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How to Get Rid of Cockroaches (and Keep Them Gone)

By The PestPin Team 6 min readUpdated Jun 28, 2026

Cockroaches are among the toughest household pests, they breed fast, hide well, and can trigger allergies. Here's how to take back your home.

Step 1: Cut off food and water

  • Store food in sealed containers and clean up crumbs nightly.
  • Fix leaks and dry out sinks, roaches need water more than food.
  • Take out trash regularly and keep bins sealed.

Step 2: Seal entry points

Caulk cracks around baseboards, pipes, and cabinets. Roaches squeeze through surprisingly small gaps.

Step 3: Use gel baits, not just sprays

Gel baits are far more effective than foggers for German cockroaches because roaches carry the bait back to the nest. Foggers often just scatter them.

If you're still seeing roaches after two weeks, especially in daylight, the infestation is established and DIY usually won't finish the job.

When to call a pro

A professional can identify the species, find the harborage, and apply treatments not sold to consumers. Compare verified cockroach control companies and get a free quote.

Frequently asked questions

Why do I have roaches in a clean house?

Roaches come in through pipes, packaging, and gaps, cleanliness helps prevent them but isn't a guarantee. Moisture is the biggest attractant.

Are cockroaches dangerous?

They can spread bacteria and trigger asthma and allergies, especially in children. Prompt treatment matters for health, not just comfort.

Ready to find a pro?

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