What Arizona Buyers Need to Know About Termite Inspections
If you're relocating from another state, this one might catch you off guard. In most of the country, termites are a concern you deal with occasionally. In Arizona, they're something you plan for as a routine part of homeownership.
Here's what you need to know as a buyer in the East Valley.
Why Termites Are a Bigger Deal in Arizona
Arizona is home to several species of termites, with subterranean termites being the most common and the most destructive. They live underground and travel through mud tubes to access wood in a home's structure. Because they operate inside walls, under slabs, and inside framing, an infestation can go unnoticed for years while causing significant damage.
The National Pest Management Association estimates that termites cause more than $5 billion in damage to U.S. homes annually, and most standard homeowners' insurance policies do not cover termite damage. That's a meaningful financial exposure for something that's largely preventable.
Arizona's warm, dry climate and expanding desert soil conditions create exactly the environment subterranean termites thrive in. As the Arizona Department of Agriculture's Pest Management Division notes, as more homes are built on open desert land rather than reclaimed agricultural land, the risk of subterranean termite activity increases. The colonies are denser in open desert areas than in previously farmed land.
There's a common saying among Arizona real estate professionals: it's not if a house gets termites, it's when. That's not meant to scare you. It's meant to frame termite awareness as a normal part of desert homeownership, not a catastrophe.
What Is a Termite Inspection?
In Arizona real estate transactions, a termite inspection produces a formal document called a Wood-Destroying Insect Inspection Report, or WDIIR. This report must be prepared by a licensed pest control business and is filed with the Arizona State Department of Agriculture's Pest Management Division after completion.
The report covers:
Evidence of active or past termite activity
Termite damage visible to the inspector
Conditions that could attract or support termite infestation (moisture issues, wood debris near the foundation, direct soil contact with structural wood, etc.)
Any previous treatment history at the property
The Arizona Department of Agriculture maintains a searchable database of past WDIIR reports and termite treatment history. Before closing, buyers can look up a property's address to see any historical reports. Your agent can walk you through how to do this.
A standard termite inspection takes 30 to 60 minutes. The inspector covers accessible interior and exterior areas, the attic, garage, crawlspaces where applicable, and the perimeter foundation. Cost typically runs $75 to $125 for most homes, with larger properties running a bit higher.
Is a Termite Inspection Required?
Technically, Arizona does not require a termite inspection by state law. However:
VA loans require a termite inspection for all homes in moderate to high termite-risk zones, which includes most of Arizona.
FHA and conventional lenders frequently require a WDIIR before releasing funds.
Even when a lender doesn't require one, it's strongly recommended as part of due diligence.
If you're buying with cash, you're not required to get a termite inspection, but skipping it means accepting any undisclosed termite damage without recourse after closing.
What Happens If Termites Are Found?
Finding evidence of termites during an inspection doesn't automatically kill a deal. It's actually very common, and it's manageable.
In Arizona, if active termites or termite damage are found during the inspection period, buyers typically submit a Buyer's Inspection Notice (BINSR) requesting treatment and repair of any damage. Sellers are generally expected to cover the cost of treatment, as the existence of active termites must be disclosed to subsequent buyers anyway.
Repair of existing damage is negotiable and depends on the extent of the damage and the terms you and your agent negotiate.
If the inspection comes back clear, some inspection companies offer a warranty period, often one year, covering the home against new activity discovered after purchase.
New Construction and Termites
If you're buying a new build in Queen Creek, San Tan Valley, or anywhere else in the East Valley, termite treatment is standard practice during construction. Most lending institutions require that new homes in Arizona receive a pre-construction soil treatment as a condition of financing.
Here's the key thing to know: the pest control company that performs the pre-construction treatment is legally required under Arizona statute to retreat any subterranean termite infestation for three years from the date of the original treatment. If you're buying a new home, ask your builder for documentation of the termite treatment, including the date and the company that performed it. You'll want that information for your records and for any future warranty claims.
It's also worth noting that modifications to the home after construction (adding a patio, extending a driveway, putting in a sprinkler system near the foundation) can disturb the treated soil barrier and create new entry points for termites. The Arizona Department of Agriculture recommends notifying the original pest control company any time work is done that disturbs the soil around or beneath the foundation.
Signs of Termite Activity Buyers Should Watch For
During showings, before the formal inspection, there are a few things worth looking for:
Mud tubes. These pencil-thin tunnels of soil and debris along the exterior foundation, garage walls, or interior walls are the clearest visible sign of subterranean termite activity.
Wood damage. Soft spots or hollow sounds in wood trim, door frames, or baseboards can indicate termite activity beneath the surface.
Frass. Drywood termites (which are also present in Arizona, particularly active in summer after rain) leave behind small pellets of wood-colored frass near the areas where they've been feeding.
Moisture issues. Termites seek moisture. Leaking pipes, poor drainage, and landscape irrigation placed directly against the foundation all create conditions that attract them.
If you notice any of these during a showing, flag them for your inspector.
What to Do After Closing
Termite prevention doesn't end at closing. A few practices that help:
Keep wood, mulch, and plant debris away from the foundation.
Make sure irrigation systems are directed away from the home's foundation, not toward it.
Don't store firewood against the house or garage walls.
Have your home inspected by a licensed pest control professional annually. Many companies in the East Valley offer free annual inspections with a service contract.
Notify your pest control company before doing any work that disturbs the soil around your foundation.
How We Handle This at Fischer Home Group
We always make sure termite inspection is on the schedule during the inspection period, and we walk our buyers through any findings in plain language before they decide how to respond. Our top goal is making sure buyers understand exactly what they're buying, and termite transparency is part of that.
If you're an out-of-state buyer who's unfamiliar with Arizona's termite landscape, we’d be happy to talk through what it looks like in practice and what questions to ask before you go under contract.
Deena Fischer and Sam Wagner are licensed real estate agents with Fischer Home Group at DeLex Realty, serving the East Valley - including Gilbert, Queen Creek, San Tan Valley, Chandler, Mesa, Tempe and the surrounding areas. Find them on Instagram at @FischerHomeGroup and @swaghomesaz.