San Tan Valley has grown faster than the roads and services built to support it, and that gap is now closing. The community became its own town this year, the county and state are advancing several major road projects, and new shopping centers are rising along Hunt Highway and Gantzel Road. For homeowners and buyers, the question behind all of that activity is simple: what does it mean for the value of a home here? This guide walks through what is changing, what is still only planned, and how to think about the connection between infrastructure and property values without overpromising.
San Tan Valley sits in northern Pinal County, just south of Queen Creek, and its relative affordability has made it one of the East Valley’s fastest-growing areas. That growth brought congestion on arterial roads such as Hunt Highway, Ironwood Road, and Gantzel Road, and county planners have acknowledged that those surface streets are not keeping pace with demand. The projects below are the response.
San Tan Valley Is Now a Town
The biggest change is organizational. Voters approved Proposition 495 in August 2025, and Pinal County formally recognized San Tan Valley as a town in September 2025 and appointed an inaugural seven-member Town Council. The county continued to provide services through June 30, 2026, and the Town took over from there. With more than 100,000 residents, it is the largest incorporation in Arizona history.
For property owners, incorporation changes who plans, zones, and funds local improvements. The Town now has its own planning commission and council, and it is coordinating with Pinal County on road projects as the transition continues. Supporters point to more local control over services and development, while critics have raised concerns about the possibility of higher taxes. How those tradeoffs play out will take time, so it is worth asking about any Town-level taxes or fees as they are adopted.
Road Improvements: What Is Underway and What Is Planned
Road projects in and around San Tan Valley fall into three groups: local connections that the county is building now, a regional freeway widening just to the west, and longer-term corridors that are still in planning. Dates come from agency announcements and can shift, so confirm current schedules before relying on them.
| Project | What It Does | Timing |
|---|---|---|
| Skyline Drive extension, Charbray Drive to Gantzel Road | Completes a continuous east and west route between Gantzel Road and Hunt Highway | County announced construction beginning in spring or summer 2026 |
| Gary Road and Don Road traffic signal | Adds a full signal, crosswalks, and turn lanes at the secondary entrance to the Walmart center on Hunt Highway | Expected to begin in spring or summer 2026 |
| Hunt Highway final phase widening | Widens the remaining section toward Florence, after the county has already invested more than $100 million in earlier phases | Construction expected to begin in summer 2026 |
| SR-24 widening, Loop 202 to Ironwood Drive | A $350 million ADOT project that widens the Gateway Freeway to four lanes in each direction, with new interchanges at Williams Field, Signal Butte, and Meridian roads | Construction expected to start in late 2026 and take about two and a half years |
| SR-24 extension and Central Arizona Parkway | Extends SR-24 east of Ironwood Road to a new four-lane parkway along the canal alignment, continuing south toward Ocotillo Road, at an estimated cost of about $164.5 million | In planning, with no firm construction date |
| Pinal North-South Freeway (SR 505) | A planned long-range freeway to serve growth across the Pinal County region | ADOT is in an environmental study phase, so this is a long-term project |
County planners have also listed smaller improvements, including a new five-lane connection on Gantzel Road from Bella Vista Road to Hunt Highway, a new connection through the Queen Creek Wash on Kenworthy Road, and a planned three-lane Meridian Drive from Riggs Road to SR-24. The county’s Skyline Drive and signal projects are funded by Pinal County’s half-cent transportation sales tax, and the SR-24 widening is supported by the extension of Maricopa County’s half-cent transportation tax.
For daily life, the local connections matter first and the freeway projects matter next. The Skyline Drive extension and the Hunt Highway widening aim to relieve the arterial roads residents use every day, while the SR-24 widening and extension are aimed at the longer commute to Queen Creek, Mesa, and Phoenix. The extension into San Tan Valley is the piece with the longest timeline.
Commercial Growth: Where New Shopping and Dining Are Landing
Retail has followed the rooftops. The center of gravity is along Hunt Highway and Gary Road, with additional projects spreading along Gantzel Road, Bella Vista Road, and Ironwood Road.
| Location | What Is There or Coming | Status |
|---|---|---|
| Skyline Ranch Marketplace, Hunt Highway and Gary Road | In-N-Out, Arby’s, Ulta, Marshalls, and HomeGoods, with 7 Brew, Cold Beers and Cheeseburgers, and Chick-fil-A on the way | Several tenants open, with others listed for 2026 and summer 2027 |
| Hunt Highway and Stone Creek Drive | A proposed regional commercial site of nearly 28 acres, with a large retail anchor, a wholesale retailer, a drive-thru, and a gas station | The planning commission recommended rezoning on September 28, and the Town Council decision is next, with neighbors voicing concerns about noise, lighting, and traffic |
| Bella Vista Road and Gantzel Road | A 3.84-acre center anchored by a Terrible’s convenience store and gas station, next to a 252-unit apartment complex under construction | Announced in March 2026, with no opening date |
| Ironwood Road and Ranch Road | A 24-acre mixed-use development, with an OrthoArizona clinic listed for the first quarter of 2027 | In development |
| Gantzel Road near Ocotillo Road | Terrazzo Medical Village, plus nearby multifamily and build-to-rent housing | Under development |
The pipeline shows what the community has long lacked: grocery and big-box shopping, quick-service restaurants, medical offices, and gas stations within a short drive. It also shows the tension that comes with growth, since not every neighbor welcomes a new commercial site, and proposals can be changed, delayed, or denied during approval.
Where the Market Stands Today
| Indicator | Recent Reading |
|---|---|
| Typical sold price, past 12 months | About $425,000, with the middle half of sales between roughly $370,000 and $489,000 |
| By ZIP code, past six months | A median sold price near $400,000 in 85143 and about $465,000 in 85144 |
| Time to sell | About 61 days for the median home over the past year |
| Balance of supply and demand | About 3.7 to 3.8 months of inventory, which is roughly balanced |
| Sale price compared with asking | A median near 100 percent of asking, with about one in five homes selling above asking |
These figures come from local market data sources and ZIP-level snapshots from August and September 2026, and they vary by provider and by the home type measured. The overall picture is a balanced market in the low to mid $400,000s, where road and retail improvements are arriving without having pushed prices sharply higher or lower.
How Infrastructure Can Affect Property Values
It is tempting to assume that better roads and nearby shopping automatically raise home values, and over the long run they often support demand. In practice the effect depends on the project, the location, and the timing, and it is usually smaller and slower than headlines suggest.
Shorter or more reliable commutes make a location more attractive to buyers who work in Queen Creek, Mesa, Chandler, or Phoenix
Nearby grocery stores, restaurants, and medical offices save time and add everyday convenience
New connections reduce reliance on a few congested arterials, which improves safety and traffic flow
Local control through the new Town may speed planning and make improvements more responsive to neighborhood needs
Homes right beside widened roads or new commercial sites can face more noise, lighting, and traffic
Construction creates disruption for months or years before the benefits arrive
Rezoning from homes to commercial, or new rental and apartment projects, can change what is built next door
Buyers may already have priced in announced projects, so the gain can be smaller than expected once they open
Market-wide forces often outweigh any single project in the short run. Mortgage rates, which averaged about 7.4 percent in early October 2026, and the overall balance of homes for sale have a larger effect on what a house sells for this year than a road that will not open for several years. Infrastructure is best seen as one of several long-term factors, alongside price, condition, and lot features.
When buyers ask about future roads and shopping, I pull the planned improvements and the zoning for the parcels around the home they are considering. A vacant lot next door might become homes, rentals, or a gas station, and a road corridor might be widened closer to the back fence than you expect. Knowing that before you write an offer protects you from surprises.
What to Watch Next
- SR-24 widening: ADOT’s construction start in late 2026 will bring detours and lane closures along the corridor before the long-term benefit arrives.
- Hunt Highway and Skyline Drive: Watch for construction progress and any changes to the schedule, since these are the projects residents will feel first.
- Town Council votes: The council’s decision on the Hunt Highway and Stone Creek Drive rezoning will show how the new Town approaches commercial growth near established neighborhoods.
- Central Arizona Parkway and SR 505: Planning milestones, funding decisions, and environmental studies will determine when the long-term corridors move toward construction.
- The Town’s first budget and tax decisions: These will clarify how local services are funded and what, if anything, changes for property owners.
What This Means If You Are Buying or Selling in San Tan Valley
If you are buying, look at where a home sits in relation to the corridors being widened or developed, and compare the benefits of a closer commute or nearby shopping with possible noise and traffic. Ask about zoning on neighboring parcels, and avoid paying a premium based on a project that is still only planned.
If you are selling, describe road and retail improvements accurately and with dates. Buyers respond to concrete facts such as a completed connection or an open grocery store, and they are skeptical of vague promises about what may be built someday. Your agent can help you present your location with specifics.
Working with an Agent Who Follows San Tan Valley Development
San Tan Valley is changing quickly, and the details of each project matter. An agent who follows the Town’s meetings, the county’s road schedules, and the pending rezoning requests can help you separate a project that is funded and under construction from one that is only a proposal.
When you interview agents, ask how recently they have closed transactions in the part of San Tan Valley you are considering and how they track planned development around a property. Those answers will tell you more about their local expertise than any marketing brochure ever could.
Frequently Asked Questions
Is San Tan Valley its own town now?
Yes. Pinal County formally recognized San Tan Valley as a town in September 2025 after voters approved Proposition 495 in August 2025, and the county continued providing services through June 30, 2026. With more than 100,000 residents, it is the largest incorporation in Arizona history. The Town now has its own council and planning commission, which means local decisions on zoning, roads, and services are increasingly made in San Tan Valley instead of by the county.
What road projects are underway or planned in San Tan Valley?
Pinal County planned to begin extending Skyline Drive from Charbray Drive to Gantzel Road in 2026, which completes a connection between Gantzel Road and Hunt Highway, along with a new traffic signal at Gary Road and Don Road near the Walmart on Hunt Highway. The final phase of the Hunt Highway widening was expected to start in the summer of 2026. Farther west, ADOT expects to begin a $350 million widening of State Route 24 between Loop 202 and Ironwood Drive in late 2026. Because schedules shift, confirm current timing with Pinal County, the Town, and ADOT.
When will SR-24 be extended into San Tan Valley?
Not yet, and the timeline is uncertain. Pinal County is planning to extend SR-24 east of Ironwood Road to a new Central Arizona Parkway along the canal alignment, with a four-lane roadway continuing south toward Ocotillo Road, at an estimated cost of about $164.5 million. A longer-term Pinal North-South Freeway is still in an environmental study phase. The SR-24 widening that begins in late 2026 is west of Ironwood and is intended to improve the commute for San Tan Valley and Queen Creek residents.
What new shopping and restaurants are coming to San Tan Valley?
Skyline Ranch Marketplace at Hunt Highway and Gary Road already includes In-N-Out, Arby’s, Ulta, Marshalls, and HomeGoods, with 7 Brew open or opening and Chick-fil-A listed for summer 2027. Other projects in the pipeline include a Terrible’s-anchored center at Bella Vista and Gantzel roads, a 24-acre mixed-use project at Ironwood Road and Ranch Road, and a proposed regional commercial site on Hunt Highway near Stone Creek Drive. Proposals can change during approval, so treat anything not yet open as planned.
Will new roads and retail increase home values in San Tan Valley?
They can help, but there is no guarantee. Shorter commutes and nearby shopping tend to make a location more attractive over time, and some of that value may already be reflected in prices once projects are announced. Mortgage rates, local supply, and the overall market usually have a bigger effect in the short run, and homes directly beside widened roads or new commercial sites can face added noise and traffic. Ask your agent for recent sales near the specific corridor you are considering.
How can I find out what is planned near a specific San Tan Valley home?
Start with the zoning and any pending rezoning requests for the surrounding parcels, which the Town’s planning staff can explain, and check the road project lists from Pinal County, the Town, and ADOT. Ask whether the home sits along a corridor planned for widening and whether vacant land nearby is zoned for homes, rentals, or commercial use. Your agent can help gather this information before you write an offer.
👉 You can also check out this helpful video for a closer look at what San Tan Valley, AZ has to offer:
Curious how development near your San Tan Valley home may affect what it is worth today? Reach out and we can walk through the numbers together.
