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Common House Spiders in Hollywood Hills – Behavior & Prevention

Common house spiders (Achaearanea tepidariorum) build cobwebs in corners and window frames. While harmless, their webbing and egg sacs create a neglected appearance and can trigger arachnophobia.

Last updated: July 6, 2026

Current Pest Advisory for Hollywood Hills (August 2026)

As the dry August heat bakes the Hollywood Hills, two pests are particularly active right now: roof rats and drywood termites. The hot, rainless weather drives roof rats to seek water and cooler shelter, and our canyon homes with attics and crawlspaces—especially those mid-century moderns with flat roofs and overhanging eaves—provide ideal nesting sites. The rugged terrain, with its oak woodlands and chaparral, offers abundant food and harborage, so rats thrive along the winding streets like Mulholland Drive and Laurel Canyon Boulevard, often traveling along utility lines and tree branches to access roofs. Meanwhile, drywood termites are swarming in the warm, dry conditions, and the wood-frame and stucco construction common in the Hills, particularly in older homes with exposed beams or wooden decks, is at high risk. The proximity of natural vegetation to structures creates a bridge for these pests, and the steep slopes and rocky soil can hide termite activity in foundations and support beams. Homeowners should watch for droppings near food sources or in attics, gnaw marks on wires or wood, and the presence of winged insects near windows or lights, which indicate termite swarms. Also, look for hollow-sounding wood, blistering paint, or mud tubes on exterior walls. With the fire season also in mind, it's crucial to address these infestations promptly, as rats can chew through electrical wiring, increasing fire risk. Below are the top-rated Los Angeles exterminators who specialize in these specific seasonal threats.

Roof Rats Drywood Termites

About Hollywood Hills, Los Angeles

🏘️ Neighborhood

Hollywood Hills is a rugged hillside neighborhood in the Santa Monica Mountains above Hollywood, with winding roads and panoramic views. The natural chaparral and oak woodlands create a fire-prone environment that also supports abundant wildlife. Homes are nestled in canyons and on ridges, increasing encounters with deer, coyotes, and rodents.

🏠 Housing

The housing stock is diverse, from mid-century modern homes to contemporary mansions, many built on steep slopes with raised foundations and extensive crawlspaces. Wood-frame and stucco construction is common, and the proximity to vegetation makes homes vulnerable to termites and wood-boring beetles. Many homes have attics that serve as nesting sites for roof rats.

🌄 Terrain & Climate

The terrain is steep and mountainous, with rocky, well-draining soil that can erode during heavy rains. Canyons channel water, creating seasonal streams that attract wildlife. The natural vegetation includes drought-resistant shrubs and trees, which provide food and shelter for rodents, snakes, and other pests.

ZIP codes: 90068, 90046

Common House Spiders in Hollywood Hills: What Residents Should Know

Perched among the Santa Monica Mountains, Hollywood Hills homes are uniquely situated in a transition zone between urban development and natural chaparral. This interface creates ideal conditions for common house spiders (Parasteatoda tepidariorum), which thrive on the abundant insect prey drawn to both native vegetation and residential landscaping. Unlike the more publicized black widows, these cobweb weavers are harmless but can become a nuisance when their webs accumulate around eaves, windows, and outdoor lighting.

Common house spiders in Hollywood Hills are frequent inhabitants due to the area’s proximity to wildlands. They build tangled webs in corners and near lights, feeding on flies, mosquitoes, and ants. Their populations peak in late summer and fall. While not dangerous, their webs can be unsightly. Prevention focuses on sealing entry points and reducing outdoor lighting that attracts prey insects.

Frequently Asked Questions About Common House Spider Control in Hollywood Hills

Q: Why are common house spiders more prevalent in the Hollywood Hills compared to flat areas?

The Hollywood Hills’ steep slopes and canyon microclimates provide higher humidity and more insect activity, especially near creeks and vegetation. This supports larger spider populations. Also, the many multi-level homes with overhangs and eaves offer abundant web-building sites.

Q: Do common house spiders in Hollywood Hills pose any health risks?

No. Common house spiders are not medically significant. Their venom is weak and they rarely bite humans. They are considered beneficial as they control pest insects like flies and mosquitoes.

Q: How can I reduce spider webs around my Hollywood Hills home without using pesticides?

Regularly brush away webs with a broom or hose. Reduce outdoor lighting that attracts insects, or switch to yellow bug lights. Seal cracks around windows and doors, and trim vegetation away from the house to eliminate spider highways.

Q: When is spider activity highest in the Hollywood Hills?

Late summer through early fall (August to October) is peak season. Warmer temperatures and increased insect activity lead to more spider webs. Males also wander in search of mates during this time.

Other Pest Services in This Neighborhood

Common House Spider Control in Nearby Neighborhoods

Common House Spider Control in Hollywood Hills, Hollywood costs $150–$400 (avg. $250) — perimeter spray typically takes 1-2 hours. Licensed professionals eliminate infestations safely with results guaranteed.

How Much Does Common House Spider Control Cost in Hollywood Hills, Hollywood?

Treatment Method Cost Range Time Required
perimeter spray $150 – $250 1-2 hours
de-webbing $225 – $325 1-2 hours
entry point treatment $300 – $400 1-2 hours
Average Total $$250 Per treatment

Reviewed by the FindMyPestPro Editorial Team

Connecting LA homeowners with licensed pest control professionals. Content is reviewed for accuracy and updated regularly. Last updated July 6, 2026.

Find Top-Rated Common House Spider Control Companies Serving Hollywood Hills, Hollywood

LA pest control Los Angeles

(58 reviews)

3151 Cahuenga Blvd W #390, Los Angeles, CA 90068, USA

(310) 361-6039

Visit Website

Call Now
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Review Highlight

"Glad I found this amazing team you guys were so professional and efficient with all the work you guys did to our home and very well priced"

1.1 mi away

Power Termite Control

(3 reviews)

5715 Harold Way, Los Angeles, CA 90028, USA

(213) 556-2773

Call Now
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Review Highlight

"Amazing results. My home is finally pest-free."

1.7 mi away

Truly Nolen Pest & Termite Control

(73 reviews)

140 N Maple St Unit 106-A, Corona, CA 92878, USA

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Call Now
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Review Highlight

"Larry did an amazing job. Explained everything doen to the bottom, and he was super chill. I would recommend him 1000 times."

2.3 mi away

Flourish Pest Control LLC

(0 reviews)

923 N Orange Dr, Los Angeles, CA 90038, USA

(424) 478-4422

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Call Now
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2.3 mi away

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Other Pest Control Services in Hollywood

Explore additional pest control categories available in Hollywood.

Drywood Termite Control

Termites

Roof Rat Control

Rodents

Argentine Ant Control

Ants

German Roach Extermination

Cockroaches

Bed Bug Inspection

Bed Bugs

Mosquito Control

Mosquitoes & Flies

Bee Removal & Relocation

Bees & Wasps

Raccoon Removal

Wildlife

Flea Extermination

Fleas & Ticks

Frequently Asked Questions

How do I know if I have common house spider in Hollywood Hills?

In Hollywood Hills, signs of common house spider include cobwebs in corners, ceiling joints, and basements, visible spiders in bathroom areas, and egg sacs in web clusters. If you notice any of these signs, contact a licensed pest control professional in Hollywood for a thorough inspection.

What is the price of common house spider removal in Hollywood Hills?

In Hollywood Hills, common house spider control costs $150 to $400 (avg. $250). Pricing depends on severity and property size. Common house spiders are harmless to humans but indicate the presence of other insects they feed on. Eliminating their food source reduces spider populations.

Are pest control chemicals safe for my family in Hollywood Hills?

Yes, licensed pest control professionals in Hollywood Hills use EPA-registered products and follow strict safety protocols. Many local Hollywood exterminators offer eco-friendly and pet-safe options. Discuss any concerns with your provider during the quote process.

How can I keep common house spider away from my Hollywood Hills property long-term?

To prevent common house spider in Hollywood Hills: vacuum webs and egg sacs regularly, reduce humidity, seal window gaps, and reduce exterior lighting that attracts flying prey insects. Schedule regular inspections, especially before peak Fall (Sep–Nov), move indoors for warmth.

Authoritative Resources

EPA Pesticide Information UC IPM Pest Management Guidelines NPMA Pest Guide LA County Vector Control