$0
3 bd1 ba- sqft
501 Washington Ave #748

The average Grinnell, IA home value is $202,385, up 6.6% 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: $202,385
1-year Value Change: +6.6%
(Data through November 30, 2025)
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