Market Intelligence · AZ / San Tan Valley
San Tan Valley, AZ 85140 Housing Market
Typical home values in San Tan Valley have declined 1.9% over the past year, settling around $432,595. The median list price stands at $449,995, with homes taking a median of 69 days to sell.
The median home value in San Tan Valley, AZ 85140 is $428K as of August 2026, down 1.7% year over year, according to Zillow ZHVI. Get your own home's value and a real cash offer in about two minutes, with sources shown and no obligation.
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Typical 85140 range
$394K to $462K
This is an automated estimate, not an appraisal. Actual value is determined by current market conditions and professional evaluation. It is provided for informational purposes only and is not an offer to buy or a promise of value.
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12-month value trend
-1.7% over 12 months
Aug 2025$435K
Low $428KHigh $435K
Aug 2026$428K