$1,418
1 bd1 ba650 sqft
4001 S Watt Ave APT 197

The average Rosemont, CA home value is $454,549, down 3.1% 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: $454,549
1-year Value Change: -3.1%
(Data through December 31, 2025)
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