Mason County, Illinois - Trend of Zillow Home Value Index (ZHVI) for All Homes (SFR, Condo/Co-op), Smooth and Seasonally Adjusted (Zillow)

Updated on March 22, 2026.

According to data from Zillow.com, the smoothed and seasonally adjusted Zillow home value index (ZHVI) for All Homes (SFR, Condo/Co-op) in Mason County, Illinois in February 2026 was $99,162.421. The month over month percentage change (MoM) was 1.51%, and the year over year percentage change (YoY) was 13.93%.

The chart below shows the trend of the smoothed and seasonally adjusted ZHVI for Mason County, IL. The table below shows the trend of the smoothed and seasonally adjusted ZHVI, and the MoM and YoY percentage changes for Mason County, IL.

You can see similar information for other Illinois counties, and for Illinois.

Note: Zillow Home Value Index (ZHVI) is a measure of the typical home value and market changes across a given region and housing type. It reflects the typical value for homes in the 35th to 65th percentile range.

Data Source: Zillow.
Mason County, IL - Trend of Zillow Home Value Index (ZHVI), Smooth and Seasonally Adjusted ($)
Mason County, IL - Trend of Zillow Home Value Index (ZHVI), Smooth and Seasonally Adjusted
Items per page:
1 – 10 of 134
Month ZHVI ($) MoM Perc. Change (%) YoY Perc. Change (%)
Jan 2015 91046.29177883353 -0.67 5.50
Feb 2015 90206.78373412788 -0.92 4.16
Mar 2015 89478.09860611969 -0.81 3.01
Apr 2015 89385.3229520304 -0.10 2.16
May 2015 90258.44875486527 0.98 2.10
Jun 2015 91286.39546197209 1.14 1.34
Jul 2015 91803.85245331727 0.57 0.01
Aug 2015 91919.46194734314 0.13 -1.06
Sep 2015 91866.71849179576 -0.06 -1.23
Oct 2015 92261.28422435006 0.43 -0.38
Nov 2015 92370.56608710725 0.12 0.45
Dec 2015 92419.88281417293 0.05 0.83
Jan 2016 92526.8643242332 0.12 1.63
Feb 2016 92492.72187083455 -0.04 2.53
Mar 2016 92000.47643248341 -0.53 2.82
Apr 2016 91221.62631524917 -0.85 2.05
May 2016 90940.8921125875 -0.31 0.76
Jun 2016 91309.58875858341 0.41 0.03
Jul 2016 91662.01060655649 0.39 -0.15
Aug 2016 91743.25296228439 0.09 -0.19
Sep 2016 91450.43394612915 -0.32 -0.45
Oct 2016 91370.2505517155 -0.09 -0.97
Nov 2016 91132.54726697628 -0.26 -1.34
Dec 2016 90805.15123745282 -0.36 -1.75
Jan 2017 89898.67884161272 -1.00 -2.84
Feb 2017 88439.03168650337 -1.62 -4.38
Mar 2017 87013.77112629624 -1.61 -5.42
Apr 2017 85931.99768910265 -1.24 -5.80
May 2017 84578.11082115785 -1.58 -7.00
Jun 2017 82756.39507745932 -2.15 -9.37
Jul 2017 80873.25204584842 -2.28 -11.77
Aug 2017 79622.46204141037 -1.55 -13.21
Sep 2017 79009.70717966677 -0.77 -13.60
Oct 2017 78658.66966327048 -0.44 -13.91
Nov 2017 79092.13323841919 0.55 -13.21
Dec 2017 79636.49097122728 0.69 -12.30
Jan 2018 79723.36671350201 0.11 -11.32
Feb 2018 79332.88430850173 -0.49 -10.30
Mar 2018 79310.93482327252 -0.03 -8.85
Apr 2018 79525.30336998172 0.27 -7.46
May 2018 80015.99581132918 0.62 -5.39
Jun 2018 80137.09907821247 0.15 -3.16
Jul 2018 80828.79779663259 0.86 -0.05
Aug 2018 81021.82856003118 0.24 1.76
Sep 2018 81308.11439985062 0.35 2.91
Oct 2018 80927.99008714357 -0.47 2.89
Nov 2018 80281.05643330776 -0.80 1.50
Dec 2018 79745.72947606594 -0.67 0.14
Jan 2019 79778.35124921706 0.04 0.07
Feb 2019 80398.9503910807 0.78 1.34
Mar 2019 80513.59569746541 0.14 1.52
Apr 2019 80263.8703889911 -0.31 0.93
May 2019 79807.86405713944 -0.57 -0.26
Jun 2019 79707.89015913695 -0.12 -0.54
Jul 2019 80120.18677176231 0.52 -0.88
Aug 2019 81075.11786310168 1.19 0.07
Sep 2019 82045.45797039464 1.20 0.91
Oct 2019 82680.11104504381 0.77 2.17
Nov 2019 83207.8365910662 0.64 3.65
Dec 2019 83650.71030067936 0.53 4.90
Jan 2020 83855.94140263127 0.25 5.11
Feb 2020 83971.17529122891 0.14 4.44
Mar 2020 84240.58590837795 0.32 4.63
Apr 2020 84204.0083930327 -0.04 4.91
May 2020 84103.16938538525 -0.12 5.38
Jun 2020 84002.89006611846 -0.12 5.39
Jul 2020 84881.47066207328 1.05 5.94
Aug 2020 86338.18825239151 1.72 6.49
Sep 2020 88350.19617806189 2.33 7.68
Oct 2020 89783.98117778763 1.62 8.59
Nov 2020 90597.50109825701 0.91 8.88
Dec 2020 90772.53699877951 0.19 8.51
Jan 2021 90916.50096306844 0.16 8.42
Feb 2021 91016.42626321009 0.11 8.39
Mar 2021 91058.30374065868 0.05 8.09
Apr 2021 90549.72352945937 -0.56 7.54
May 2021 90703.16954366855 0.17 7.85
Jun 2021 91353.67506117262 0.72 8.75
Jul 2021 92561.28033906803 1.32 9.05
Aug 2021 93343.49574340593 0.85 8.11
Sep 2021 93193.37903274475 -0.16 5.48
Oct 2021 93534.73206364778 0.37 4.18
Nov 2021 93871.0384216174 0.36 3.61
Dec 2021 94615.27178625048 0.79 4.23
Jan 2022 95037.12573786931 0.45 4.53
Feb 2022 95110.72393032907 0.08 4.50
Mar 2022 95196.97247794729 0.09 4.55
Apr 2022 94571.13417861138 -0.66 4.44
May 2022 93944.62779113145 -0.66 3.57
Jun 2022 93660.1142011038 -0.30 2.53
Jul 2022 93606.561881341 -0.06 1.13
Aug 2022 93290.1861886359 -0.34 -0.06
Sep 2022 91803.68408628572 -1.59 -1.49
Oct 2022 90398.2820377315 -1.53 -3.35
Nov 2022 89102.73451996273 -1.43 -5.08
Dec 2022 88802.33408408046 -0.34 -6.14
Jan 2023 89386.16882568631 0.66 -5.95
Feb 2023 89628.1643647637 0.27 -5.76
Mar 2023 89535.33499297094 -0.10 -5.95
Apr 2023 88761.17493885236 -0.86 -6.14
May 2023 88410.55392032216 -0.39 -5.89
Jun 2023 87738.58841474196 -0.76 -6.32
Jul 2023 87203.19881527926 -0.61 -6.84
Aug 2023 86458.71429391003 -0.85 -7.32
Sep 2023 85464.18767209954 -1.15 -6.90
Oct 2023 84481.13710996324 -1.15 -6.55
Nov 2023 83964.48426210116 -0.61 -5.77
Dec 2023 84341.55118504581 0.45 -5.02
Jan 2024 85004.26206007761 0.79 -4.90
Feb 2024 86344.41651113064 1.58 -3.66
Mar 2024 88201.26157759358 2.15 -1.49
Apr 2024 90011.3800358346 2.05 1.41
May 2024 90483.69357205548 0.53 2.35
Jun 2024 89981.6810959474 -0.56 2.56
Jul 2024 88318.65858170704 -1.85 1.28
Aug 2024 86952.18880987146 -1.55 0.57
Sep 2024 85879.4139010638 -1.23 0.49
Oct 2024 86359.31949953952 0.56 2.22
Nov 2024 87010.96132154379 0.76 3.63
Dec 2024 87270.16541279909 0.30 3.47
Jan 2025 87211.50663976744 -0.07 2.60
Feb 2025 87042.17982166937 -0.19 0.81
Mar 2025 87268.42962696159 0.26 -1.06
Apr 2025 87223.421005113 -0.05 -3.10
May 2025 87797.07748102059 0.66 -2.97
Jun 2025 88353.80526740056 0.63 -1.81
Jul 2025 88488.4522138373 0.15 0.19
Aug 2025 88604.5185139989 0.13 1.90
Sep 2025 89161.98572174255 0.63 3.82
Oct 2025 90829.19636193379 1.87 5.18
Nov 2025 93260.99962847843 2.68 7.18
Dec 2025 95938.09397561372 2.87 9.93
Jan 2026 97683.42259981816 1.82 12.01
Feb 2026 99162.4212828934 1.51 13.93