San Tan Valley, AZ Housing Market 2026: What Homes Actually Sell For

San Tan Valley closes a lot of homes into a narrow band, which makes its median unusually informative: sales over the last six months land close together, so the citywide number is a real anchor rather than an average of extremes.

The snapshot

• •Closings tracked, last 6 months: 1,513
• •Median sold price, last 6 months: $420,000
• •Median sold $/sqft, last 6 months: $214
• •Middle half of sales closed between: $369,990 and $489,900

What the numbers say

Resideline tracked 1,513 closed sales in San Tan Valley over the last six months, with a median closing price of $420,000. That median is the midpoint of what buyers actually paid, not what sellers hoped to get, which is why it moves differently from the asking prices you see on listing sites. The middle half of those sales closed between $369,990 and $489,900. That spread matters more than the headline median: where a specific property sits inside it decides whether the citywide number helps you or misleads you. These are the closings Resideline tracks and may differ from complete county or municipal records. The large tracked sample provides substantial market-level evidence. 98% of the San Tan Valley closings we track here are single-family houses, so these figures primarily reflect that segment, and the citywide $/sqft figure primarily reflects that segment as well. Across the 1,511 closings with usable living area, the middle half sold between $188 and $239 per square foot.

Figures last updated September 6, 2026 from closings Resideline tracked.

Median home price in San Tan Valley, AZ (September 2026)

The median home price in San Tan Valley is $420,000, measured across the 1,513 closed sales Resideline tracked over the last six months. The middle half of those sales closed between $369,990 and $489,900.

Where San Tan Valley sale prices land

Medians hide the shape of a market. The distribution above covers the closed sales Resideline tracked in San Tan Valley over the last six months that carry a usable sale date, trimmed to the 5th through 95th percentile, with the middle half of sales closing between $369,990 and $489,900. Among the 48 Arizona markets with a published band, San Tan Valley's middle-half spread ($369,990 to $489,900) ranks 6th from the narrowest. Where your target property sits inside that spread matters more than the citywide median. Measured as the ratio of the upper to the lower quartile, its middle-half spread ranks in the 5th percentile of the 2,187 US markets in Resideline's national Market Watch set, on data as of September 4, 2026.

How long a sale takes here

• •Listed to under contract: a median of 43 days, across 865 San Tan Valley closings Resideline tracked in the last six months
• •Contract to closing: a median of 29 days, across 912 San Tan Valley closings Resideline tracked in the last six months

The San Tan Valley angle

Over the last six months Resideline tracked 1,513 closings in San Tan Valley, where the median closed sale price was $420,000 and the middle half of sales closed between $369,990 and $489,900. That band is among the tightest we track, which is the useful part: when closings cluster this closely the median actually carries predictive weight, and the real question becomes whether your subject is a typical San Tan Valley sale or an exception. If it is typical, the median is a defensible starting number. If it is not, say so explicitly in your adjustments, because a tight band makes an unusual property look out of place quickly and you will need matched comps to defend the difference.

San Tan Valley market data by ZIP code

Citywide medians hide block-by-block variation. Resideline publishes free, regularly refreshed market snapshots for San Tan Valley ZIP codes: 85140.

From market read to offer price

A tight market makes the next step easier: the citywide anchor sits close to most homes, and a report only has to explain the gap. The decision still comes down to one property and one number: what it is actually worth and what you should pay. Every Resideline report opens with this same market snapshot for the subject's exact ZIP code, then gives you the property's value, the sold comps behind it, and a market rent estimate. Pricing a specific deal? The free ARV calculator and rental property calculator run the numbers in about a minute.

And we show our work. Every estimate is frozen while the home is for sale and graded against the real closing price after it sells. See the live accuracy dashboard for the receipts, or read how the Area Market Snapshot works.

Run any San Tan Valley address through Resideline and you will see the local market and the property's value together, in one report.

Cite this

Using these numbers? Please cite the source and the sample size:

Source: Resideline Market Watch
Market: San Tan Valley, AZ
Geography: Census-designated place, not an incorporated municipality, Census place 0464210
Data updated: September 2026
Analysis period: last six months
Tracked closings: 1,513
Median sold price: $420,000
Median sold $/sqft: $214 (1,511 qualifying)
Property mix: 98% houses
https://resideline.com/blog/san-tan-valley-az-housing-market

Writing about this market? Paste this into your post:

<a href="https://resideline.com/blog/san-tan-valley-az-housing-market">
  <img src="https://resideline.com/images/embed/san-tan-valley-az.png" alt="San Tan Valley, AZ home sale price distribution, last six months" width="1000" style="max-width:100%;height:auto">
</a>
<p>Source: <a href="https://resideline.com/blog/san-tan-valley-az-housing-market">Resideline Market Watch</a></p>

The local market statistics in this report are calculated from closed sales tracked by Resideline. Transaction coverage may differ from complete county or municipal records.

Every local market figure on this page is computed from closed sales Resideline tracked in San Tan Valley over the last six months, and is refreshed when the data is.