Williamson County, Illinois - Trend of Zillow Home Value Index (ZHVI) for All Homes - Bottom Tier (Zillow)

Updated on March 22, 2026.

According to data from Zillow.com, the Bottom Tier Zillow home value index (ZHVI) for All Homes in Williamson County, Illinois in February 2026 was $82,652.375. The month over month percentage change (MoM) was 0.95%, and the year over year percentage change (YoY) was -2.48%.

The chart below shows the trend of the bottom tier ZHVI for all homes in Williamson County, IL. The table below shows the trend of the bottom tier ZHVI, and the MoM and YoY percentage changes for all homes in Williamson County, IL.

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

Note: The Bottom Tier Zillow Home Value Index (ZHVI) for all Homes 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 5th to 35th percentile range.

Data Source: Zillow.
Williamson County, IL - Trend of Zillow Home Value Index (ZHVI) - Bottom Tier ($)
Williamson County, IL - Trend of Zillow Home Value Index (ZHVI) - Bottom Tier
1 – 10 of 134
Month ZHVI ($) MoM Perc. Change (%) YoY Perc. Change (%)
Jan 2015 48304.6778687252 1.83 6.91
Feb 2015 49002.99781375759 1.45 7.38
Mar 2015 49472.12972807243 0.96 7.65
Apr 2015 49923.26153869161 0.91 9.06
May 2015 50308.13141342604 0.77 10.46
Jun 2015 50695.20318701037 0.77 11.39
Jul 2015 51181.37437852018 0.96 11.66
Aug 2015 51586.83470567395 0.79 11.87
Sep 2015 51789.59354341007 0.39 11.63
Oct 2015 51605.72626976675 -0.35 10.76
Nov 2015 51151.942407071125 -0.88 9.33
Dec 2015 50539.246346331354 -1.20 6.54
Jan 2016 50109.61304946116 -0.85 3.74
Feb 2016 50466.16896508188 0.71 2.99
Mar 2016 51308.34646917374 1.67 3.71
Apr 2016 52144.706582526625 1.63 4.45
May 2016 52155.80861470135 0.02 3.67
Jun 2016 51818.58369486269 -0.65 2.22
Jul 2016 50980.63488719484 -1.62 -0.39
Aug 2016 50603.97918530857 -0.74 -1.90
Sep 2016 50384.54126490637 -0.43 -2.71
Oct 2016 50667.71852092214 0.56 -1.82
Nov 2016 50952.38584070039 0.56 -0.39
Dec 2016 51402.134088286104 0.88 1.71
Jan 2017 52159.25934614281 1.47 4.09
Feb 2017 52695.95764735308 1.03 4.42
Mar 2017 52954.36944494853 0.49 3.21
Apr 2017 53017.3147618433 0.12 1.67
May 2017 53041.14319407706 0.05 1.70
Jun 2017 53294.67121418443 0.48 2.85
Jul 2017 53486.419640719694 0.36 4.92
Aug 2017 54091.0212447054 1.13 6.89
Sep 2017 54795.09162031658 1.30 8.75
Oct 2017 55489.39668773402 1.27 9.52
Nov 2017 56017.494479365996 0.95 9.94
Dec 2017 56492.94817228683 0.85 9.90
Jan 2018 56879.6962003195 0.69 9.05
Feb 2018 57020.20956366025 0.25 8.21
Mar 2018 57479.77543256135 0.81 8.55
Apr 2018 57811.71559920838 0.58 9.04
May 2018 58110.37225743257 0.52 9.56
Jun 2018 57476.684528347214 -1.09 7.85
Jul 2018 57209.00257706045 -0.47 6.96
Aug 2018 57196.14005823201 -0.02 5.74
Sep 2018 57724.18650976521 0.92 5.35
Oct 2018 57723.325853443464 0.00 4.03
Nov 2018 57266.333243616325 -0.79 2.23
Dec 2018 56651.06006985565 -1.07 0.28
Jan 2019 56060.38947946592 -1.04 -1.44
Feb 2019 56065.22465728502 0.01 -1.67
Mar 2019 57028.379420823534 1.72 -0.78
Apr 2019 59208.446330352635 3.82 2.42
May 2019 62006.23526247846 4.72 6.70
Jun 2019 64299.9636659976 3.70 11.87
Jul 2019 65921.29877185372 2.52 15.23
Aug 2019 66584.32123778533 1.01 16.41
Sep 2019 66539.04362746495 -0.07 15.27
Oct 2019 66007.62863088313 -0.80 14.35
Nov 2019 65914.7580280992 -0.14 15.10
Dec 2019 66328.12792212742 0.63 17.08
Jan 2020 66106.98696904506 -0.33 17.92
Feb 2020 65243.344524641376 -1.31 16.37
Mar 2020 64359.92329350241 -1.35 12.86
Apr 2020 64729.643809068446 0.57 9.32
May 2020 65496.49558382558 1.19 5.63
Jun 2020 66183.31131218323 1.05 2.93
Jul 2020 67343.63951744857 1.75 2.16
Aug 2020 69273.0700039633 2.87 4.04
Sep 2020 71921.35754600489 3.82 8.09
Oct 2020 73779.12826260975 2.58 11.77
Nov 2020 74879.62712798838 1.49 13.60
Dec 2020 74836.18264197194 -0.06 12.83
Jan 2021 74370.43433580674 -0.62 12.50
Feb 2021 74403.90495725565 0.05 14.04
Mar 2021 74635.23114569417 0.31 15.97
Apr 2021 74749.7746918525 0.15 15.48
May 2021 74341.97318495285 -0.55 13.51
Jun 2021 74190.61344835153 -0.20 12.10
Jul 2021 73746.74683819962 -0.60 9.51
Aug 2021 72544.37094582913 -1.63 4.72
Sep 2021 71358.45007471101 -1.63 -0.78
Oct 2021 71778.61109323513 0.59 -2.71
Nov 2021 73538.07854409242 2.45 -1.79
Dec 2021 75200.1191685089 2.26 0.49
Jan 2022 76290.98433840509 1.45 2.58
Feb 2022 77082.0442804315 1.04 3.60
Mar 2022 78070.93938809355 1.28 4.60
Apr 2022 78400.89972363852 0.42 4.88
May 2022 78568.760199046 0.21 5.69
Jun 2022 78320.0114377567 -0.32 5.57
Jul 2022 78485.55467855076 0.21 6.43
Aug 2022 78267.480624585 -0.28 7.89
Sep 2022 78074.93079931 -0.25 9.41
Oct 2022 77599.2728511593 -0.61 8.11
Nov 2022 76905.44228640189 -0.89 4.58
Dec 2022 76811.15045076965 -0.12 2.14
Jan 2023 77718.68263174624 1.18 1.87
Feb 2023 78753.72235143698 1.33 2.17
Mar 2023 79386.93036358584 0.80 1.69
Apr 2023 79509.76398199309 0.16 1.41
May 2023 80612.56056782638 1.39 2.60
Jun 2023 81926.49699735065 1.63 4.61
Jul 2023 82949.58853080463 1.25 5.69
Aug 2023 83294.537175274 0.42 6.42
Sep 2023 83708.90183314655 0.50 7.22
Oct 2023 83985.51600102552 0.33 8.23
Nov 2023 84150.8465777294 0.20 9.42
Dec 2023 83654.11062810528 -0.59 8.91
Jan 2024 83095.03120299014 -0.67 6.92
Feb 2024 82922.23085863683 -0.21 5.29
Mar 2024 83538.98782754422 0.74 5.23
Apr 2024 84433.26199591738 1.07 6.19
May 2024 85117.47315482184 0.81 5.59
Jun 2024 85407.16559014878 0.34 4.25
Jul 2024 85304.12773106933 -0.12 2.84
Aug 2024 85262.22894872891 -0.05 2.36
Sep 2024 84654.20504766435 -0.71 1.13
Oct 2024 84392.44657194614 -0.31 0.49
Nov 2024 84285.2155584353 -0.13 0.16
Dec 2024 84489.45183508901 0.24 1.00
Jan 2025 84741.13483982674 0.30 1.98
Feb 2025 84757.38682643027 0.02 2.21
Mar 2025 84891.80921725319 0.16 1.62
Apr 2025 85326.39266951852 0.51 1.06
May 2025 85830.59389983033 0.59 0.84
Jun 2025 85759.68006197306 -0.08 0.41
Jul 2025 84743.59816030094 -1.18 -0.66
Aug 2025 83793.53888299705 -1.12 -1.72
Sep 2025 83187.13352634263 -0.72 -1.73
Oct 2025 82775.69219531577 -0.49 -1.92
Nov 2025 82151.22688695216 -0.75 -2.53
Dec 2025 81784.34114135515 -0.45 -3.20
Jan 2026 81871.7769715264 0.11 -3.39
Feb 2026 82652.37536003481 0.95 -2.48