Whatcom County, 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 Whatcom County, Washington in February 2026 was $1,922.104. The month over month percentage change (MoM) was 0.09%, and the year over year percentage change (YoY) was 2.62%.

The chart below shows the trend of the smoothed and seasonally adjusted ZORI for Whatcom County, WA. The table below shows the trend of the smoothed and seasonally adjusted ZORI, and the MoM and YoY percentage changes for Whatcom County, WA.

You can see similar information for other Washington counties.

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.
Whatcom County, WA - Trend of Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily, Smooth and Seasonally Adjusted ($)
Whatcom County, WA - Trend of Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily, Smooth and Seasonally Adjusted
Items per page:
1 – 10 of 134
Month ZORI ($) MoM Perc. Change (%) YoY Perc. Change (%)
Jan 2015 941.6032604886669 1189.87 NaN
Feb 2015 943.558730383192 0.21 NaN
Mar 2015 952.5524834544976 0.95 NaN
Apr 2015 958.5394573526289 0.63 NaN
May 2015 964.082425928192 0.58 NaN
Jun 2015 973.1474538121406 0.94 NaN
Jul 2015 979.1513430539067 0.62 NaN
Aug 2015 985.9323033900404 0.69 NaN
Sep 2015 991.1930486650296 0.53 NaN
Oct 2015 990.3692411947925 -0.08 NaN
Nov 2015 987.8404290293208 -0.25 1763.85
Dec 2015 994.0632078015792 0.63 1261.73
Jan 2016 1006.55232513745 1.26 6.90
Feb 2016 1013.5703229259555 0.70 7.42
Mar 2016 1016.7710301057768 0.32 6.74
Apr 2016 1021.6249477845643 0.48 6.58
May 2016 1025.945104570143 0.42 6.42
Jun 2016 1033.2826242812423 0.72 6.18
Jul 2016 1040.8264695820935 0.73 6.30
Aug 2016 1049.0476334567243 0.79 6.40
Sep 2016 1055.3023204545357 0.60 6.47
Oct 2016 1062.1907259991517 0.65 7.25
Nov 2016 1067.1419386160744 0.47 8.03
Dec 2016 1077.2620056761618 0.95 8.37
Jan 2017 1080.5397885255782 0.30 7.35
Feb 2017 1090.162825623197 0.89 7.56
Mar 2017 1096.455239555741 0.58 7.84
Apr 2017 1104.6362313774823 0.75 8.13
May 2017 1112.9801866755486 0.76 8.48
Jun 2017 1116.63306573481 0.33 8.07
Jul 2017 1130.3932263325087 1.23 8.61
Aug 2017 1140.1305050961348 0.86 8.68
Sep 2017 1150.7990861047504 0.94 9.05
Oct 2017 1156.7670861165302 0.52 8.90
Nov 2017 1157.2679294098127 0.04 8.45
Dec 2017 1158.3626189005918 0.10 7.53
Jan 2018 1164.4159643572812 0.52 7.76
Feb 2018 1181.5050425695367 1.47 8.38
Mar 2018 1190.5744224596372 0.77 8.58
Apr 2018 1198.485604968383 0.66 8.50
May 2018 1200.2069101680847 0.14 7.84
Jun 2018 1210.6803458368063 0.87 8.42
Jul 2018 1215.55085947041 0.40 7.53
Aug 2018 1223.9892545832104 0.69 7.36
Sep 2018 1236.8381675087635 1.05 7.48
Oct 2018 1249.1814721465726 1.00 7.99
Nov 2018 1266.773729595601 1.41 9.46
Dec 2018 1270.6175685869005 0.30 9.69
Jan 2019 1272.0901542652157 0.12 9.25
Feb 2019 1268.2051619444255 -0.30 7.34
Mar 2019 1274.320618407025 0.48 7.03
Apr 2019 1280.259725216789 0.47 6.82
May 2019 1291.4276097326394 0.87 7.60
Jun 2019 1297.4969411504505 0.47 7.17
Jul 2019 1302.8593232587507 0.41 7.18
Aug 2019 1307.475068353518 0.35 6.82
Sep 2019 1308.6350020944544 0.09 5.81
Oct 2019 1312.9097537966907 0.33 5.10
Nov 2019 1316.577589995524 0.28 3.93
Dec 2019 1329.3178665548637 0.97 4.62
Jan 2020 1342.829717056123 1.02 5.56
Feb 2020 1353.7124446176374 0.81 6.74
Mar 2020 1376.6293999129023 1.69 8.03
Apr 2020 1376.7109610982332 0.01 7.53
May 2020 1379.0788373593155 0.17 6.79
Jun 2020 1372.9961562466833 -0.44 5.82
Jul 2020 1381.3325588090765 0.61 6.02
Aug 2020 1386.2632029407869 0.36 6.03
Sep 2020 1383.6505142517346 -0.19 5.73
Oct 2020 1381.8489134686354 -0.13 5.25
Nov 2020 1390.2532339132497 0.61 5.60
Dec 2020 1407.522248834501 1.24 5.88
Jan 2021 1430.0042266071046 1.60 6.49
Feb 2021 1443.890184120763 0.97 6.66
Mar 2021 1454.9115278740335 0.76 5.69
Apr 2021 1463.0791158303007 0.56 6.27
May 2021 1476.9285244892367 0.95 7.10
Jun 2021 1496.1226260472981 1.30 8.97
Jul 2021 1514.1516658950586 1.21 9.62
Aug 2021 1537.472026904932 1.54 10.91
Sep 2021 1563.371457671268 1.69 12.99
Oct 2021 1590.2206213286247 1.72 15.08
Nov 2021 1620.6616226691274 1.91 16.57
Dec 2021 1632.5873439144307 0.74 15.99
Jan 2022 1628.9051415100673 -0.23 13.91
Feb 2022 1625.2855175759987 -0.22 12.56
Mar 2022 1629.7630600134544 0.28 12.02
Apr 2022 1660.5710817633699 1.89 13.50
May 2022 1678.4021212827893 1.07 13.64
Jun 2022 1699.6561388906578 1.27 13.60
Jul 2022 1703.613408565039 0.23 12.51
Aug 2022 1708.215755827529 0.27 11.11
Sep 2022 1712.335295653492 0.24 9.53
Oct 2022 1717.525410297934 0.30 8.01
Nov 2022 1730.7218387482721 0.77 6.79
Dec 2022 1739.964684242314 0.53 6.58
Jan 2023 1754.0949611785259 0.81 7.69
Feb 2023 1756.8810683923502 0.16 8.10
Mar 2023 1769.5521887401842 0.72 8.58
Apr 2023 1766.805236134725 -0.15 6.40
May 2023 1776.9172936050543 0.57 5.87
Jun 2023 1776.178024186972 -0.04 4.50
Jul 2023 1786.441336191585 0.58 4.86
Aug 2023 1794.0280505310589 0.43 5.02
Sep 2023 1808.9810502703515 0.83 5.64
Oct 2023 1820.0698524394302 0.61 5.97
Nov 2023 1808.9796870106024 -0.61 4.52
Dec 2023 1805.70724100402 -0.18 3.78
Jan 2024 1808.8939067769136 0.18 3.12
Feb 2024 1823.160016611173 0.79 3.77
Mar 2024 1826.4231234924816 0.18 3.21
Apr 2024 1823.8906365100283 -0.14 3.23
May 2024 1823.7074561943837 -0.01 2.63
Jun 2024 1826.9026261777335 0.18 2.86
Jul 2024 1836.9071767350313 0.55 2.83
Aug 2024 1849.7871495777697 0.70 3.11
Sep 2024 1853.8026696728573 0.22 2.48
Oct 2024 1857.1981886933577 0.18 2.04
Nov 2024 1862.0361182782576 0.26 2.93
Dec 2024 1876.5923763044207 0.78 3.93
Jan 2025 1870.0969246225459 -0.35 3.38
Feb 2025 1872.9493514078417 0.15 2.73
Mar 2025 1877.3076396172178 0.23 2.79
Apr 2025 1887.5723306727928 0.55 3.49
May 2025 1892.0454268481587 0.24 3.75
Jun 2025 1898.057671418183 0.32 3.90
Jul 2025 1896.8851604541128 -0.06 3.27
Aug 2025 1894.3749320388379 -0.13 2.41
Sep 2025 1894.9455970947402 0.03 2.22
Oct 2025 1897.4817215886474 0.13 2.17
Nov 2025 1907.761490808918 0.54 2.46
Dec 2025 1907.9945992731684 0.01 1.67
Jan 2026 1920.3367555570667 0.65 2.69
Feb 2026 1922.1035754012398 0.09 2.62