Should I Leave House Centipedes Alone?

When It Makes Sense

• Good fit: If you have a low‑risk household (no small children, pets with sensitivities, or allergies) and the centipedes are few, leaving them alone can be a harmless way to let natural predators control other pests.
• Good fit: In homes where centipedes are confined to damp basements or crawl spaces and rarely appear in living areas, tolerating them avoids unnecessary pesticide use.

When You Should Avoid It

• Warning sign: If you or someone in the household is extremely fearful or has a phobia, the presence of centipedes may cause undue stress, making removal a better option.
• Warning sign: When centipedes are abundant, actively hunting, or invading food‑preparation zones, they could indicate a larger moisture or pest‑infestation problem that needs addressing.

Pros and Cons

Pros

• Centipedes are natural predators of other household pests such as cockroaches, silverfish, and termites, potentially reducing those populations without chemicals.
• Leaving them alone eliminates exposure to chemical insecticides, which can be a health benefit for sensitive occupants.

Cons

• Although centipedes rarely bite humans, bites can be painful and may cause localized swelling, especially in children or immunocompromised individuals.
• Their presence often signals excess moisture or structural issues that, if ignored, can lead to mold, wood rot, or larger infestations.

Decision Checklist

• Do any occupants have a strong aversion, medical condition, or allergy that could be triggered by centipede bites?
• Is the centipede activity limited to damp, hidden areas, or are they frequently found in living spaces and food zones?
• Have you inspected for underlying moisture problems and taken steps to reduce humidity before deciding to keep them?

Alternatives to Consider

You might opt for non‑chemical controls such as dehumidifiers, proper ventilation, and sealing entry points to reduce centipede habitats. If removal is preferred, consider mechanical capture (using a jar and a piece of paper) or professional pest‑management services that employ low‑impact methods.

Final Recommendation

For most households with no health concerns and limited centipede sightings, allowing them to remain can be a low‑risk, eco‑friendly choice, provided you manage moisture and monitor for any increase in numbers. If fear, bites, or a sign of broader infestation exists, it’s prudent to intervene safely or consult a pest‑control professional.