Can Mice Climb Brick Walls? | The Exterminators (2023)

Seeing a mouse scurry across your floor is not a welcoming sight, but what about seeing one climbing the side of your brick home? or one mouse getting through your air conditioner? If you stop to think about it, the thought is frightening. How exactly are they climbing the brick and is that even possible? What can you do to keep them out if they have that ability?

Table of Contents

Can Mice Climb?

Yes, mice can climb. Mice are smart animals so, not only can they climb onto small objects, they can definitely climb onto bigger obstacles like tables, beds, and walls too. However, unless you are dealing with a serious infestation, it’s very unlikely that you will see any mice jumping over your wall or bed.

In case you are wondering, mice make excellent jumpers and climbers. In fact, mice are known to be able to jump long distances. A house mouse can jump distances up to two feet, climb onto furniture, landscape features and roughened walls. Therefore, what might look like a climbing ivy or lovely trellis to a human, looks like a welcome sign to a mouse. Mice will occasionally use wires, pipes and tree branches hooked to your house as perfect pathways, they can quickly infest your property and cause some damage, feel free to call out mice control Toronto for full mice control and removal.

(Video) Rodents in your walls? Here's what you do.

As tiny as they might seem, mice don’t fear heights and enjoy exploring areas that are close to their nest. They will climb on literally any object looking for food or material that they can use to build their nests. When attacked by predators, mice will jump on walls, branches, wires, walls instinctively, to getaway.

Can Mice Climb Walls?

Mice are smart little critters, and one of their skills is creativity during an invasion. It’snot surprising to see a mouse jump over ceilings, climb walls or countertops. Mice have a very impressive repertoire of physical capabilities that enable them to reach unexpected places and fit into tiny spaces that you might not have expected. Can mice climb walls?

Well, the answer to that question has a lot to do with what kind of texture the surface is made of. Since they are equipped with tiny claws, they are able to easily latch on uneven surfaces, particularly walls that have rough surfaces. Mice will easily climb over concrete walls since they have a rough outer surface. In case the pinholes made by the tiny air bubbles are big enough, mice are able to grip onto them with their claws and climb. Other surfaces that mice can climb include:

  • Wood finish
  • Shingles
  • Stucco

Can mice climb on glass? No. Mice are unable to climb onto glass or smooth surface walls since their tiny claws won’t be able to grip on the smooth surface. Most homes have bare walls, but mice can still find opportunities to climb onto higher points. In case you have electric codding along your walls, it offers mice a perfect option to latch on. They will use their paws for grip and their tails for balance. Due to their weight, they can easily climb through your bare walls with the help of wire cords without falling.

How They Do It

Mice have sharp claws on the end of each of their toes and “fingers.” They make good use of those twenty sharp claws, too. They can use them to climb vertically up any rough surface, and brick is the perfect rough surface for that. Even concrete proves rough enough for vertical climbing.

Concrete may appear smooth, but the material forms small bubbles as it dries, which gives mice just enough texture for climbing. Brick is certainly not a smooth material, so it is far easier for them to climb brick in comparison to other materials. To prevent climbing, some homeowners will opt to place a smooth material part of the way up the base of their home before the brick.

(Video) How to Get Rid of House Mice (4 Easy Steps)

Of course, even a smooth surface may not be enough to deter a mouse. They can jump approximately a foot high. They can also climb roughly a foot up a smooth surface, so what can you do? Just because a mouse has the ability to climb the exterior of your brick home does not mean you have to wave a white flag of surrender just yet.

Can Mice Jump?

Yes, mice can jump. Mice are agile, flexible little creatures that can jump up to 13 inches high. That’s just over a foot off the ground. They can run, climb, and jump their way up onto windowsills, countertops, and shelves. They can even make their way onto the roof by climbing the walls outside or jumping down from a branch. Mice can survive a fall from a distance of up to 12 feet. That’s over 300 times their body length!

Did you know that mice can swim, as well? Mice can swim long distances and tread water for up to 3 days. They can also hold their breath for up to 3 minutes, which helps them navigate sewers, swamps, and other wet areas. These are all-terrain rodents that can survive pretty much anywhere. Be wary of the rodents in your area and protect yourself.

Given their remarkable ability to climb, jump, and swim, it’s important that you store food properly. Mice can very easily get into the kitchen pantry. They can climb their way up the insides of the walls and jump their way into cabinets. Store food in glass jars, with tightly fitted lids. This way, your home will smell less like food and it will be impossible for the pests to reach what’s inside.

What to Do

Inspect the exterior of your brick home. Look for gaps and cracks between the bricks. Use a quick dry mortar mixture of silicone caulk to fill the gaps. Mice will climb the brick walls until they find a point of entry. Cracks and gaps serve as the best form of entry for them. If you fill them, it deters mice away from your home.

Make sure you also check areas where utility lines run into your home. For instance, search for gaps in the brick surrounding plumbing pipes or gas lines. Mice will use those weaknesses to their advantage to enter your home. Place silicone caulk around the gaps so mice cannot get in.

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Finally, you will need to take care of your roof and around your windows. Make sure you have a tight seal around the windows of your home. If a mouse climbs the brick up to a vulnerable window, it can lead to an unwanted infestation of mice.

The same is true about your roof. If you have a damaged roof or even a chimney, you are giving mice a perfect way into your home. Address roof repair to ensure your roof does not allow mice into your home. If they climb the brick to your roof, they can also get in through a chimney.

Install metal sheeting around the base of your chimney so mice cannot climb the brick material and get inside your home. Metal sheeting is far too smooth for a mouse to climb, which provides you with a layer of protection to prevent against mouse infestations.

If a mouse does find a way into your home, make sure you use traps to get rid of it or call a professional for assistance with pest control. CallThe Exterminators Inc. as we offercommercial and residential pest control services in Toronto andmouse control products.Call us647-496-2211 now!

Article Updated August 31st, 2021

(Video) Rodent Exclusion
(Video) SIMPLE & EASY-Kill All Your Pesky Rodents without poison or snap traps: As easy as making a PB&J


Can an exterminator get rid of mice in walls? ›

Call an Exterminator

These companies will know how to extract the mice from your walls while doing the least amount of damage to your home. They can also help you prevent new infestations by finding and securing possible entry points.

What surfaces can mice not climb? ›

Smooth metal, smooth plastic, and some smooth wood can make it impossible for a mouse to climb up or down, but if you're considering installing these on your stairs, it's worth noting that most of them would cause a slip hazard for humans.

Can a mouse run up a brick wall? ›

Trees or other vegetation that hang over your home act as highways for the rodents. Mice are also able to climb vertically up the side of brick walls.

How high can a mouse climb a wall? ›

House mice can climb rough vertical surfaces like walls and vegetation up to about 2 meters in height. Young mice can squeeze through a 5 mm gap, sneaking in to spaces as small as a pencil width. Mice are able to jump up to about 24 cm high, which is quite a feat, considering their average size is between 3 and 10 cm.

Do exterminators get rid of mice completely? ›

After they detect a mice infestation, your pest control professional or exterminator will get ready to eliminate these dangerous pests from your home once and for all.

Can exterminators get rid of mice permanently? ›

Mice and rat extermination is almost always a temporary fix to a much larger and extensive problem. A team comes in, searches for the signs of mice and rats, spreads their chemical poisons, traps or baits and come back in time to gather the dead carcasses.

What surfaces can mice climb? ›

They can easily climb up stairs, furniture, landscape features, countertops, and even most vertical surfaces. If the interior or exterior walls have a slightly rough surface such as wood, stucco, or panels, these creatures can use their grip to make their way up.

How do you stop mice from climbing walls? ›

Can Rats Climb Walls | Effective Ways to Prevent Them
  1. Install Wall Guards.
  2. Wrap Electrical Cables with Rodent Repellent Tape.
  3. Seal Gaps Around Heating and Water Pipes.
  4. Secure Gaps Below External Buildings.
  5. Repair or Replace Damaged Drain Covers.
  6. Repair or Replace Protection for Ventilation Bricks.

How do I ensure I have no mice? ›

Here are a few humane, yet effective tips:
  1. Remove all food sources. Mice only need small amounts of food each day. ...
  2. Get rid of nesting materials. ...
  3. Seal entry points. ...
  4. Use natural mouse repellent. ...
  5. Get a cat. ...
  6. Try live traps. ...
  7. Use sound. ...
  8. Use essential oils.
5 Oct 2022

How long does it take mice to chew through brick? ›

Basically, mice generally take anywhere from a few days to two weeks to chew through a wall when working at it on and off.

Are mice in walls a big deal? ›

Once indoors, mice can hide inside the walls of your home. While there are many reasons to keep mice out of your house, their ability to wreak havoc on your home is one of the most important. Mice and other small pests can cause structural damage, chew electrical wires, and spread disease-causing pathogens to humans.

Can mice get into house through air bricks? ›

Check air bricks are in place and intact. Mice can squeeze through holes no bigger than the diameter of a pencil. If mice can fit through your air bricks then you can prevent this by fitting a wire mesh over them (don't block them!). Look for access points, typically around gas, electricity and water pipes.

Do all houses have mice? ›

Old houses do not all have mice, but the chance of getting mice is very big. Mice have the ability to squeeze through gaps, cracks, and holes the size of a quarter. Mice cannot enter if they do not have somewhere to pass through. This is why it is important to have your old houses sealed.

What time of year do mice come inside? ›

Rodents have a tendency to move around more during summer as opposed to other seasons. This is a necessity for their survival – to relocate from their winter and spring nests into places where they will be more comfortable during the summer heat.

How long does it take for an exterminator to get rid of mice? ›

It will depend on the degree of infestation, but typically it takes 1-3 months for exterminators to get rid of mice.

How do professional exterminators get rid of mice? ›

Exterminators place mouse and mice traps in clever spots in the home. These hot spots include your attic, crawlspaces, and corners in your basement if you have one. Pros never place traps in food areas or common areas where you and your family hang out. Mice like to travel close to their entry and escape roots.

How long until all mice are gone? ›

Mouse Control

Removing mice completely, and keeping them out entirely, is a methodical task. Depending on the severity of the infestation, ridding a house of mice can take anywhere from a few days up to about three months.

How many mice is considered an infestation? ›

It can be quite hard for an average homeowner to determine whether they are dealing with a full-scale infestation or just one or two wandering mice. With that being said, one male and one female mouse are all it takes for an infestation to happen.

What keeps mice away permanently? ›

Mice can be easily avoided around your household by simply adding the scent of peppermint in corners where they congregate. Yes, that's right, peppermint.

What can you put around your house to keep mice away? ›

Using caulk to seal gaps between the home foundation and ground. Seal any holes you find to stop rodents from entering. Fill small holes with steel wool. Put caulk around the steel wool to keep it in place or use spray foam.

Is it possible to mice proof a house? ›

Install self-closing devices on frequently used doors. Install vinyl or rubber seals under garage doors to eliminate gaps. Weather-strip gaps in doorways leading into buildings. Make sure that the areas around pipes, drains and vents are tightly sealed.

What attracts mice around your house? ›

There are two main things that can attract mice and rats to your house – food and shelter. If you don't tidy up properly and there's food waste on the floor or surfaces, rodents are going to love it! Rats and mice also need shelter, particularly during winter to avoid the worst of the cold.

How long can mice live in walls? ›

Mice can survive for months without water within your walls. However, without food sources, mice can only survive as long as a week or two.

Can mice climb vertical brick walls? ›

Both rats and mice are good climbers and can climb vertical walls and "shimmy" up between walls and drain pipes.

What is the number one way to get rid of mice in your house? ›

Humane trapping is the best way to go. In general, traps are preferred over poison bait as they are less hazardous to children and pets. But if you're dealing with a severe infestation that can put your family at risk, consider using spring traps or calling a professional pest control company.

Will mice stick around if there is no food? ›

Mice will leave if there is no food for them to eat. Put your food inside sealed containers. Food is one of the things mice came to your house.

What are mice afraid of? ›

These creatures are sensitive to bright lights and have poor eyesight. Survival instincts cause them to avoid larger animals and being active at night helps mice avoid being seen by predators, as well as people. Because mice avoid danger, they may be scared off by bright, flashing lights or loud noises.

What are mice doing when you hear scratching? ›

Scratching – This may indicate rodents are climbing, crawling or digging. Gnawing – Mice and rats are constantly chewing. Scurrying – You're likely to hear this as the rodents move from one area in your home to another. Squeaking – Chirps and squeaks are just one way mice communicate with one another.

Why do mice scratch walls at night? ›

Do you hear scratching in walls at night? Mice love to seek out warm, cozy spots where there's plenty of food—like inside your home. Mice seek out the darkest spots, such as inside air ducts and wall cavities to set up residence.

Do mice go out the way they came in? ›

As mentioned above, mice will enter a home through holes caused by other animals, or they will chew out a hole themselves. In either case, the result is usually an infestation and the need for professional removal and prevention services.

What percentage of homes have mice? ›

The survey, conducted online by Harris Poll, found that 37 percent of homeowners have seen a rodent in their home in the past year, compared to 30 percent in 2013* who have ever had a rodent problem in their home.

How many mice are in your house if you see one? ›

Spotting one elusive mouse typically means there are at least five or six hiding out in your walls, basement, or attic. This is particularly true if you see a mouse at night or in a low-traffic area of your home. For more proof of a full infestation, look for these indicators: Scratching noises in the evening.

Do most houses get mice? ›

If you have a mouse infestation, rest assured you are not alone. Each winter, mice and other rodents invade an estimated 21 millions homes in the United States. Mice typically enter our homes between October and February, looking for food, water and shelter from the cold.

Can a house be bombed for mice? ›

As their name suggests, rodent smoke bombs produce a great deal of smoke. They are not approved for indoor use. The chemicals present in this smoke can prove toxic to humans and house pets. They have to be placed in identified rodent burrows a minimum of six inches.

Do mice only travel along walls? ›

Air ducts are also notorious for providing the perfect accommodation for mice. These pests will often use air ducts to travel to and from different house floors, and nest and sleep in between meals. Not only can mice travel up a wall, but they can also get into the wall and travel inside it.

Can rats and mice climb brick walls? ›

Can rats climb walls? The answer to this question is yes – rats are efficient climbers if the surface of the wall is rough enough. The roof rat is particularly good at climbing and like to gnaw their way through everything, including electricals.

What sound do mice hate? ›

These pesky animals hate high-intensity ultrasonic sounds. The sounds whose frequencies are greater than 20kHz are regarded as ultrasonic sound waves. The sound frequency lying in the range of 22kHZ to 35kHz is irritating and acoustically unbearable for rats, mice, and other rodents.

What do mice hate the most? ›

Peppermint oil, cayenne pepper, pepper and cloves.

Mice are said to hate the smell of these. Lightly soak some cotton balls in oils from one or more of these foods and leave the cotton balls in places where you've had problems with mice.

Will keeping lights on keep mice away? ›

Unfortunately, the light inside your house is not a very effective deterrent to mice. Once inside a house or a building, they can easily look for dark areas to hide until such time as all lights are turned off. Places they can hide include inside the walls, crawl spaces, attics, and ceilings.

Do mice stay in clean houses? ›

A common misconception is that mice are only attracted to dirty places or areas with lots of trash, that is not the case. In fact, mice are explorers who go around looking for any source of food they can find. Just because your home is clean, doesn't mean you're protected from a mice infestation.

How many mice usually live in a house? ›

The average mouse nest can be home to between a dozen and two dozen mice, depending on their age and the presence of other mice in the vicinity. Because mice nest in order to raise their pups, they seek out warm, dry areas that are well protected and close to a food source.

Can you ever just have 1 mouse? ›

Mice multiply very fast so it is impossible to just have one mouse in the house. As early as six weeks, a female mouse is sexually mature and ready to produce pups. A female mouse who gives birth can actually produce five to six mouse pups per litter. However, it can also reach up to 12 mouse pups in rare instances.

Where are mice nests usually? ›

Where to Look for Mouse Nests. Outdoors, mice nest beneath dense underbrush, tall grass, or thick shrubbery. Inside a home, mice usually build their dens in undisturbed, enclosed spaces, including: Drawers - An unused sliding drawer filled with paper provides the perfect spot for a mouse nest.

Are mice active every night? ›

Mice are nocturnal creatures, so they are most active between dusk and dawn. They don't usually like bright lights, but a mouse may sometimes be seen during the day, especially if its nest has been disturbed or it is seeking food. Seeing them in the day also can indicate a large infestation in a home.

How long does it take an exterminator to get rid of mice? ›

It will depend on the degree of infestation, but typically it takes 1-3 months for exterminators to get rid of mice.

How do exterminators get rid of rodents in walls? ›

They achieve this by the use of glue traps, snap traps, ultrasonic devices among other methods effective in eliminating the mice. If you have dead mice in the walls, the exterminator uses an electronic borescope to identify its location. Once that's done, they drill a small hole to remove it and later seal the hole.

What is the fastest way to get rid of a mouse in the wall? ›

Killing Mice in Walls

Drill a nickel-sized hole in your drywall, just a few inches above the floor. Put a corresponding hole on the side of a cardboard box, fill the box with a food-scented rat trap, cover the top of the box with transparent cellophane and secure the box against the wall.

How do exterminators get rid of mice? ›

Exterminators place mouse and mice traps in clever spots in the home. These hot spots include your attic, crawlspaces, and corners in your basement if you have one. Pros never place traps in food areas or common areas where you and your family hang out. Mice like to travel close to their entry and escape roots.

How long do mice stay in walls? ›

Mice can survive for months without water within your walls. However, without food sources, mice can only survive as long as a week or two. MASSIVE Multipack Discounts!

What's the fastest way to get rid of mice? ›

Trapping is the fastest way to get rid of mice. While live traps catch mice and allow you to release them, other traps kill the mice on contact, making quick work of mouse populations.

How often should you exterminate for mice? ›

However, most pest control services recommend quarterly visits (a minimum of four times - once every three months) spread out throughout the year to ensure you're fully protected from pests and rodents.

How do you know when all the mice are gone? ›

Fouls Smells

Like droppings, mice also tend to leave foul smells from their urine. A good way to tell if mice no long roam in your home is if the foul, Ammonia-like smell diminishes. You can't smell this odor if mice no longer relive themselves in your home.

How do you know if mice are in your walls? ›

Have you noticed an unusual, ammonia like smell, seen small dark droppings, greasy marks on walls or skirting boards or noticed shredded materials or gnaw marks? Then you may have mice in your property. Mice are usually nocturnal and can remain hidden for a long time before you even begin to suspect a problem.

Who keeps mice away? ›

Peppermint obviously has a strong scent, one that mice dislike. According to Victor Pest, peppermint contains very potent menthol compounds that irritate their nasal cavities. A whiff of peppermint certainly does keep them away.


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