Mice in the house? You’re not the only one this fall

If you live in Minneapolis, there’s a good chance you’ve had this moment: you open the pantry, see tiny black droppings next to the oatmeal, and your stomach drops. Then you start wondering how many there are, where they’re hiding, and whether they’ve been on the counters.

Here’s the truth: mice are one of the most common pest calls in Minnesota, and it has nothing to do with how clean you keep your house. When the nights get cold, mice go looking for warmth, and a tiny gap at the foundation or garage door is all they need.

The good news is that a mouse problem is very fixable. A good mouse exterminator in Minneapolis doesn’t just set traps and leave. They figure out how the mice are getting in, take care of the ones already inside, and seal things up so the next batch can’t follow.

Why the store-bought fixes stop working

Most people try a few things before calling a pro. Here’s why they usually fall short:

• Snap traps catch some mice, not all of them. If you’re catching one every few days and it never stops, new mice are coming in to replace them.
• Glue boards are messy and often miss. Mice learn to avoid them, and they create a cleanup nobody wants.
• Over-the-counter bait can backfire. Mice can die inside walls, and that smell can last weeks. Loose bait is also a risk around kids and pets.
• Ultrasonic plug-ins don’t have good evidence behind them. Mice may avoid them for a bit, then get used to the sound.
• Peppermint oil and dryer sheets smell nice to you. Mice don’t care much.

None of those fix the real problem: the opening the mice are using. That’s what a pro is for.

Our mouse removal process

When you call, here’s what to expect from the mouse control technician we connect you with:

1. Inspection. They’ll look at the kitchen, basement, utility room, garage, attic access, and the outside of the house. They’re looking for droppings, rub marks, nests, chewed insulation, and especially entry points.
2. Identify the mouse. House mouse or deer mouse? It changes how cleanup should be handled, because deer mice can carry hantavirus.
3. A plan and a price. You’ll know exactly what they recommend and what it costs before any work starts.
4. Removal. Traps placed along the walls and runways mice actually use, and if needed, tamper-resistant bait stations placed out of reach of kids and pets.
5. Mouse-proofing. Gaps get sealed with steel mesh, copper wool, metal flashing, door sweeps, and sealants mice can’t chew through. More on our rodent exclusion service.
6. Follow-up visits. The tech comes back to check and clear traps and confirm the activity has stopped.

Mouse problems we solve every week

House mouse vs. deer mouse: what’s the difference?

Both show up in Minneapolis homes, but they’re not quite the same problem.

House mice are a dull gray-brown all over, with a long, mostly hairless tail. They live their whole lives indoors if they can, nesting inside walls, cabinets, and stored boxes.

Deer mice are a bit more striking, brown or tan on top with a clean white belly and white feet, and a tail that’s clearly two-toned. They’re more common in garages, sheds, cabins, and homes near parks, fields, or wooded areas. Deer mice are the main carrier of hantavirus in Minnesota, so droppings from them should be cleaned with extra care: never swept or vacuumed dry.

If you’re not sure which you have, don’t worry. Identification is part of the inspection.

How to tell if you have mice or rats

It’s one of the first questions people ask. A few clues:

• Droppings: Mouse droppings are small, about 1/4 inch, and pointed at the ends. Rat droppings are closer to 1/2 to 3/4 inch, and thicker.
• Sounds: Mice make light, quick scratching. Rats are heavier and louder, and you might hear gnawing.
• Gnaw marks: Mouse marks are tiny and fine. Rat marks are bigger and rougher.
• Where you find them: Mice are usually indoors, in cabinets and walls. Rats in Minneapolis often live outside, in burrows along the foundation, garage, or yard, and come in looking for food.

If it sounds like rats, check out our rat exterminator page.

Mouse control for families with kids and pets

This is one of the biggest worries we hear, and it’s a fair one. You want the mice gone, but not at the cost of your dog finding a bait pellet or your toddler touching a trap.

Here’s how it’s usually handled:

• Traps are placed in spots kids and pets can’t reach, like behind appliances, inside cabinets, and in the basement ceiling.
• Bait, if used at all, goes in locked, tamper-resistant stations.
• Many homes are handled with traps and exclusion alone, no bait inside the living space.
• The tech will explain everything they place and where.

Just tell them what you’re comfortable with. It’s your home.

Commercial mouse control

A mouse in a restaurant dining room, a grocery aisle, or a warehouse full of product is a different kind of problem. It can cost you an inspection, a customer, or an entire shipment.

For businesses, the technicians we work with typically offer:

• Fast response, including before or after business hours
• Discreet service so customers don’t notice
• Documented service logs and device maps for health inspections and audits
• Exterior bait station programs to stop mice before they reach the building
• Ongoing monthly or quarterly monitoring

Mouse exterminator FAQs

What's the difference between a house mouse and a deer mouse?

A house mouse is gray-brown all over with a mostly hairless tail and prefers to live indoors. A deer mouse is brown or tan on top with a white belly, white feet, and a two-toned tail, and is more common in garages, sheds, and homes near open land. Deer mice are the main hantavirus carrier in Minnesota, so their droppings need careful cleanup.

How many visits does a mouse problem usually take?

Most homes need an initial visit plus one to three follow-ups over a few weeks. The first visit covers inspection, trap or bait placement, and often sealing. Follow-ups check results, clear traps, and handle anything missed. Larger infestations or commercial buildings may need more.

What gets rid of mice immediately, and what doesn't?

Nothing makes every mouse disappear overnight. Snap traps placed correctly along walls are the fastest way to catch mice already inside, and you’ll often see results in the first few nights. Ultrasonic devices, peppermint oil, and dryer sheets don’t reliably work. And nothing lasts unless the entry points get sealed.

Can I get rid of mice myself, or should I call someone?

If you’ve seen one mouse and it stops after a couple of traps, you may be fine on your own. If you keep catching mice, hear them in the walls, find droppings in multiple rooms, or it happens every year, call a pro. That’s a sign of open entry points you haven’t found.

Why do mice come into Minneapolis homes in the fall?

When temperatures drop in September and October, mice look for warm shelter and steady food before winter. Homes give them both. Older Minneapolis houses with stone foundations and settled framing have lots of small gaps, so fall is the busiest time for mouse calls.

How do I know if I have mice or rats?

Look at the droppings and listen to the sounds. Mouse droppings are about 1/4 inch and pointed; rat droppings are 1/2 inch or longer. Mice sound light and quick, while rats are heavier. Rats also tend to leave burrows outside along foundations and garages. A tech can confirm on the first visit.

How long does it take to get rid of mice completely?

Most mouse problems are under control within two to four weeks once traps are set and entry points are sealed. Bigger infestations can take longer. The key is sealing, because without it, new mice keep showing up and the job never really ends.

Need a mouse exterminator near you?

Whether you’re in Northeast, Uptown, Longfellow, Powderhorn, or Camden, help is a phone call away. We also cover nearby cities like St. Paul, Richfield, and Edina.

Other rodent services

Norvane Rodent Control is a free referral service. Calls are connected to independent, licensed pest control providers serving the Twin Cities. We do not perform pest control services ourselves. Learn more.