San Tan Valley, AZ Real Estate
San Tan Valley is an unincorporated community southeast of Queen Creek, offering newer homes at more affordable price points than neighboring cities. A growing bedroom community for the East Valley.
San Tan Valley Market Snapshot
Data from county assessors and Zillow Research, as of August 2026. Refreshed on each deploy.
San Tan Valley ZIP Code Breakdown
| ZIP Code | Area | Median Value | YoY Change |
|---|---|---|---|
| 85143 | San Tan Valley | $415K | -3.0% |
| 85140 | San Tan Valley North | $405K | -3.2% |
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Latest from the MesaHomes blog
Recent news and guides mentioning San Tan Valley.
San Tan Valley Woman Sentenced in $75M Medicaid Fraud Case
A San Tan Valley woman was sentenced this week in a state Medicaid fraud case totaling $75 million. Here's what East Valley investors and homeowners should know
Mesa NewsSulfuric Acid Spill Near Arizona Border: What East Valley Homeowners Should Know
3,000+ gallons of sulfuric acid spilled on a Sonora highway near Arizona. Here's what Mesa and East Valley homeowners need to know about air quality, water safe
Mesa NewsGrand Canyon Flash Flood Damage: What East Valley Infrastructure Means for Your Property
August 29 flash flood in Grand Canyon damaged footbridges and infrastructure. What it means for East Valley water management, property risk, and your home's exp