Zip Code: 98040 (Mercer Island, Washington) - 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 the 98040 Zip Code (Mercer Island, Washington) in February 2026 was $2,281,694.521. The month over month percentage change (MoM) was 0.04%, and the year over year percentage change (YoY) was -1.10%.

The chart below shows the trend of the smoothed and seasonally adjusted ZHVI for the 98040 zip code (Mercer Island, Washington). The table below shows the trend of the smoothed and seasonally adjusted ZHVI, and the MoM and YoY percentage changes for the 98040 zip code (Mercer Island, Washington).

You can see similar information for other Washington zip codes, and for Washington.

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.
Zip Code: 98040 (Mercer Island, Washington) - Trend of Zillow Home Value Index (ZHVI), Smooth and Seasonally Adjusted ($)
Zip Code: 98040 (Mercer Island, Washington) - Trend of Zillow Home Value Index (ZHVI), Smooth and Seasonally Adjusted
Items per page:
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Month ZHVI ($) MoM Perc. Change (%) YoY Perc. Change (%)
Jan 2015 988706.0611246544 1.04 7.67
Feb 2015 1002542.9904704518 1.40 7.92
Mar 2015 1017014.6730469097 1.44 8.47
Apr 2015 1027439.5669430083 1.02 8.70
May 2015 1036859.6769046834 0.92 8.80
Jun 2015 1044053.1306204664 0.69 8.81
Jul 2015 1050422.122381835 0.61 9.04
Aug 2015 1056354.91139517 0.56 9.63
Sep 2015 1064515.6288583952 0.77 10.25
Oct 2015 1074874.5871469553 0.97 10.96
Nov 2015 1086010.5553644474 1.04 11.58
Dec 2015 1098895.57830824 1.19 12.30
Jan 2016 1116745.323088236 1.62 12.95
Feb 2016 1135125.0729341407 1.65 13.23
Mar 2016 1151025.404627552 1.40 13.18
Apr 2016 1159944.2084354272 0.78 12.90
May 2016 1167119.6074895614 0.62 12.56
Jun 2016 1173097.591753481 0.51 12.36
Jul 2016 1179529.8569370762 0.55 12.29
Aug 2016 1184390.3900030106 0.41 12.12
Sep 2016 1188074.6473860815 0.31 11.61
Oct 2016 1194135.6282724412 0.51 11.10
Nov 2016 1202857.4657322112 0.73 10.76
Dec 2016 1216973.7999040324 1.17 10.75
Jan 2017 1233356.17564205 1.35 10.44
Feb 2017 1250475.8201624888 1.39 10.16
Mar 2017 1268185.579763245 1.42 10.18
Apr 2017 1287256.6521373987 1.50 10.98
May 2017 1306843.5912460124 1.52 11.97
Jun 2017 1323406.35732298 1.27 12.81
Jul 2017 1336254.2990702044 0.97 13.29
Aug 2017 1345031.90426832 0.66 13.56
Sep 2017 1353290.1122119597 0.61 13.91
Oct 2017 1362419.490729675 0.68 14.09
Nov 2017 1372801.0980160206 0.76 14.13
Dec 2017 1387899.5351865382 1.10 14.05
Jan 2018 1405638.2399296232 1.28 13.97
Feb 2018 1424541.6425542375 1.35 13.92
Mar 2018 1442572.1430163875 1.27 13.75
Apr 2018 1457888.8777141806 1.06 13.26
May 2018 1470905.7452893283 0.89 12.55
Jun 2018 1478113.614768585 0.49 11.69
Jul 2018 1486130.3779383712 0.54 11.22
Aug 2018 1494858.803559254 0.59 11.14
Sep 2018 1500919.7857349662 0.41 10.91
Oct 2018 1500390.895278237 -0.04 10.13
Nov 2018 1495705.4455722535 -0.31 8.95
Dec 2018 1489775.2148736555 -0.40 7.34
Jan 2019 1484384.7634441033 -0.36 5.60
Feb 2019 1479430.0422575718 -0.33 3.85
Mar 2019 1477613.149161258 -0.12 2.43
Apr 2019 1475850.9116141691 -0.12 1.23
May 2019 1473002.4461193576 -0.19 0.14
Jun 2019 1470772.4595100444 -0.15 -0.50
Jul 2019 1467471.0791779829 -0.22 -1.26
Aug 2019 1464978.890725299 -0.17 -2.00
Sep 2019 1462305.8220528935 -0.18 -2.57
Oct 2019 1461668.6094191067 -0.04 -2.58
Nov 2019 1463404.768261609 0.12 -2.16
Dec 2019 1466543.9123138369 0.22 -1.56
Jan 2020 1470373.696096138 0.26 -0.94
Feb 2020 1478718.513593427 0.57 -0.05
Mar 2020 1490879.2485524344 0.82 0.90
Apr 2020 1506343.045694825 1.04 2.07
May 2020 1517545.3372432136 0.74 3.02
Jun 2020 1522056.4383978646 0.30 3.49
Jul 2020 1524837.949648131 0.18 3.91
Aug 2020 1532270.7278025858 0.49 4.59
Sep 2020 1551371.813738127 1.25 6.09
Oct 2020 1578500.7789140341 1.75 7.99
Nov 2020 1609335.678786012 1.95 9.97
Dec 2020 1639300.9588385876 1.86 11.78
Jan 2021 1665760.1919044524 1.61 13.29
Feb 2021 1693964.3814218575 1.69 14.56
Mar 2021 1727346.244711845 1.97 15.86
Apr 2021 1775540.6480663654 2.79 17.87
May 2021 1829959.2973550826 3.07 20.59
Jun 2021 1884778.8240426981 3.00 23.83
Jul 2021 1920877.4247682563 1.92 25.97
Aug 2021 1939313.3163665168 0.96 26.57
Sep 2021 1944117.305728984 0.25 25.32
Oct 2021 1953407.6705327488 0.48 23.75
Nov 2021 1974763.677737196 1.09 22.71
Dec 2021 2012888.884240794 1.93 22.79
Jan 2022 2074503.9599025745 3.06 24.54
Feb 2022 2157761.1460715197 4.01 27.38
Mar 2022 2260405.7910332773 4.76 30.86
Apr 2022 2352278.6089719716 4.06 32.48
May 2022 2415943.2922646324 2.71 32.02
Jun 2022 2433447.6223024707 0.73 29.11
Jul 2022 2405184.186071159 -1.16 25.21
Aug 2022 2340325.2758816057 -2.70 20.68
Sep 2022 2264987.281986382 -3.22 16.51
Oct 2022 2208921.5109248 -2.47 13.08
Nov 2022 2180482.0469005406 -1.29 10.42
Dec 2022 2164576.7847483414 -0.73 7.54
Jan 2023 2142541.171830525 -1.02 3.28
Feb 2023 2113876.571640056 -1.34 -2.03
Mar 2023 2082841.145091073 -1.47 -7.85
Apr 2023 2063320.5668717066 -0.94 -12.28
May 2023 2056169.9395726619 -0.35 -14.89
Jun 2023 2063742.4440568248 0.37 -15.19
Jul 2023 2077304.4802077368 0.66 -13.63
Aug 2023 2091578.0930589505 0.69 -10.63
Sep 2023 2103619.7678377177 0.58 -7.12
Oct 2023 2115610.5626504687 0.57 -4.22
Nov 2023 2122061.6420249245 0.31 -2.68
Dec 2023 2121714.734581271 -0.02 -1.98
Jan 2024 2114174.4645439466 -0.35 -1.32
Feb 2024 2116362.7885989523 0.10 0.12
Mar 2024 2135489.499185801 0.90 2.53
Apr 2024 2168353.705958618 1.54 5.09
May 2024 2202331.0580444 1.57 7.11
Jun 2024 2221852.04652198 0.89 7.66
Jul 2024 2232490.7107306966 0.48 7.47
Aug 2024 2240115.078325888 0.34 7.10
Sep 2024 2254324.7075138907 0.63 7.16
Oct 2024 2272006.2073354092 0.78 7.39
Nov 2024 2287236.79365556 0.67 7.78
Dec 2024 2297460.664587731 0.45 8.28
Jan 2025 2303859.4516765308 0.28 8.97
Feb 2025 2307021.8985763346 0.14 9.01
Mar 2025 2307580.028280971 0.02 8.06
Apr 2025 2303011.7372451555 -0.20 6.21
May 2025 2291278.3358300165 -0.51 4.04
Jun 2025 2275371.8963594064 -0.69 2.41
Jul 2025 2259243.6610350707 -0.71 1.20
Aug 2025 2251829.3237190903 -0.33 0.52
Sep 2025 2254692.3419605405 0.13 0.02
Oct 2025 2263998.170515697 0.41 -0.35
Nov 2025 2273499.022629365 0.42 -0.60
Dec 2025 2277443.683185944 0.17 -0.87
Jan 2026 2280898.6520363726 0.15 -1.00
Feb 2026 2281694.5205953387 0.04 -1.10