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How To Get Rid of Ants in the Bathroom (Complete Guide) - 2022

how to get rid of ants in the bathroom

When ants invade your bathroom, how do you get rid of them? You have many different options. Ants can be difficult to eradicate and may require a professional exterminator.

Ants typically attract people to their homes because of poor conditions in the hygienic environment, or if they are looking for better food sources.

The methods of ant removal can vary depending on the species of insect ants, degree of infection, and many other factors.

However, there are some steps that you can take yourself to help get rid of these pests and prevent them from coming back again in the future. Here is how to get rid of ants in the bathroom!

Types of Ants in Bathrooms

The most common ant species that invade your bathroom include tiny brown ants, sugar ants, carpenter's ants, moisture ants, Argentine ants, crazy ants, odorous roof ants.

If anyone ants in a room or duct have been discovered after the correct identification it is essential to apply appropriate pest control steps for the treatment or removal.

At the early stages of the ant infestation, the ants may seem harmless but their rapid growth and their adaptation skills can cause many problems, especially when you deal with carpenter ants.

Ants thrive on creating nests and nesting sites like bathrooms.

Carpenter Ants in Bathroom

carpenter ants

Carpenter ants are brown or in almost all cases black. They are attracted by damp places and quickly build nests by digging through decaying wood.

Inside the bathroom, some carpenter ants will occasionally be encountered beneath walls or floors underneath windows or wooden structures or in other damp areas.

They also penetrate even under heavy conditions such as in wet wood cabinets and drains because of huge jaws.

Once they build colonies you'll find that they're coming from walls 'voids' cracks of hollow wooden structures and other damp places.

They can cause serious structural damage to the wood door/cabinetry.

Moisture ants in Bathroom

Moisture ants ( Lasius spp. ) also known by the nickname Yellow Ants attract moist wood and behave like carpenters.

They are 4-5 mm long and yellowish to reddish-brown in appearance.

If you have rotten or softwood structures within your bathroom they may attract moisture ants. Keep bathrooms dry and clean to prevent infestations.

You can also find other pest control solutions for Exterminating moisture Ant colonies.

You need to take pest control measures in order to avoid structural losses in your bathroom by preserving your bathroom clean and preventing moisture ants from an infestation in your home.

Pharaoh Ants in Bathroom

pharaoh ants

The Monomorium pharaonis ants look like the robbery ants and can be as big as 1.5 in and around the head. They can also be seen regularly foraging in bathrooms.

Unless ignored, insects will quickly build large colonies due to their continued behavior.

Once pharaoh ants establish their colonies, they often reside under sinks under cabinets underneath bathroom walls or behind doors as plumbing.

Repair the broken water pipes and keep your bathroom clean to control Pharaoh Ant infestation. Fix a damaged toilet and keep the bathroom clean before any infestation.

Sugar Ants in Bathroom

Most sugar ant species in your house are attracted by the humid and dark environments. They built their shelters in the rooting wood structures and in other moist spaces.

Repair your broken pipes and your wet showers. Wash the excess water off the floor of the bathroom to avoid a sugar ant infestation.

The common indoor sugar ant species are asphaltites carpenters ants, pharaoh ants or odorous ants, and many others.

Fix your leaking pipes and dripping showers and eliminate the risk of sugar ants in your home. The most commonly recognized indoor ant species.

Odorous House Ants in Bathroom

The odorous house ants or ghost ants ( Tapinoma sessile ) are tiny brown or black ants.

They are attracted to your house when they have gone walking on a food trail or through harsh conditions.

These ants smell like filth and cause their own irritation when crushed and are attracted to your bathroom because of humidity.

They are found in floor voids beneath a cracked floor underneath a sink and under another dark and damp place.

These tiny brown ants multiply rapidly and can establish colonies and subcolonies in a few days.

Crazy Ants in Bathroom

crazy ants

Crazy Ants ( Paratrechina longicornis ) can easily adapt to a dry atmosphere but prefer to build their nest in damp environments such as bathrooms and kitchens.

They're hunters foraging for food. This ant gets attracted by the bitter smell of fermenting hair and debris or by following a trail of fruity bath products.

Crazy ant nesting places are built beneath damp areas and even in pore cavities under bath tubes.

They can get attracted to your residence by following food trails and smelling rotting hair and debris.

Flying Ants in Bathroom

Flying insects or Alate are reproductive insects that form during the spawning seasons. Generally, they are winged ants who swarm mostly during the spring to summer seasons.

A bird may appear in your bathroom ceiling or in proximity to your lights when flying ants. The perfect habitat is considered for breeding ant mating as there are good environmental conditions.

The presence of flying ants in bathrooms is the indication of a nearby ant problem but ant larvae may also be seen through another door in the house.

Argentine Ants in Bathroom

Argentine worker ants are approximately 3 mm long with a brown to black appearance. Every established colony of the Argentine ant ( Linepithema humile ) may contain thousands of members.

These people live under void walls under cracks and near wet rooms.

The Argentine ants have preferred the sugar diet for entering your house when following the sweet scent of sugar-based foods.

They prefer bathrooms since they enjoy moist, warm surroundings and moist environments.

Pavement Ants in Bathroom

Pavement Ants are brownish. These ants are - about 3mm long and can survive in hollow walls, floors, and foundations.

They are common outside ants that are drawn into the bathroom for warmer heat moisture or food sources.

Before using the antistatic solution oatracheic acid acetone removes a little of your bathroom water and clear it with a clean cloth.

Keep any cracks and crevices that can provide nesting areas to asphalt ants sealed.

Why are there ants in my bathroom walls and drains?

A huge number of types of ants are commonly found in our homes, including the bathrooms.

They enter our homes in the search of shelter, water, and food using corridors such as crevices and cracks around window frames.

Another entry route involves the entry of the air conditioner and the heating vents. The shower rooms provide a pleasant breeding environment and offer food.

Fermented hairs also provide a source of nutrients from various ant species.

Sanitary lines containing waste that remain unusable will collect some fluid that perhaps contains rotting human hair and attract many ants in the shower room or bathroom. The smells of sanitary sinks attract ants.

Why do ants go to your bathroom?

Ants in our homes most often mean that they are in search of food and water or all three. If you have all of these three properties then chances are high they'll move in and build the colonies.

The bathrooms offer a prime breeding ground for ants as they provide clean damp areas for nesting.

Water is literally in the tap for survival if you believe it or not, wet decaying hair for protein for energy needs.

If ants attack a leak that made structural lumber fall soft or dry then they will be using this for their own gains. If they find a nest, they'll burrow in and create galleries inside the nests.

How to get rid of Ants in Bathroom

An Ant infestation is commonly seen in humid and warmer places. A few ants may not cause any initial problem but they can build larger colonies in only a few weeks.

Therefore you must take all necessary steps to kill ants in bathrooms instead of waiting for a solution.

Inspection of the Infested Area

Ants are attracted to your bathrooms due to a lack of water, poor drainage pipes, a leaky shower, the resulting broken pipelines, damp or rotten wooden structures.

They build nests under the cracks, floor, sinks, or bathtubs in damp wood along dripping pipes in hollow areas in wall voids or inside those which contain them.

The Ant can also infiltrate your bathroom through the tracks of sugar-based toilet items or rotten debris such as water-filled items of this nature.

The ant is attracted to bathroom walls by the lack of clear water and leaking plumbing.

Liquid insecticides

Professionals often use tainted insecticides to decontaminate colonies. There are various commercial insecticides available that can completely remove an insect infestation.

Especially best to use the nonrepellent pesticide spray of solutions or control measures.

Keep personal protective clothing and gloves at all times to keep your eyes open when working with toxin-producing materials.

One of the most effective liquid insecticides we recommend is Ortho Home Defense Insect Killer, Eco Defense home pest control spray, TERRO 600 Ant Killer Dry.

If you have pets or small children, avoid using borax as a pest control solution, as it can cause skin irritation and is hazardous if swallowed.

Ants Baits or traps

There are different kinds of liquid, gel, or solid ant baits, or ant traps available commercially. It's the best way to catch ants in the soil without their clog or destroying them manually.

Put this bait near the ant's nest site and place them in the bathroom. These poisonous traps or bait can kill the entire colony in a few days or weeks depending on the size of the infestation.

It is recommended that you follow the recommended instructions of the product if you want the best results.

Ants baits or traps that repel ants or kill them are Home Plus Ant Killer, Terro T300 b Liquid Ant Bait, Amdror Ant Block Granule.

Prevention Tips

To prevent ant colonization at first remove excess fluid from the walls and repair the broken pipes in your bathroom. Wet wood is always an attractant to ants.

Do not overfill cracks and leave a gap of open space when possible. Use a cleanser to wash your shower and to remove hairs from drains.

Fix a ventilation device to dry out the bathroom when you're taking the shower. Make the bathroom clear and no wastes overnight.

Use cleaning agents and other devices for cleaning your sinks, toilets, and other places. Use the household cleaner on showers and drains.

How To Get Rid Of Ants In The Bathroom Naturally

Ants are one of the most common visitors around our homes, especially in bathrooms. They can be frustrating and irritating pests for us to deal with.

Here are some natural ways which you can use to how to get rid of ants in the bathroom naturally:

  • Pour boiling water into any cracks or crevices that may have given refuge to the ants.
  • Spray a mixture of vinegar and water (50:50 ratio) on the ants.
  • Apply a commercial ant killer or bait around the areas where you have seen ants congregating.
  • Use a vacuum cleaner to suck up any colonies of ants that you may find.
  • Clampdown on their food supply by keeping any food items in tightly closed containers.
  • Keep your bathroom clean and dry at all times, removing any soap scum or water from the floor immediately after you have finished using them.
  • Using tea tree oil ant killer. Tea tree oil is an effective natural ant killer since it has insecticidal properties that are capable of killing ants.
  • An essential oil-based natural ant repellent will help keep them away from your bathroom even more effectively.
  • Use peppermint oil in a spray bottle as another essential oil-based ant killer. Peppermint is known to be one of the most effective home remedies for how to get rid of ants in the bathroom naturally.
  • Baking soda and vinegar can also be used in eliminating ants in drains.

In the bathroom, they are often drawn to moisture and food spills on the floor so it is important to clean these areas up immediately.

If you see ants in your home, try not to leave any food out or keep it in sealed containers with tight lids!

If you follow these tips, you can help keep ants away from your bathroom and keep them from becoming a common nuisance!

Steps to eradicate both big and tiny black ants in bathroom

Sometimes ant infestations are dealt with as you approach this one. In that case, prevention methods will not be applied.

Therefore you need to do various steps to exterminate ants. Those steps were listed above.

1. Identify the key attractions

Ants migrate between places seeking food and water. The kitchen or washroom is frequently an area of concern for termites.

However, you don't have to put up with the annoyance of tiny ants in your bathroom. This method takes only the second to the last action to exterminate them.

Make sure to remove any motionless water and regularly wipe out the sink to remove condensed water.

2. Follow the trails

Ants are well known for organizing. Most of them are typically following a particular pattern and thus leaving a trail.

You could also trace such paths which can help you determine the entrance to the laundry room.

3. Seal cracks

It would seem like they had used walls to crack tile walls and invading bathrooms. Make sure all of them are well secured and replace the old caulk.

Inside your house shouldn't provide pathways that can allow the ants to enter the house and then the bathroom.


The first place to use to eliminate ants from the bathroom is to improve hygiene. Take out adult ants, water sources, or food.

There is good news that what normally works with ants will actually work with other insects and roaches too.

Many natural solutions to your ant problem are available but remember that they tend to work more slowly than conventional means.

Several natural alternatives are available but keep a very close eye on pesticides but these tend to work less efficiently than other types.

If you have an ant invasion in your home please don't hesitate to call our pest control company.


Frequently Asked Questions

What causes ants in the bathroom?

Some Ants invade bathrooms because they are moist. Throughout some bathrooms, ants are present at rotting windows or other surfaces accumulating water. The stagnant in the toilet may also lead to ants infestation.

How do you get rid of ants in the bathroom?

White grape juice. When you detect ants use water and white vinegar solution over your walls. So you're going to kill these monsters and have a clean bathroom.

Don't forget to spray all entrance points where the ants are used to get into your home with this solution.

Do ants come up through drains?

Ants can penetrate deep underwater to look for food. Why should I look for them now when they come in? These animals find moisture and other debris in their food.

About The Author:

Meet Mark Calhoun, a seasoned pest control expert in the realm our pest control company. With over 10 years of dedicated experience and Managing Editor. His primary mission is to furnish you with precise and invaluable DIY insights, ensuring your home remains pest-free while aiding you in distinguishing various household pests.
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