Zip Code: 20878 (Gaithersburg, 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 20878 Zip Code (Gaithersburg, Maryland) in February 2026 was $2,431.018. The month over month percentage change (MoM) was 0.19%, and the year over year percentage change (YoY) was 0.92%.

The chart below shows the trend of the smoothed and seasonally adjusted ZORI for the 20878 zip code (Gaithersburg, Maryland). The table below shows the trend of the smoothed and seasonally adjusted ZORI, and the MoM and YoY percentage changes for the 20878 zip code (Gaithersburg, 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: 20878 (Gaithersburg, Maryland) - Trend of Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily, Smooth and Seasonally Adjusted ($)
Zip Code: 20878 (Gaithersburg, Maryland) - Trend of Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily, Smooth and Seasonally Adjusted
1 – 10 of 134
Month ZORI ($) MoM Perc. Change (%) YoY Perc. Change (%)
Jan 2015 1755.7280771411454 NaN NaN
Feb 2015 1744.0798498618187 -0.66 NaN
Mar 2015 1742.8422624925795 -0.07 NaN
Apr 2015 1744.709012938958 0.11 NaN
May 2015 1752.8894994865373 0.47 NaN
Jun 2015 1758.135040237233 0.30 NaN
Jul 2015 1771.1505422291928 0.74 NaN
Aug 2015 1749.6580015960296 -1.21 NaN
Sep 2015 1746.3530187115878 -0.19 NaN
Oct 2015 1755.797797124515 0.54 NaN
Nov 2015 1774.0050299307525 1.04 NaN
Dec 2015 1778.6753074167182 0.26 NaN
Jan 2016 1771.5248639352715 -0.40 0.90
Feb 2016 1768.9918387920684 -0.14 1.43
Mar 2016 1762.333821773004 -0.38 1.12
Apr 2016 1751.7302277298159 -0.60 0.40
May 2016 1765.5908222248224 0.79 0.73
Jun 2016 1766.7724279067152 0.07 0.49
Jul 2016 1769.3012904476607 0.14 -0.10
Aug 2016 1776.5387015271174 0.41 1.54
Sep 2016 1770.7706637221813 -0.32 1.40
Oct 2016 1753.3261005402242 -0.98 -0.14
Nov 2016 1737.1706683618274 -0.92 -2.08
Dec 2016 1742.1303991666598 0.29 -2.06
Jan 2017 1761.0430231754242 1.09 -0.59
Feb 2017 1778.7548341007036 1.01 0.55
Mar 2017 1789.711364794809 0.62 1.55
Apr 2017 1789.4269689511516 -0.02 2.15
May 2017 1773.0614477175397 -0.91 0.42
Jun 2017 1772.8417333889045 -0.01 0.34
Jul 2017 1776.284660353502 0.19 0.40
Aug 2017 1788.5864669974526 0.69 0.68
Sep 2017 1803.3806808406894 0.83 1.84
Oct 2017 1812.6344833078906 0.51 3.38
Nov 2017 1819.7384237081612 0.39 4.75
Dec 2017 1814.766069024401 -0.27 4.17
Jan 2018 1815.8622484705913 0.06 3.11
Feb 2018 1822.1134012257726 0.34 2.44
Mar 2018 1822.407507416604 0.02 1.83
Apr 2018 1828.9627456788744 0.36 2.21
May 2018 1822.1504186528964 -0.37 2.77
Jun 2018 1828.9219494183208 0.37 3.16
Jul 2018 1829.4105422919713 0.03 2.99
Aug 2018 1823.4993008256758 -0.32 1.95
Sep 2018 1833.0176337702185 0.52 1.64
Oct 2018 1842.0406799241546 0.49 1.62
Nov 2018 1872.7123429808196 1.67 2.91
Dec 2018 1876.34118570838 0.19 3.39
Jan 2019 1869.0824099784127 -0.39 2.93
Feb 2019 1853.318239142395 -0.84 1.71
Mar 2019 1858.4714955501324 0.28 1.98
Apr 2019 1865.1985506814347 0.36 1.98
May 2019 1885.3451483386555 1.08 3.47
Jun 2019 1890.355739456641 0.27 3.36
Jul 2019 1898.4506890445537 0.43 3.77
Aug 2019 1907.6206637852256 0.48 4.61
Sep 2019 1906.2205244025145 -0.07 3.99
Oct 2019 1910.6439625615055 0.23 3.72
Nov 2019 1899.6193802088835 -0.58 1.44
Dec 2019 1912.273533432645 0.67 1.92
Jan 2020 1928.6130774971493 0.85 3.19
Feb 2020 1950.046076337552 1.11 5.22
Mar 2020 1948.2678695216007 -0.09 4.83
Apr 2020 1945.7250625660895 -0.13 4.32
May 2020 1933.4365468847964 -0.63 2.55
Jun 2020 1924.3405117234433 -0.47 1.80
Jul 2020 1925.0298565155385 0.04 1.40
Aug 2020 1921.0660235754851 -0.21 0.71
Sep 2020 1932.4534919161554 0.59 1.38
Oct 2020 1934.6661612636628 0.12 1.26
Nov 2020 1959.2953886667678 1.27 3.14
Dec 2020 1964.2689475702557 0.25 2.72
Jan 2021 1968.5917588210732 0.22 2.07
Feb 2021 1952.1260624664549 -0.84 0.11
Mar 2021 1957.0930580248694 0.25 0.45
Apr 2021 1961.841487682088 0.24 0.83
May 2021 1984.7798985358122 1.17 2.66
Jun 2021 2007.417478734125 1.14 4.32
Jul 2021 2030.4329052330402 1.15 5.48
Aug 2021 2050.2507015287856 0.98 6.73
Sep 2021 2069.7088296354764 0.95 7.10
Oct 2021 2090.1251211387485 0.99 8.04
Nov 2021 2117.353331482219 1.30 8.07
Dec 2021 2121.088215415995 0.18 7.98
Jan 2022 2135.8283054902563 0.70 8.49
Feb 2022 2147.1276681937416 0.53 9.99
Mar 2022 2157.0910723261204 0.46 10.22
Apr 2022 2177.4132649289854 0.94 10.99
May 2022 2192.188647838707 0.68 10.45
Jun 2022 2213.9827234068825 0.99 10.29
Jul 2022 2209.537659693378 -0.20 8.82
Aug 2022 2216.4995167599322 0.32 8.11
Sep 2022 2231.192141821081 0.66 7.80
Oct 2022 2248.9321318507787 0.80 7.60
Nov 2022 2227.253547031257 -0.96 5.19
Dec 2022 2232.0813028693733 0.22 5.23
Jan 2023 2252.3367441892715 0.91 5.46
Feb 2023 2286.5986181786475 1.52 6.50
Mar 2023 2299.0167182076825 0.54 6.58
Apr 2023 2290.0936005915337 -0.39 5.18
May 2023 2290.894037855611 0.04 4.50
Jun 2023 2290.448072331436 -0.02 3.45
Jul 2023 2309.1441242695823 0.82 4.51
Aug 2023 2328.1081236612786 0.82 5.04
Sep 2023 2325.645719967223 -0.11 4.23
Oct 2023 2330.3296656753605 0.20 3.62
Nov 2023 2350.274652853983 0.86 5.52
Dec 2023 2396.9021455860216 1.98 7.38
Jan 2024 2401.1741396973994 0.18 6.61
Feb 2024 2394.1342974742656 -0.29 4.70
Mar 2024 2373.6893073797564 -0.85 3.25
Apr 2024 2376.0087781730745 0.10 3.75
May 2024 2379.5059710785126 0.15 3.87
Jun 2024 2384.8676975849044 0.23 4.12
Jul 2024 2399.6628697815327 0.62 3.92
Aug 2024 2408.9078249189765 0.39 3.47
Sep 2024 2408.1085033949926 -0.03 3.55
Oct 2024 2406.481109779062 -0.07 3.27
Nov 2024 2416.6628738510362 0.42 2.83
Dec 2024 2408.0740865029898 -0.35 0.47
Jan 2025 2414.180241885862 0.25 0.54
Feb 2025 2408.790891674281 -0.22 0.61
Mar 2025 2431.824074747547 0.96 2.45
Apr 2025 2444.708793264163 0.53 2.89
May 2025 2451.360437195726 0.27 3.02
Jun 2025 2454.6479677274247 0.13 2.93
Jul 2025 2445.5497786194624 -0.37 1.91
Aug 2025 2437.3559731540167 -0.33 1.18
Sep 2025 2444.894144369969 0.31 1.53
Oct 2025 2448.0887726940537 0.13 1.73
Nov 2025 2442.150807508649 -0.24 1.06
Dec 2025 2431.936177821858 -0.42 0.99
Jan 2026 2426.5389348200974 -0.22 0.51
Feb 2026 2431.0179292929297 0.19 0.92