Zip Code: 80304 (Boulder, Colorado) - 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 80304 Zip Code (Boulder, Colorado) in February 2026 was $2,473.902. The month over month percentage change (MoM) was 0.52%, and the year over year percentage change (YoY) was 2.10%.

The chart below shows the trend of the smoothed and seasonally adjusted ZORI for the 80304 zip code (Boulder, Colorado). The table below shows the trend of the smoothed and seasonally adjusted ZORI, and the MoM and YoY percentage changes for the 80304 zip code (Boulder, Colorado).

You can see similar information for other Colorado 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: 80304 (Boulder, Colorado) - Trend of Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily, Smooth and Seasonally Adjusted ($)
Zip Code: 80304 (Boulder, Colorado) - Trend of Zillow Observed Rent Index (ZORI) for All Homes Plus Multifamily, Smooth and Seasonally Adjusted
1 – 10 of 134
Month ZORI ($) 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 1640.2142617426214 Infinity Infinity
Feb 2017 1669.2534135657804 1.77 Infinity
Mar 2017 1717.5203535325904 2.89 Infinity
Apr 2017 1701.3065436184277 -0.94 Infinity
May 2017 1701.8788777966479 0.03 Infinity
Jun 2017 1690.0743182672722 -0.69 Infinity
Jul 2017 1681.825225821048 -0.49 Infinity
Aug 2017 1697.55941698807 0.94 Infinity
Sep 2017 1689.802367478546 -0.46 Infinity
Oct 2017 1706.7467062702535 1.00 Infinity
Nov 2017 1717.0810532145365 0.61 Infinity
Dec 2017 1744.0432897870965 1.57 Infinity
Jan 2018 1733.4867504827705 -0.60 5.69
Feb 2018 1733.192794095422 -0.02 3.83
Mar 2018 1731.02387746992 -0.12 0.79
Apr 2018 1757.1062136592725 1.51 3.28
May 2018 1755.8904881820445 -0.07 3.17
Jun 2018 1770.0667900431656 0.81 4.73
Jul 2018 1792.927018569722 1.29 6.61
Aug 2018 1792.2064158853302 -0.04 5.58
Sep 2018 1798.025323377855 0.33 6.40
Oct 2018 1795.4250416373613 -0.14 5.20
Nov 2018 1824.3723528040496 1.61 6.25
Dec 2018 1842.9096598117922 1.02 5.67
Jan 2019 1857.8027968791462 0.81 7.17
Feb 2019 1835.1566528472788 -1.22 5.88
Mar 2019 1820.0726184980967 -0.82 5.14
Apr 2019 1809.9955755930243 -0.55 3.01
May 2019 1823.8151028168 0.76 3.87
Jun 2019 1834.5063025803263 0.59 3.64
Jul 2019 1835.4630721747317 0.05 2.37
Aug 2019 1842.273573223834 0.37 2.79
Sep 2019 1848.906419395512 0.36 2.83
Oct 2019 1849.1186711638481 0.01 2.99
Nov 2019 1832.2217774169885 -0.91 0.43
Dec 2019 1816.1059250925236 -0.88 -1.45
Jan 2020 1810.1128635239759 -0.33 -2.57
Feb 2020 1826.971069030262 0.93 -0.45
Mar 2020 1848.3669717934058 1.17 1.56
Apr 2020 1876.8768692773954 1.54 3.70
May 2020 1877.4431581487008 0.03 2.94
Jun 2020 1889.3229220898138 0.63 2.99
Jul 2020 1887.801978723182 -0.08 2.85
Aug 2020 1885.6261453273096 -0.11 2.35
Sep 2020 1888.8293195095948 0.17 2.16
Oct 2020 1881.6755704835182 -0.38 1.76
Nov 2020 1910.9540519475897 1.56 4.30
Dec 2020 1917.2726369308039 0.33 5.57
Jan 2021 1978.6910814229004 3.20 9.31
Feb 2021 1996.0597484400614 0.88 9.26
Mar 2021 2017.4206559562085 1.07 9.15
Apr 2021 1996.3054105934143 -1.05 6.36
May 2021 2001.411469773876 0.26 6.60
Jun 2021 2021.969304791684 1.03 7.02
Jul 2021 2044.1134221507514 1.10 8.28
Aug 2021 2073.815736676928 1.45 9.98
Sep 2021 2092.900232391145 0.92 10.80
Oct 2021 2127.249700776712 1.64 13.05
Nov 2021 2126.615223787044 -0.03 11.29
Dec 2021 2154.637204759489 1.32 12.38
Jan 2022 2137.1374402316833 -0.81 8.01
Feb 2022 2147.656499862283 0.49 7.60
Mar 2022 2161.523343920563 0.65 7.14
Apr 2022 2186.970421776098 1.18 9.55
May 2022 2196.694539265177 0.45 9.76
Jun 2022 2198.259452844002 0.07 8.72
Jul 2022 2213.928908847049 0.71 8.31
Aug 2022 2227.4184334963106 0.61 7.41
Sep 2022 2267.0130512361357 1.78 8.32
Oct 2022 2292.4496992975896 1.12 7.77
Nov 2022 2305.0039689375626 0.55 8.39
Dec 2022 2262.0153809102844 -1.86 4.98
Jan 2023 2253.1873380993757 -0.39 5.43
Feb 2023 2267.3087598076295 0.63 5.57
Mar 2023 2293.6103920600417 1.16 6.11
Apr 2023 2319.9757035498105 1.15 6.08
May 2023 2333.262326640309 0.57 6.22
Jun 2023 2328.10284731692 -0.22 5.91
Jul 2023 2315.1292216865295 -0.56 4.57
Aug 2023 2323.086970573843 0.34 4.30
Sep 2023 2332.6015764593494 0.41 2.89
Oct 2023 2337.6101332538956 0.22 1.97
Nov 2023 2365.6259819330585 1.20 2.63
Dec 2023 2399.371215498636 1.43 6.07
Jan 2024 2421.8864294614777 0.94 7.49
Feb 2024 2408.7395245882058 -0.54 6.24
Mar 2024 2394.5950920146856 -0.59 4.40
Apr 2024 2376.471793071717 -0.76 2.44
May 2024 2363.8202926875065 -0.53 1.31
Jun 2024 2380.899826235871 0.72 2.27
Jul 2024 2406.319794630787 1.07 3.94
Aug 2024 2434.029765801396 1.15 4.78
Sep 2024 2429.6978376211146 -0.18 4.16
Oct 2024 2430.482768939869 0.03 3.97
Nov 2024 2416.9455728792364 -0.56 2.17
Dec 2024 2424.7104706059026 0.32 1.06
Jan 2025 2419.1390701636687 -0.23 -0.11
Feb 2025 2422.936508698872 0.16 0.59
Mar 2025 2432.2090281369906 0.38 1.57
Apr 2025 2442.965873008498 0.44 2.80
May 2025 2457.8954829604445 0.61 3.98
Jun 2025 2459.6236204009474 0.07 3.31
Jul 2025 2455.3197376456615 -0.17 2.04
Aug 2025 2439.3055573256443 -0.65 0.22
Sep 2025 2442.004359662997 0.11 0.51
Oct 2025 2445.7232848642575 0.15 0.63
Nov 2025 2453.1021981019044 0.30 1.50
Dec 2025 2451.880414823478 -0.05 1.12
Jan 2026 2461.025195761935 0.37 1.73
Feb 2026 2473.9015151515155 0.52 2.10