A Comprehensive Guide To Getting Rid of Mice

If you're trying to figure out how to get rid of mice fast, and permanently, the methods that work are simpler than most "natural remedy" lists suggest: trap the mice already inside, seal the gaps they're using to get in, and remove what's attracting them. When the problem is bigger than a few mice, professional mouse removal from a licensed exterminator usually costs a few hundred dollars and often comes with a guarantee. Here's what works, what doesn't, when to call a pro, and what mouse removal costs.

The Fastest Way to Get Rid of Mice in Your House

Public health agencies, including the CDC, sum up rodent control in three steps: trap up, seal up, and clean up.

1. Trap the mice that are already inside

Use snap traps. They're inexpensive, fast, and the method health departments recommend for mice inside a home.
Bait lightly. A small amount of peanut butter, or peanut butter mixed with oatmeal, works well.
Place traps along walls. Mice travel along edges. Set the trap perpendicular to the wall, with the bait end touching it, behind appliances, under sinks, and wherever you've seen droppings.
Use more traps than you think you need. Several traps a few feet apart in each active area catch mice faster than one or two.
Check traps daily and keep trapping until you go a week or more without catching anything.

2. Seal the gaps they're using

Trapping without sealing is why mouse problems come back. A mouse can squeeze through a gap about the width of a pencil.

Check around pipes under sinks, where utility lines enter the house, gaps under doors, the garage, vents, and the foundation.
Pack small holes with steel wool and seal over it with caulk; mice can chew through foam and caulk alone.
Cover larger openings with hardware cloth or sheet metal, and add door sweeps to exterior doors.

3. Take away food and shelter

Store food, including pet food and birdseed, in sealed hard containers.
Wipe up crumbs and don't leave pet food out overnight.
Reduce clutter in basements, garages, and closets, and keep firewood and mulch away from the foundation.

What Doesn't Work as Well as You'd Hope

Peppermint oil, vinegar, and other scents: they may make a spot less attractive for a short time, but they don't remove mice that are already living in your home.
Ultrasonic repellers: evidence that they keep mice away is mixed at best, and mice often get used to the sound.
Poison inside the home: mice that eat bait can die inside walls, causing odors, and loose bait is a risk to children and pets. If rodenticide is needed, it belongs in locked bait stations, which is a job best left to a professional.
Relying on a cat: a cat may catch some mice but rarely ends an infestation.

Signs It's Time to Call an Exterminator

You're still catching mice or seeing fresh droppings after a week or two of trapping.
You find droppings in several rooms, or hear scratching in walls, ceilings, or the attic.
You see gnawed wiring, insulation damage, or nests.
You can't find or reach the entry points.
Someone in the home is elderly, pregnant, very young, or has a weakened immune system.
You live in an area where deer mice, which can carry hantavirus, are common.

How Professional Mouse Removal Works

A thorough mouse removal service usually includes:

Inspection: finding activity, nests, and every entry point inside and outside the house.
Trapping and baiting: traps and, where appropriate, tamper-resistant bait stations placed where they're safe for kids and pets.
Exclusion: sealing entry points with materials mice can't chew through. This is what makes results last.
Follow-up visits: checking and removing traps and confirming activity has stopped.
Cleanup and sanitizing: sometimes included, sometimes an add-on, especially for attics and insulation.

What Mouse Removal Costs

Prices depend on the size of the home, how widespread the infestation is, and how much sealing is needed. Recent national cost guides put typical ranges at:

Professional rodent removal: roughly $150 to $650 for a typical job, with averages around $400.
Exclusion (sealing entry points): often quoted separately, from about $50 for a few small gaps to $600 or more for a whole house.
Ongoing or quarterly plans: priced per visit or per year for monitoring and prevention.
Severe infestations: attic cleanup, insulation replacement, or repairs to chewed wiring can push totals well past $1,000.

For comparison, a handful of snap traps and a tube of caulk costs very little, which is why it makes sense to try trapping and sealing first for a small problem.

How to Choose a Pest Control Company

Check the license and insurance. Most states license pest control operators; ask for the license number.
Insist on an inspection before a price. A reliable quote depends on finding entry points, not guessing.
Get two or three written estimates. Many companies offer free or online estimates; compare what each includes.
Ask whether exclusion is included or priced separately, and what materials they use.
Understand the guarantee. If a company offers guaranteed mice removal, ask how long it lasts, whether it covers return visits, and whether it requires a service plan.
Ask about methods if you have children or pets, and whether they use bait stations indoors.
Be wary of pressure to sign a long annual contract on the first visit.

How to Clean Up Safely After Mice

Mouse droppings and urine can spread disease, including hantavirus from deer mice. Health agencies recommend "wet cleaning":

Never sweep or vacuum droppings, which can send contaminated dust into the air.
Air out the space, then put on rubber or plastic gloves.
Spray droppings, nests, and dead mice with a disinfectant or a fresh bleach solution (about 1½ cups of bleach per gallon of water) and let it soak for 5 to 10 minutes.
Wipe up with paper towels, then seal the waste in a plastic bag inside a second bag and put it in the trash.
Disinfect the area and traps, and wash your hands well after removing your gloves.

For heavy contamination, such as a nest-filled attic, consider hiring a professional.

How to Keep Mice Away Permanently

Re-check entry points each fall, when mice move indoors for warmth.
Keep food sealed and trash in lidded bins.
Trim plants and branches away from the house and keep storage off the floor.
Keep a few traps set in the garage or basement as an early warning.

Dealing With Other Pests Too?

If mice aren't your only problem, see our guides on managing cockroach infestations and what to know about cockroach control.

The Bottom Line

The most reliable way to get rid of mice is to trap the ones inside, seal every entry point, and remove food sources, then clean up safely. If mice keep coming back, or you can't find how they're getting in, a licensed exterminator can usually solve it for a few hundred dollars. Get written estimates, ask what's included, and choose a company that stands behind its work.