Finding crickets hopping unexpectedly across floors or chirping shrilly deep into the night startles most homeowners. This article explains why crickets gravitate indoors plus effective prevention and removal techniques protecting properties without harming local cricket populations vital to ecosystems.

Reasons Crickets Invade Houses

While crickets intentionally live outdoors, certain seasonal conditions motivate seeking shelter inside dwellings:

Weather Changes

Crickets detect barometric shifts in weather patterns from sensitive organs. Sudden drops in temperature, humidity or air pressure signaling incoming storms prompt scavenging shelter in crawlspaces, garages or through building crevices.


Male crickets produce loud distinctive mating calls by stridulating attracting females. Females lacking appropriate outdoor habitat getting drawn toward louder resonant males calls emanating from inside due to structural acoustics.

Prey Opportunities

Crickets follow scent trails left by other insects inadvertently entering dwellings. If sufficient food exists indoors, some cricket hunting species chase prey inside rather than random invasion.

Shelter Needs

Shaded shelters with stable warmer temperatures become scarcer as fall approaches. Sealing outdoor harborage gaps around landscape lighting fixtures, mulch beds, patio blocks and decor denies winter sanctuary making indoor areas more enticing.

Insufficient Predators

Spiders, lizards, birds and small mammals all prey on crickets outdoors. But pesticide use eliminating these predators coupled with outdoor lighting deterring natural night hunters allows cricket numbers escalating unchecked.

Modifying certain practices improves maintaining natural ecological checks and balances keeping local cricket populations balanced sustainably.

Preventing Crickets From Entering Houses

Altering indoor and outdoor spaces checking routes inside denies cricket access directly:

Indoor cricket prevention tips

  • Install weather stripping along doorway bottoms sealing gaps allowing floor level entry inside.
  • Caulk cracks in foundation walls, weeping mortar holes, pipe conduits or wire penetrations exceeding 1/16 inch wide.
  • Repair torn exterior window and door screens denying direct access when opened.
  • Remove indoor prey sources like spiders, house flies and carpet beetles crickets pursue once detected.

Outdoor cricket deterrents

  • Divert rainfall runoff using downspout extensions keeping foundation edges dry.
  • Replace wood pile debris with elevated metal racks off soil denying harborage.
  • Trim dense vegetation touching structures allowing hidden access from soil pathways onto exterior walls.
  • Apply sticky barrier traps or copper mesh blocking known entertainment locations.

Securing home perimeters provides inexpensive sustainable prevention securing interior living spaces.

Monitoring and Trapping Indoor Crickets

Despite meticulous exclusion attempts, occasional stranded crickets still appear requiring passive removal methods:

Monitoring Traps

  • Double-sided sticky monitor traps optionally enhanced with cricket pheromone lures capture wandering individuals along suspected indoor entryways.
  • Cardboard glue traps folded into tents serve as temporary shelters crickets enter but cannot exit once stuck.

Manual Capture

  • Actively capture roaming crickets using thick gloves or insect handling equipment guiding them into sealable plastic containers for quick transport outside releasing near soil shelters and foliage material far from buildings.
  • Avoid pulling cricket legs forcibly when sealing containers risking painful injuries. Gently coax them directly into center of container by persistent gentle nudging.

Protecting Beneficial Crickets Naturally

Crickets perform vital ecosystem services like:

  • Consuming decomposing plant litter recycling nutrients back into soil optimizing gardens and crop health over time.
  • Aerating soils through extensive tunneling allowing better drainage and nourishing plant root structures underground.
  • Controlling pest populations including ants, termites, cockroaches and grasshoppers thriving unchecked otherwise destroying plant growth.

Promote their success through Think through supplementing habitat arranging log piles, broken brick stacks and wood slab shelters around property fringes. Ensure ample nearby flowering plants offering pollen grains and nectar sustaining their nutrition needs outside rather than risking hazardous structural invasions only accidentally not intentionally. Implement smart prevention allows safe coexistence.

When Professional Help Becomes Necessary

Typical household cricket sightings require no intervention beyond installing proper excludes and releasing stragglers outdoors gently by hand. But exceptional scenarios may warrant expert consultation:

Extreme Infestations

Discovery of hundreds of crickets successfully breeding, swarming encases or causing interior structural damage indicates unsealed major gaps exist requiring substantial sealing exceeding typical homeowner capabilities.


Any family members experiencing asthma flares, allergies or other medical conditions triggered by crickets, their debris and bacteria loads may require professional sanitization and exclusion assistance.

Ineffective Prevention

Evidence of expanding cricket nesting, reproduction and nutrient staining from excess frass concentrated around known exclusion attempts means alternative barriers or treatment methods implemented by licensed experts may become necessary last resort options if populations threaten human health safety.

FAQs About Managing Crickets Indoors

What is the chirping sound crickets make?

Male crickets produce loud intermittent chirping using stridulation rubbing hardened vein edges across grainy wings attracting distant females primarily for breeding.

Should I be concerned finding crickets regularly indoors?

Occasional sightings need little intervention beyond releasing individuals outside gently. But frequent discovery indicates structural gaps exist needing proper sealing for sustainable prevention.

Will indoor pesticide sprays eliminate my cricket problem?

Rarely permanently. Hardier field crickets reproduce rapidly replacing other emerging pests like spiders otherwise preying on cricket eggs and nymphs naturally so populations often bounce back repeatedly.

What risks do crickets pose to residential homes?

Although no health threats directly, accumulating frass staining from excessive crickets risks triggering asthmatic reactions in sensitive individuals if left unmanaged regarding shelter removal while securing structural flaws excluding future infestations proactively.

How can I stop unwanted cricket noise inside?

Identify acoustic sound pathways like gaps beneath doors that amplify and broadcast mating calls externally after sealing them using weather stripping, equip entryways with positive sealing humidity strips, or mask noises using fans, sound generators or hearing protection sleep aids.

With mindset shifts from reactionary to preventative approaches plus reconciling symbiotic nature balance benefiting all species positively, humble cricket coexistence thrives responsibly.

About the author : Shaun W