Identifying Common Household Pests
Many homes and businesses throughout Chester County, PA experience recurring pest problems throughout the year. Some pests cause structural damage, while others contaminate food or become a nuisance inside living and working spaces. Understanding the most common pests can help you identify issues early and seek professional treatment before infestations grow.
Below are some of the most common pests found in homes and commercial properties throughout Chester County and surrounding areas.
Rodents (Norway Rats & Mice)
Norway rats are among the largest common rodents found in residential and commercial areas. They are typically brown with coarse fur and can contaminate food, damage materials by gnawing, and spread disease. Rodents often enter structures while searching for food, warmth, and shelter.
For professional removal and long-term rodent prevention, view our rodent control services.
Stink Bugs
Stink bugs are commonly gray, brown, or dark green and are known for releasing a strong odor when disturbed or crushed. They often gather on siding and enter homes during cooler months while searching for overwintering locations. Once inside, they can become a persistent nuisance.
Spiders
House spiders are commonly found in basements, garages, and interior living spaces. Their color ranges from brown to off-white, and they typically build webs in corners, ceilings, and undisturbed areas. While most are harmless, large numbers can become a nuisance.
Ants (Including Carpenter Ants)
Carpenter ants and other household ants are among the most common pest issues in homes and businesses. Carpenter ants can cause structural damage by tunneling through wood to create nesting areas. Ant infestations often begin outdoors and spread indoors while searching for food and moisture.
For professional treatment and prevention, view our ant control services.
Silverfish
Silverfish are metallic gray insects commonly found in damp areas such as basements, bathrooms, and kitchens. They feed on paper, fabrics, and food particles and are often active at night. While not dangerous, they can damage stored items and become a nuisance.
Ticks
Ticks are commonly found in wooded, grassy, and shaded areas and can carry Lyme disease and other illnesses. They attach to people and pets while feeding and can quickly spread throughout outdoor areas.
For seasonal treatment and protection, view our tick control services.
Boxelder Bugs
Boxelder bugs are black with reddish markings and commonly gather on exterior walls and siding. During colder months, they may enter homes and buildings to overwinter. While mostly a nuisance pest, large numbers can become frustrating for homeowners.
Earwigs
Earwigs are reddish-brown to black insects often found in moist environments around homes and gardens. They may enter structures while searching for moisture and food and can become a nuisance indoors.
Cockroaches
German cockroaches are the most common roach found in homes and commercial buildings. They are light brown with dark stripes and can spread bacteria and contaminate surfaces. Cockroach infestations require professional treatment for complete elimination.
Camel Crickets
Camel crickets, also known as spider crickets, are humpbacked insects commonly found in basements, crawl spaces, and damp areas. They thrive in cool, moist environments and can become a nuisance if populations grow indoors.
