The house centipede is one of the most alarming-looking insects you’ll encounter in a Cambridge, IA home. Up to fifteen pairs of long, striped legs. A body that moves faster than it has any right to. Appearing in the bathroom at 2 a.m. or bolting across the basement floor the moment you turn on the light. They’re common in Iowa homes, and they show up in basements, bathrooms, crawl spaces, and utility rooms — anywhere humidity is consistent and other insects are present. Miller Pest Solutions handles centipede infestations throughout Cambridge and the surrounding Story County area.
Signs of a Centipede Infestation in Cambridge
- Regular sightings in bathrooms and basements — Finding a house centipede occasionally might be random. Finding them weekly, or in multiple rooms across the home, means an established population is living and reproducing in the structure.
- Centipedes in bathtubs, sinks, or floor drains — They fall in and can’t escape smooth surfaces. This is one of the most common centipede complaints. Repeated finds in plumbing fixtures indicate active centipede populations in the adjacent damp spaces.
- Activity in crawl spaces and utility rooms — These are the primary harborage zones. Seeing centipedes during any assessment of a crawl space, sump area, or utility room means population levels are likely higher than occasional living-area sightings suggest.
- Presence of prey insects alongside centipede activity — Silverfish damage on paper or fabric in the same basement, persistent spider webs throughout lower levels, or roach evidence alongside centipede sightings. Centipede food supply and centipede populations track closely together.
- Chronic moisture or humidity in lower levels — Active water intrusion, condensation on basement walls, or damp crawl space insulation. These conditions don’t just attract centipedes — they sustain populations that won’t resolve without addressing the underlying moisture problem.
- Fast-moving insects in dark corners — House centipedes are quick. Many people see a fast-moving streak in a dark corner and can’t identify it. If this is a recurring experience in your basement or bathroom, centipedes are likely involved.
Why Centipedes Are Common in Cambridge, IA
House centipedes are nearly universal in Iowa homes with basements, and Cambridge’s housing stock makes this a practical problem rather than a theoretical one. Iowa summers are humid. Basements — especially in older construction — accumulate that humidity through summer and struggle to release it in fall. Crawl spaces with inadequate vapor barriers are chronically damp. Add a healthy insect population feeding on the organic material that accumulates in these spaces, and you have a complete centipede habitat that can sustain large populations indefinitely. The rural surroundings, older homes, and open lots common across a small Story County community means some properties deal with this more severely than others, but the combination of Iowa climate and basement construction produces centipede conditions across nearly every neighborhood Miller Pest Solutions serves.
Moisture Management: The Key to Long-Term Centipede Control
Centipede infestations in Cambridge homes are sustained by moisture. Reducing that moisture is part of any effective long-term control strategy:
- Dehumidification in basements — Iowa summers are humid, and basements absorb that humidity. A properly sized dehumidifier keeping basement humidity below 50% makes the space meaningfully less hospitable to centipedes and the prey insects they feed on.
- Crawl space vapor barrier installation or improvement — Exposed soil in crawl spaces is a major moisture source. A full-coverage vapor barrier dramatically reduces moisture evaporation into the crawl space and foundation area.
- Foundation drainage improvements — Water pooling near the foundation or draining toward the house through soil grading works against every pest control effort in the basement. Correcting drainage at the exterior reduces water intrusion and the moisture conditions that follow.
- Ventilation in laundry rooms and utility spaces — Washer/dryer areas and mechanical rooms accumulate humidity from normal use. Improving exhaust ventilation reduces localized moisture that sustains harborage zones.
- Sealing around plumbing penetrations — Gaps around pipes where they enter walls or floors allow moisture movement and pest entry simultaneously. Sealing these with appropriate material addresses both.
Our Centipede Control Process
Miller Pest Solutions handles centipede infestations by treating both the pest and the conditions driving it. Harborage zone treatment with residual insecticide addresses the visible population. Gel bait and crack-and-crevice applications go into areas where spray coverage is limited. We treat prey insects in the same service call — centipedes that lose their food supply don’t maintain large populations. Moisture conditions in the basement and crawl space are assessed, and we recommend practical improvements based on what we find. Exterior foundation perimeter treatment reduces the inflow of centipedes and prey insects from outside. Findings are explained before we leave.
Why Choose Miller Pest Solutions
We’ve been in business since 2001. Joel Miller has been in the pest control industry since 2007, and Miller Pest Solutions is QualityPro Certified and a member of the NPMA. These credentials reflect the level of care and accuracy we bring to every job. Free phone bids mean you know the cost before anyone comes to your door.
Get a Free Phone Bid Today
Ready to address the centipede problem in your Cambridge home? Call Miller Pest Solutions at (515) 329-8801. Free phone bids — describe the situation, get a price, book the service. We serve Cambridge, IA and the surrounding Story County area.

