House Centipede Control Cost: The Creepy Housemate That Eats the Others

House centipede control is rarely a stand-alone service, and that is the most useful thing to know about its price. Expect $150–$350 for a one-time general pest treatment that includes centipedes, or $45–$85 per visit on a recurring plan. The reason there is no dedicated centipede program worth buying is ecological: house centipedes are predators that eat spiders, roaches, silverfish, and other insects. A home full of centipedes is signaling a food supply problem, not a centipede problem, and the money is better spent reducing the prey, lowering humidity, and sealing the entry points.

What the work costs

Rates vary by region and company, and a large basement with block walls takes more product and time than a finished room. A quote that prices centipedes as a separate recurring line item is worth questioning.

The honest frame: treat the food, not the centipede

House centipedes do not eat the house, do not damage the structure, do not bite people in any practical sense, and do not reproduce in numbers unless there is something to eat. When a basement or a first-floor bathroom produces steady centipede sightings, the sequence of causes usually looks like this:

• Moisture in the lower level raises humidity and supports silverfish, spiders, and moisture-loving insects.
• Those insects become a standing food source.
• House centipedes move in and thrive, because the hunting is good.
• Sealing and drainage gaps let them move from the crawl space into living space.

Killing centipedes one at a time interrupts none of that. Reducing the prey base and drying the space does. That means the work overlaps directly with other services: spider and silverfish control, roach treatment, crawl space moisture control, and plumbing leak repair. If a technician proposes a centipede-specific monthly program with nothing in the scope about prey or moisture, ask what it actually accomplishes.

Why professionals often recommend tolerance

House centipedes are one of the few household arthropods that arguably work in your favor. They are active hunters that consume pests you would otherwise pay to remove, and they are solitary and short-lived without a food source. A basement with a few centipedes is a basement with a functioning predator-prey balance. A basement with dozens is a basement with a food supply problem. In the first case, many technicians will recommend a glue board or two, dry air, and no treatment; in the second, they should be asking about silverfish, spiders, and moisture rather than writing a centipede program.

Using glue boards to gauge the population

Monitoring comes before spending. Set flat glue boards along the baseboard where centipedes are seen — the junction of floor and wall, behind a toilet, along a basement sill plate, or in a utility room corner. Check them weekly for two to three weeks. The boards tell you three things: how many are active, whether they are entering from one direction, and whether the prey insects are also on the board. That evidence is what a good technician wants before quoting anything, and it lets you measure whether the steps you take are working.

Moisture and sealing basics

• Keep the crawl space and basement under 55% relative humidity with a dehumidifier and a sealed or vented vapor barrier.
• Fix plumbing and roof leaks; a slow drip under a sink feeds an entire food chain.
• Seal the gaps where joists, plumbing, and wiring pass through the floor above a crawl space or basement.
• Install door sweeps and weatherstripping on basement and garage service doors.
• Pull clutter, cardboard storage, and paper back from foundation walls.
• Reduce exterior harborage — leaf litter, mulch piled against the siding, and debris under decks.

Bite risk, stated accurately

House centipedes have venom and can, in theory, bite. In practice bites essentially do not happen because the animals avoid people, live in dark spaces, and cannot readily penetrate human skin with their forcipules. There is no reason to build a treatment plan around bite risk, and a proposal that leans hard on fear is a signal to get another quote.

Safety and licensing

Interior crack-and-crevice applications and any pesticide use in a home must follow the product label for site, rate, and re-entry interval, and commercial application generally requires a licensed or certified technician in the state where the work is done. If bats or another protected species are using the attic or crawl space, that is a separate legal matter with its own handling rules and should not be combined with a routine pest visit.