Getting Rid of House Spiders: Prevention and Control

Spiders inspire universal fear—arachnophobia is one of the most common phobias. Yet nearly all U.S. spiders are harmless. Only the black widow and brown recluse families pose genuine threats. Despite this, house spiders remain a top reason homeowners call exterminators.

In their proper place, spiders are beneficial allies. They consume mosquitoes, flies, and other nuisance insects. They're shy, reclusive, and generally avoid humans. The spiders you typically encounter indoors are common house spiders—completely harmless but unwelcome guests.

Professional Integrated Pest Management

Exterminators use environmentally safer methods within integrated pest management (IPM) systems. IPM combines multiple techniques tailored to your property, reducing and eliminating pests while preventing recurrence. This approach controls spiders along with ants, rodents, and roaches.

DIY Spider Prevention Between Visits

Seal Entry Points

Tight-fitting screens and doors block spider access. Caulk cracks and crevices around foundations, windows, and utility entries.

Don't Attract Their Food

Spiders follow insects. Sodium vapor lights and yellow bulbs attract fewer bugs than standard white lights. Use these in outdoor fixtures. Spiders often build webs near doorways with lights, then slip inside. Turn off unnecessary lights.

Maintain Cleanliness

Regular cleaning discourages spiders. Reduce leaf litter near your foundation. Sweep and vacuum interiors thoroughly, especially corners and dark areas. Spiders relocate when their webs are consistently destroyed.

These measures keep spiders outdoors where they belong—controlling insect populations naturally. Most spiders deserve respect, not fear. They play a vital ecological role.