How to stop roaches from coming in the bathroom?

Author: Joanie Funk  |  Last update: Friday, January 16, 2026

Check and seal gaps around the bathroom floor, especially around drains and pipes. Cockroaches often enter through these small openings, thus use caulk to seal gaps and crevices in walls, floors, and around pipes to ensure they are tightly sealed and prevent cockroach entry.

Why do I keep finding roaches in my bathroom?

Dehydration: Cockroaches require moisture to survive, and if they are unable to find enough water, they may wander into your bathroom, become dehydrated, and die. Attraction to the Bathroom: Bathrooms can provide food sources (like hair and organic material) and moisture, making them attractive to cockroaches.

What scent will keep roaches away?

While peppermint essential oil is an effective cockroach repellent, there are a few other oils that are proven to be effective too. These include citronella, cinnamon, cedarwood, and tea tree. All of these essential oils are derived from plants, so they won't cause a fire.

How do you get rid of roaches in the bathroom?

To permanently eliminate cockroaches in the bathroom, maintain cleanliness, fix water leaks, and seal entry points. Use roach baits, traps, or insecticides as directed. Regularly clean drains and keep the area dry. If the problem persists, consider professional pest control for a thorough and lasting solution.

How to stop roaches from coming up the shower drain?

How to help prevent cockroaches from infesting your drains
  1. Move or remove the garbage cans. The garbage cans under your kitchen or bathroom sink can attract cockroaches to the drain.
  2. Cover drains with a stopper at night. ...
  3. Clean your kitchen drain. ...
  4. Keep counters and appliances clean. ...
  5. Install a waterless drain seal.

How To Stop Roaches From Coming Up The Drain? (Easy & Proven Methods)

Does pouring bleach down the drain get rid of roaches?

Clegg's Pest Control does NOT recommend pouring bleach down a drain to kill roaches or any other reason (including monthly cleaning). Most people know that bleach sprays can be used to kill errant roaches that skitter around your floors. Bleach can kill roaches on contact.

Why am I seeing baby roaches in my bathroom?

Common reasons for seeing baby roaches include: Food Sources: Roaches are attracted to food crumbs, spills, and garbage. Moisture: Leaky pipes, standing water, and high humidity provide the moisture roaches need to survive.

How do I find a roach nest in my bathroom?

Generally, the presence of discarded skins and feces are indicative of a nest, with other telltale features including a large number of dead roaches, egg cases, dark spots, and smears.

How to remove cockroaches permanently?

Basic steps:
  1. Remove clutter.
  2. Vacuum well and often. ...
  3. Wash hard washable surfaces with cleanser (ammonia and water works well).
  4. Dust out of sight spaces with boric acid powder. ...
  5. Use roach baits near hiding places like behind pictures and wall hangings, under sinks and undersides of furniture.

What do roaches hate most?

Peppermint oil, cedarwood oil, and cypress oil are essential oils that effectively keep cockroaches at bay. Additionally, these insects hate the smell of crushed bay leaves and steer clear of coffee grounds. If you want to try a natural way to kill them, combine powdered sugar and boric acid.

How often should you spray peppermint oil for roaches?

DIY spray: Spray the solution in areas prone to cockroach infestation, such as kitchen cabinets, under sinks and around appliances. Apply every few days for the best results.

Will sleeping with the light on keep cockroaches away?

Leaving the light on doesn't deter cockroaches effectively because they can navigate in low-light conditions. While they're mostly active at night, they may still come out in search of food or water. During the day, cockroaches hide in dark areas not directly exposed to light.

Can roaches come up through toilet?

The other most notable place where roaches are able to enter would be through the bottom of a toilet. Toilets generally seal to the sewage pipe in the floor through a wax ring. The toilet is pressed on to this wax ring which creates a seal.

How to make your room cockroach free?

A concoction of baking soda and sugar is an effective way to control the multiplication of these pests. Sugar acts as bait to attract cockroaches and the baking soda will kill them. You just need to identify their hideouts and sprinkle this mixture in those corners. This is one of the best way to get rid of roaches.

Why do I still have roaches if I keep my house clean?

Finding roaches is not a sign that your house is dirty. Even if you clean regularly and maintain a tidy home, cockroaches can usually find food and water without much trouble. This allows them to thrive in many environments.

What is the number one thing to get rid of roaches?

Boric acid: Used correctly, boric acid is one of the most effective roach killers. It's odorless, has low toxicity to pets, and since it isn't repellent to roaches, they will not seek to avoid it, crawling through it repeatedly until it kills them.

What is the main cause of roaches?

What causes roaches in houses and apartments? What attracts roaches to a clean house primarily consists of their basic needs: food, water, and shelter, although they are usually brought into houses and apartments on other items, such as luggage or clothing.

What does a roach egg sack look like?

American cockroach

Their egg capsules are roughly ⅓” long and are dark reddish or blackish brown in color. Each ootheca holds about 16 eggs.

Why do I suddenly have roaches in my bathroom?

In bathrooms, cockroaches might feast on hair, soap scum, or toothpaste residue. Water: Leaky pipes, dripping faucets, and condensation from showers provide ample moisture for roaches. Shelter: Cracks in floors and walls, the space behind appliances, and underneath cabinets offer perfect hiding spots for roaches.

What does the queen roach look like?

Roach queens can be identified among their children by their enlarged abdomen, their glossy, silver wings (although they never fly), and, most tellingly, the fact that all the roaches are usually attacking any threat and the roach queen isn't.

What can I use for roaches in my bathroom?

How to Get Rid of Sewer Cockroaches
  • A gel bait will kill a sewer roach colony;
  • Placing glue traps around will help you find their entry point;
  • Make sure your drains are clear;
  • Use foam cleaner or a similar product to remove food and grease that may attract roaches;

What smell do roaches hate?

Some strong scents, such as lavender and mint, have been known to repel cockroaches.

Can roaches come up a shower drain?

This means that unless your home is protected they could get up into your property through the drains in your sinks, showers, etc. Sometimes they move into your drains and live there, breeding and feeding on leftover food.

Is it worse to see baby roaches or adults?

If you're only spotting a few baby roaches, there is a high chance that many more are lurking just out of sight. Another fact to consider is that baby roaches don't stray far from their nests. Finding a few in your kitchen or pantry means you have an established population of cockroaches nearby.

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