Pest Control · Portland, ME
Mouse Extermination in Maine
Scratching in the walls after dark usually means mice have already found a way in a gap the width of a pencil is enough. Maine Pest Pros finds those entry points, clears the activity, and seals the route.
- Serving since 2015
- Maine-licensed pesticide applicators
- General liability insured
- National Pest Management Association membership
- Serving since 2015
- Maine-licensed pesticide applicators
- General liability insured
- National Pest Management Association membership
We handle mouse extermination for homes across Maine, from coastal cottages to inland farmhouses.
Scratching in Bedroom Walls Means Mice Already Moved In
Mouse droppings beneath kitchen cabinets
Ants emerging around window frames
Bed bug bites after overnight stays
Wasps entering through roofline gaps
Cockroaches appearing near bathroom drains
What Drives the Price of Mouse Extermination?
Yes, most single-family mouse treatments in Maine run $150–$450 but where you land in that range depends on how many entry points we find and how many follow-up visits the job needs. A cottage near Downtown Saco with one sill-plate gap is a quick fix. A farmhouse where mice have nested in three wall cavities costs more because trapping, exclusion, and re-inspection all take longer.
Timing matters too. Cold, snowy winters increase rodent shelter-seeking indoors, and fall temperature drops drive mice toward heated buildings so calls spike in October and November.
Late-summer and fall storms can damage screens and siding, opening fresh entry points that add exclusion work to the quote. After hurricane remnants bring heavy rain and flooding, we sometimes find water-damaged gaps that were sealed tight the year before.
A homeowner along the Kennebec River Rail Trail recently paid more only because the crawlspace access was tight. Estimates vary by infestation, property size, access, and treatment method contact Maine Pest Pros at (855) 681-0299 for a final quote matched to your job scope.

Why us
Mouse Extermination in Maine
Maine homes give mice plenty of ways in, and our crew knows where to look first.
Built for Maine Homes
I grew up near Portland and learned how stone foundations, older framing, and damp coastal air invite rodents indoors. We plan treatments around long winters and the way cold snaps push mice toward heated buildings.
Inspect Before Treating
We identify the pest and the entry points before selecting any treatment. You get a clear explanation of what we found, the options that fit your home, and the steps you can take between visits.
Licensed and Accountable
Our technicians are Maine-licensed pesticide applicators, we carry general liability insurance, and we belong to the National Pest Management Association. We record bait-station locations so every follow-up check is quick and thorough.
Our process
Local Pest Control in Maine
Here is how a mouse job runs from your first call to the last follow-up.
Inspection and Quote
A technician inspects the home, identifies activity areas, and confirms the species before anything is placed. You receive a written scope covering entry points and follow-up visits, so you know exactly what the treatment includes.
Prepare the Space
We ask you to clear access to baseboards, sinks, and known activity areas, and to secure pets and cover aquariums before treatment. Clear access lets us place materials where mice actually travel instead of guessing.
Treatment and Sealing
The crew treats identified activity zones and points out entry points such as foundation cracks opened by freeze-thaw cycles. You get a list of gaps to address and practical steps to reduce shelter and food sources.
Follow-Up Checks
We record every bait-station location so follow-up checks are fast and nothing gets missed. You are asked to report recurring activity or new entry points, and we adjust the plan based on what the stations show.
Ready to get started?
Call to talk through your job in Portland, ME.
Services We Offer in Portland, ME
4 services for homes and businesses in Portland, ME. Pick one to see what the job involves.
Mouse Extermination
Mouse extermination for Maine homes: inspection, trapping, bait stations, and sealing entry points as small as 1/4 inch. Typical single-family treatment runs $150–$450 depending on entry points and follow-up visits.
Mosquito Treatment
Yard and perimeter mosquito treatment for Maine homes: larvicide in standing water plus barrier sprays on harborage plants. Cost depends on lot size and visit count.
Tick Treatment
Tick Treatment for Maine yards includes targeted treatment of tick-prone edges and vegetation; typical jobs run $150–$500, depending on yard size and access.
Pest Inspection
Pest Inspection checks homes and commercial spaces, including accessible interior and exterior areas; residential visits typically cost $100–$300, depending on size and scope.
11+
Years serving Portland, ME
4
Services offered
34
Areas served
Pest Control FAQs in Portland, ME
Straight answers for customers in Portland, ME on pricing, delivery, and scheduling.
How small a gap can mice use to get into my Maine house?
Yes, a gap about 1/4 inch wide is enough roughly the diameter of a pencil. That’s why our inspection covers sill plates, foundation cracks, and roofline gaps before any treatment starts. Sealing those openings with steel mesh and sealant is the exclusion step that keeps the problem from repeating.
What does mouse extermination cost for a single-family home?
Rat work on a residential property runs higher, around $250–$700, because infestation extent and exclusion needs are bigger. We quote after inspecting, so the number matches your actual job scope.
Do you use rodenticide bait, and is it regulated in Maine?
We use tamper-resistant bait stations only when the monitoring plan calls for them, and every product follows its EPA-registered pesticide label under FIFRA. Our applicators are licensed by the Maine Board of Pesticides Control under 22 M.R.S.
Chapter 262, and bait-station checks happen on a schedule set by the monitoring plan. Snap traps and glue boards often handle the job without rodenticide at all.
Should I prepare anything before scheduling mouse extermination?
A few photos of droppings, the wall where you hear scratching, and any gaps you’ve spotted help us scope the job before we arrive. Clear access under sinks and along baseboards where mice travel saves time on the first visit. Note when the activity started fall calls usually mean mice came in seeking heat as temperatures dropped.
How long until the mice are gone after treatment?
It depends on the size of the infestation and how many entry points we seal. Follow-up inspections are timed to the pest and treatment, and bait-station checks follow the monitoring plan rather than a fixed calendar. Most homes see activity drop within the first couple of weeks, and we confirm it with a re-inspection before closing the job.
Meet Your Local Experts
Ethan Walsh Lead Expert
Maine Pest Pros
"Clear Answers for Maine Pest Problems"
I grew up near Portland and started in pest control learning how older homes, stone foundations, and damp coastal conditions can invite rodents and insects indoors. I built this business to give Maine homeowners practical explanations and treatment plans that account for our long winters and busy pest seasons.
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