5 Effective Ways To Get Rid Of Ants In Walls

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If you have ever had the displeasure of finding ants in your home, you know how frustrating it can be. These tiny pests seem to appear out of nowhere and are difficult to get rid of. You may be surprised to learn that ants in your walls are actually quite common.

There are a few things that can attract ants into your home, such as food or water sources, but there are also a few things you can do to prevent them from getting inside.

Ants in Walls

How to Get Rid of Ants in Walls?

Ants can invade a property in several ways, including through wall voids and crevices. This is because these areas provide the insects with safety and security while they are building their nests.

Once they are in the walls, it will not be easy to get rid of them. You will need to identify where the ants are coming from and treat the problem at its source.

  • They are attracted to warm and moist places, so if you can make your home less inviting to them, they will go elsewhere. 
  • You can caulk up any cracks or crevices in your walls and ensure that no water damage needs repairing.
  • You should also keep your yard clean and free of debris.
  • Ants will also travel along walls to find food or water, so homeowners need to be especially vigilant about getting rid of these pests.

Why are ants coming out of my wall?

This could be because they are looking for food or water, or because the environment is hospitable to their nests. If you have ants coming out of your walls, you can do a few things to get rid of them.

You can try using DIY sprays or baits or seal up any cracks or openings in your walls that may attract the ants.

Ants typically enter a home by finding an entry point, such as a crack in the wall. Once they’re inside, they’ll look for other ways to get into the home, such as through holes in the ceilings or walls.

Damaged wooden wall due to ants

If you’re seeing ants coming out of your walls, they’ve found an easy way inside, and you need to take steps to seal up those entry points.

Can ants live in walls?

Yes, ants can live in walls. In fact, they prefer to build their colony within walls. Ants become residents of walls and other voids simply because they can find a better source of food, moisture, and protection than what is available to them outside. 

If you have seen more ants around your house, you can use caulk or silicone to fill the gaps and keep the ants out.

This will block potential nesting sites for the ants and make it difficult for them to enter your home.

How to Get Rid of Ants in Walls?

Now that you are aware of why do ant nest in wall, let’s find out how to get ants out of your walls. Ants are very resourceful and can find their way into even the smallest cracks and crevices. They tend to look for safe shelters, so they often build their nests inside walls.

House ants invade homes in the summertime, especially your walls. If you want to eliminate ants, you need to find and remove their food and moisture sources.

Carpenter Ant Damage indoor

Repelling ants using insecticides is not always the most effective way to get rid of them. Some ant killers work by repelling the ants, but this can also push them into other areas of your house.

Non-repellent ant killers act as invisible killers, allowing the spray to work more effectively and without harming other insects or surfaces.

Can You Hear Ants in the Walls?

Yes, you can hear ants in the walls. Ants make a soft rustling sound when moving around inside walls. This is because they are scraping their feet against the wall’s surface as they walk.

If you hear this sound and there are ants on your walls, you will likely have a serious ant infestation on your hands.

Interestingly, there is a sound that you can easily identify. This happens when ants are excavating wooden structures or walls; they tend to make a noise as they break down the wood.

Do Sugar Ants Live in Walls?

Sugar ants in walls are a common sight. Sugar ants are a specific type of ant attracted to sugar-based foods. They could be challenging to get rid of because they nest in walls and other hard-to-reach places.

Indeed, sugar ants are commonly found in wall voids or cracks due to their favorable surroundings. They like to be near moisture and food sources, so they’re often seen near the kitchen and bathroom.

The space inside the wall provides them with a safe nesting place and a welcoming environment where they are not as likely to be disturbed.

Common Ant Species That Will Live in Walls

Some of the most common ant species found in interior walls and voids are:

Acrobat ants

They build their nests indoors and in window frames, especially those damaged by termites, other insects, and moisture, and feed on sugars and proteins.

Argentine ants

Nests can be found in wall voids, bath traps, and insulation, and they feed on sugars, carbohydrates, and grease.

Carpenter ants

Carpenter ants excavate their nests in wood that is either sound or has been decayed by moisture or has been damaged by other insects. A primary nest and a secondary (satellite) nest may be located close to each other.

They are found in attic rafters, bay window voids, wall voids, hollow doors, attic and crawlspace insulation, ceiling voids next to skylights, homes with flat roofs, dormers, hollow porch columns, and holes or cracks where utility lines enter the home. 

Ghost ants

Nest inside in potted plants, behind baseboards and voids between cabinets and walls, in brought-in firewood; forage in the kitchen for sweets and grease.

A trail of ant infestation in the walls

How to get rid of ants in The walls naturally?


One of the most popular and effective ways to get rid of ants is to use a vinegar solution. Mix a 50/50 solution of vinegar and water in a spray bottle and spray it directly on the ants. The vinegar will kill them quickly.

Spray it directly on the ants and wipe them up with a damp paper towel. Make sure to discard the ants so they can not come back.

Additionally, you can use vinegar and water as a deterrent. Spray it around your windowsills, doorways, and other places where you see ants coming inside.

Lemon Juice

Lemon juice is a natural way to kill ants. The acid in the lemon juice destroys the scent trails that ants follow, leading them away from your home. Lemon juice can also be used as an all-purpose spray to kill ants on contact.


Cinnamon is a great option for killing ants. When an ant inhales cinnamon, it suffocates and dies. You can sprinkle cinnamon where you see ants or put it in a spray bottle to spray the ants directly.

Additionally, using cinnamon essential oil is also known to be effective in repelling ants.

Cayenne Pepper or Black Pepper

Cayenne pepper and black pepper are both effective in repelling ants. You can sprinkle them around the entrances of your home or near where you have seen ants.

You can also mix them with water to create a spray that you can use on surfaces where ants are present. The peppers will kill the ants on contact.


Peppermint is a natural insect repellant that you can use to get rid of ants on your walls. It is effective because the smell of peppermint confuses the ants and interferes with their ability to communicate. You can put mint leaves near entry points where the ants are coming in.

The strong smell of mint will repel the ants and keep them from coming into your home.


Ants are attracted to moist and warm environments, which is why they often build their nests in walls. Ants can be a problem on wooden walls and other wooden structures because they like to eat the wood. If you are experiencing an ant infestation, you can try using insecticides, traps, or bait and our natural DIY methods.

In conclusion, there are many ways to get rid of ants in walls. However, the most effective way to get rid of them is to use a combination of methods. By using a combination of methods, you can ensure that the ants are gone for good.

About the author

A biotechnologist by profession and a passionate pest researcher. I have been one of those people who used to run away from cockroaches and rats due to their pesky features, but then we all get that turn in life when we have to face something.