
Feb 2026 1806.5219298245613 -0.50 1.45