$4,683
2 bd2 ba1,318 sqft
40 William St Unit 458

The average Wellesley, MA home value is $1,934,976, up 4.3% over the past year.
Zillow Home Value Index (ZHVI), built from the ground up by measuring monthly changes in property level Zestimates, captures both the level and home values across a wide variety of geographies and housing types.
Typical Home Values: $1,934,976
1-year Value Change: +4.3%
(Data through December 31, 2025)
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