Updated: March 30, 2023

Cockroaches are a common problem in many homes and businesses. One of the most common questions people ask about these pests is whether or not they bite. The truth is, yes, cockroaches can bite humans. While they are not usually aggressive towards people, they may bite if they feel threatened or are looking for food.

How Do Cockroach Bites Happen?

Cockroach bites can happen in a few different ways. If a person accidentally steps on a cockroach or tries to swat it away, the cockroach may retaliate by biting. Additionally, cockroaches are known to nibble on fingernails, eyelashes, and other soft tissues while a person sleeps. This can be particularly problematic for people with open wounds or sores.

Are Cockroach Bites Dangerous?

In general, cockroach bites are not dangerous. They may cause some itching, redness, and swelling, but these symptoms typically go away on their own within a few days. However, if a person has an allergic reaction to the bite or if the bite becomes infected, it could lead to more serious health problems.

What Should You Do if You Get Bitten by a Cockroach?

If you get bitten by a cockroach, the first thing you should do is clean the area with soap and water. Apply an ice pack to reduce swelling and take an over-the-counter antihistamine to help with itching. If you notice any signs of infection, such as pus or fever, seek medical attention right away.

How Can You Prevent Cockroach Bites?

The best way to prevent cockroach bites is to keep your home or business clean and free of pests. Cockroaches are attracted to food crumbs and dirty dishes, so be sure to clean up spills and wash dishes promptly. Store food in sealed containers and take out the trash regularly. Additionally, seal any cracks or gaps in walls, floors, and windows to keep cockroaches from entering your space.


While cockroach bites are not usually dangerous, they can be uncomfortable and unsanitary. By taking steps to prevent cockroach infestations, you can reduce your risk of getting bitten. If you do get bitten, clean the area and seek medical attention if necessary.


Q: Can cockroach bites cause disease?

A: While cockroach bites themselves are not known to cause disease, cockroaches are carriers of bacteria and other pathogens that can be harmful to humans.

Q: How do I know if I have a cockroach infestation?

A: Signs of a cockroach infestation include seeing live insects, finding droppings or egg cases, and noticing a musty odor.

Q: Can cockroaches bite through clothing?

A: Cockroaches are not typically able to bite through clothing, but they may still be able to nibble on exposed skin.

Q: How do I get rid of a cockroach infestation?

A: The best way to get rid of a cockroach infestation is to hire a professional pest control company. They can use safe and effective treatments to eliminate the pests from your home or business.