Alton (City), 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 Alton (City), Illinois in February 2026 was $100,385.018. The month over month percentage change (MoM) was 0.29%, and the year over year percentage change (YoY) was 2.40%.

The chart below shows the trend of the smoothed and seasonally adjusted ZHVI for Alton (City), IL. The table below shows the trend of the smoothed and seasonally adjusted ZHVI, and the MoM and YoY percentage changes for Alton (City), IL.

You can see similar information for other Illinois cities, 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.
Alton (City), IL - Trend of Zillow Home Value Index (ZHVI), Smooth and Seasonally Adjusted ($)
Alton (City), IL - Trend of Zillow Home Value Index (ZHVI), Smooth and Seasonally Adjusted
1 – 10 of 134
Month ZHVI ($) MoM Perc. Change (%) YoY Perc. Change (%)
Jan 2015 61553.26193253914 -1.01 7.37
Feb 2015 60893.99582637249 -1.07 8.13
Mar 2015 60537.437751301186 -0.59 8.92
Apr 2015 61334.7688045557 1.32 9.55
May 2015 62474.65759012132 1.86 10.22
Jun 2015 63495.82500248927 1.64 9.66
Jul 2015 64405.39378924072 1.43 8.65
Aug 2015 65131.71691228985 1.13 7.32
Sep 2015 65958.67746052952 1.27 7.22
Oct 2015 66355.55249215332 0.60 7.13
Nov 2015 66541.71346265293 0.28 7.20
Dec 2015 66479.17332917934 -0.09 6.91
Jan 2016 66507.52694764159 0.04 8.05
Feb 2016 66822.22441264258 0.47 9.74
Mar 2016 67273.07150818108 0.68 11.13
Apr 2016 67780.74832156056 0.76 10.51
May 2016 67649.75063796116 -0.19 8.28
Jun 2016 67101.40958190619 -0.81 5.68
Jul 2016 65920.01881998475 -1.76 2.35
Aug 2016 65104.03179365507 -1.24 -0.04
Sep 2016 64533.23122550161 -0.88 -2.16
Oct 2016 64717.71938556121 0.29 -2.47
Nov 2016 65075.7936200549 0.55 -2.20
Dec 2016 65632.00421974562 0.86 -1.27
Jan 2017 66055.78407139094 0.65 -0.68
Feb 2017 66517.63270681661 0.70 -0.46
Mar 2017 67154.83170034214 0.96 -0.18
Apr 2017 67744.13614784973 0.88 -0.05
May 2017 68177.0761113174 0.64 0.78
Jun 2017 68308.72349865829 0.19 1.80
Jul 2017 68420.980625352 0.16 3.79
Aug 2017 68288.00732338401 -0.19 4.89
Sep 2017 67997.85742521564 -0.42 5.37
Oct 2017 67796.68607492138 -0.30 4.76
Nov 2017 67923.9329596497 0.19 4.38
Dec 2017 68491.28612024004 0.84 4.36
Jan 2018 69333.73755856097 1.23 4.96
Feb 2018 69960.57828054983 0.90 5.18
Mar 2018 70339.81301745617 0.54 4.74
Apr 2018 70341.11417662648 0.00 3.83
May 2018 70505.03821742213 0.23 3.42
Jun 2018 70429.09156357986 -0.11 3.10
Jul 2018 70417.62240049712 -0.02 2.92
Aug 2018 70367.22734588767 -0.07 3.05
Sep 2018 70784.12317362496 0.59 4.10
Oct 2018 70948.56511861643 0.23 4.65
Nov 2018 71022.0187147658 0.10 4.56
Dec 2018 70605.19813935937 -0.59 3.09
Jan 2019 70631.79215374503 0.04 1.87
Feb 2019 71038.78755232964 0.58 1.54
Mar 2019 71901.56740327622 1.22 2.22
Apr 2019 72388.64637749952 0.68 2.91
May 2019 72283.1507430558 -0.15 2.52
Jun 2019 72006.31262577623 -0.38 2.24
Jul 2019 71823.85778604257 -0.25 2.00
Aug 2019 71996.56184004468 0.24 2.32
Sep 2019 72252.28228639143 0.36 2.07
Oct 2019 72871.24854543548 0.86 2.71
Nov 2019 73790.14238627306 1.26 3.90
Dec 2019 74907.70817043494 1.52 6.09
Jan 2020 76245.09749653378 1.79 7.95
Feb 2020 76958.55317034909 0.94 8.33
Mar 2020 77169.63915608844 0.27 7.33
Apr 2020 76914.152701688 -0.33 6.25
May 2020 76526.91994452855 -0.50 5.87
Jun 2020 75786.22418836295 -0.97 5.25
Jul 2020 75091.12200545317 -0.92 4.55
Aug 2020 75362.93311828167 0.36 4.68
Sep 2020 77189.23174673505 2.42 6.83
Oct 2020 79914.51564447906 3.53 9.66
Nov 2020 82379.13916760926 3.08 11.64
Dec 2020 84377.992388484 2.43 12.64
Jan 2021 85729.8307884276 1.60 12.44
Feb 2021 87137.63626542114 1.64 13.23
Mar 2021 88071.81832367067 1.07 14.13
Apr 2021 88381.15990723613 0.35 14.91
May 2021 88434.49619139668 0.06 15.56
Jun 2021 88190.06408604956 -0.28 16.37
Jul 2021 88090.34239448498 -0.11 17.31
Aug 2021 87614.01276447727 -0.54 16.26
Sep 2021 87281.39526668792 -0.38 13.08
Oct 2021 87349.17133785535 0.08 9.30
Nov 2021 87877.0415443559 0.60 6.67
Dec 2021 88286.12137356265 0.47 4.63
Jan 2022 88752.22248210995 0.53 3.53
Feb 2022 89144.19859536686 0.44 2.30
Mar 2022 89733.92696772591 0.66 1.89
Apr 2022 89786.11661489886 0.06 1.59
May 2022 89808.44233932016 0.03 1.55
Jun 2022 89935.67844424146 0.14 1.98
Jul 2022 89910.18364351614 -0.03 2.07
Aug 2022 89599.86751946632 -0.34 2.27
Sep 2022 89201.44476518624 -0.44 2.20
Oct 2022 89525.05228853527 0.36 2.49
Nov 2022 90302.76470808279 0.87 2.76
Dec 2022 91128.84151902974 0.92 3.22
Jan 2023 91720.87033226191 0.65 3.35
Feb 2023 92005.71814873237 0.31 3.21
Mar 2023 92124.33294001971 0.13 2.66
Apr 2023 92106.6545495502 -0.02 2.59
May 2023 93013.8241162349 0.99 3.57
Jun 2023 94457.59967713272 1.55 5.03
Jul 2023 95892.85246205232 1.52 6.65
Aug 2023 96122.1845644811 0.24 7.28
Sep 2023 95621.47998749481 -0.52 7.20
Oct 2023 95489.21255266086 -0.14 6.66
Nov 2023 95615.70598080424 0.13 5.88
Dec 2023 95896.3155608781 0.29 5.23
Jan 2024 95532.63534652848 -0.38 4.16
Feb 2024 95501.28572666954 -0.03 3.80
Mar 2024 96125.27018903109 0.65 4.34
Apr 2024 97046.18683746817 0.96 5.36
May 2024 97907.0261177565 0.89 5.26
Jun 2024 98265.98712956645 0.37 4.03
Jul 2024 99022.93265399129 0.77 3.26
Aug 2024 99725.00760389019 0.71 3.75
Sep 2024 100387.78102423572 0.67 4.99
Oct 2024 100665.80113218422 0.28 5.42
Nov 2024 100649.1512459491 -0.02 5.26
Dec 2024 100221.12882067222 -0.42 4.51
Jan 2025 99323.08576505061 -0.90 3.97
Feb 2025 98033.17659164044 -1.30 2.65
Mar 2025 96619.42645495273 -1.44 0.51
Apr 2025 95464.39566257934 -1.19 -1.63
May 2025 94765.94401078584 -0.73 -3.21
Jun 2025 94546.42199412354 -0.23 -3.78
Jul 2025 94953.10389979595 0.43 -4.11
Aug 2025 95674.12649400928 0.76 -4.06
Sep 2025 96780.01115058993 1.16 -3.59
Oct 2025 97855.42519856429 1.11 -2.79
Nov 2025 98858.23986959744 1.02 -1.78
Dec 2025 99777.52901180892 0.93 -0.44
Jan 2026 100095.13127352305 0.32 0.78
Feb 2026 100385.01827342692 0.29 2.40