The short version
Most wasp nests in Seattle cost about $100–$400 to treat and remove. Nests inside walls or high up cost more.
- Most wasp nests in Seattle cost about $100–$400.
- Wall, ground and high nests cost more.
- Ask whether nest removal is included.
- Small spring nests are cheap to deal with.
- Compare what each quote covers.
Homeowners and renters in Seattle with a nest near a door, deck or play area.
What to look for
Wasps defend the area around their nest. Near a door or deck, stings will happen. Around Seattle, queens start nests in May, and colonies peak in late summer. Late-summer colonies are big and quick to sting.
- 1Sudden wasp interest in overripe fruit under a tree.
- 2Wasps flying straight lines to and from one spot.
- 3Wasps entering an attic vent, dryer vent or weep hole.
- 4Small golf-ball-sized paper nests under eaves in spring.
- 5Wasps disappearing into a hole in the lawn or a wall.
- 6Chewed, scarred wood on fences, decks or cedar siding.
Why it’s worth acting soon
- Nests grow all summer.
- Ground nests get disturbed by mowing.
- Wall nests can chew through into rooms.
- Stings are dangerous for anyone allergic.
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Estimate wasp removal cost in Seattle
Adjust for your situation to see a ballpark range.
Estimated range
A rough guide only. Wall, ground and high nests cost more.
Treatment options and typical costs
Inspection and Nest Identification
$75–$200
Expect a pro to check eaves, vents, sheds and the ground. Multiple nests are common late in the season.
- Time
- 45–75 minutes
- Best for
- Every job; species and nest location decide the method
Preventive Spring Treatment and Follow-Up
$150–$400
Preventive work makes the most sense for Seattle homes that have had nests two years running, or where someone has a sting allergy. It is a modest cost compared with a wall-void job.
- Time
- 45–90 minutes
- Best for
- Repeat nests, or someone allergic to stings
Sealing Up After the Nest Is Dead
$150–$450
This is the step homeowners skip most often. Sealing the void after treatment keeps the next colony out.
- Time
- 1–2 hours
- Best for
- Sealing soffits, vents and gaps after a wall nest has died
Ground and Wall-Void Nest Treatment
$150–$500
Foam and sprays rarely reach the back of a deep void. Pros use dust for hidden nests and sprays for open combs.
- Time
- 30–60 minutes plus a return visit
- Best for
- Yellowjackets in lawns, retaining walls, soffits and wall voids
Prices are typical published ranges. Ask what’s included before you compare quotes.
In cold-winter areas, old nests are empty by now. It's a good time to fix vent covers and siding gaps before queens go looking in spring.What wasp removal costs in Seattle.
- A typical home in Seattle is worth around $850k, and most wasp jobs are a one-time cost. Late-summer nests are bigger, so book early if you can. - Inspection and Nest Identification: $75–$200 - Preventive Spring Treatment and Follow-Up: $150–$400 - Sealing Up After the Nest Is Dead: $150–$450 - Ground and Wall-Void Nest Treatment: $150–$500
Local wasps conditions in Seattle.
A provider who works Seattle and Washington every day can point out the specific conditions that matter most here, and getting the scope, price, and follow-up terms in writing makes it easier to compare options. Seattle sits in a marine west coast climate, and that sets the pace for wasp activity here: mid-summer through fall (July-October). Across Seattle, the area is mostly urban, so wasps pressure can differ from one block to the next depending on how tight the entry points are and how much food, water, or shelter is close by. An inspection in Seattle usually starts outside and works inward, checking the foundation, gaps around doors and windows, and any moisture or clutter near the structure first. Knowing Seattle's seasonal timing lets you schedule treatment before the busy stretch rather than after it, which usually means faster service and a more accurate quote.
Yellowjackets sometimes nest in attics and wall voids, getting in through a torn vent screen or a gap in the soffit. Buzzing in a ceiling is worth a look.Which wasps live around Seattle.
They rarely sting. Paper wasps are the most common around Seattle. They build open, umbrella-shaped combs under eaves and railings. Western yellowjackets nest in the ground and in wall voids. They cause most stings. Bald-faced hornets build big gray nests in trees and eaves. Mud daubers build tube-shaped mud nests.
When they’re most active.
Nests die back with the first hard freeze, around November. Early spring is the easiest time to remove small starts.
Where they nest around houses here.
Homes from Seattle out to Bellevue and Kirkland share the same favorite nest spots. Many houses around Seattle have crawl spaces, and vents and access doors invite nests. Check eaves, porch ceilings and the crawl vents. Watch for traffic in and out of gaps. A ground nest looks like wasps streaming from one hole.
A year of wasps in Seattle.
- Spring: queens start new nests around May. Knock down small starts. - Summer: highs near 76°F in Seattle help colonies grow fast. - Late summer: peak season. Workers hunt sweets near people. - Winter: lows near 37°F in Seattle. Nests die; only queens survive.
Wasp, hornet or bee?
- Paper wasp: slim, long legs, open comb. - Yellowjacket: bright yellow and black, nests in the ground. - Hornet: larger, with a big closed paper nest. - Mud dauber: thin waist, mud tube nests. Rarely stings. - Honey bee: fuzzy and golden. about relocation.
If you get stung.
Wash the sting and use a cold pack. An antihistamine can ease itching and swelling. 911 for trouble breathing or a swollen face or throat. If someone carries an epinephrine pen, use it. Move away from the nest first.
Keeping wasps away from the patio.
- Food: cover plates and drinks outdoors. - Trash: keep lids tight and bins away from doors. - Fruit: pick up fallen fruit. - Spring checks: knock down small nests early. - Gaps: seal gaps after a nest is gone.
Ground nests: what to do.
Keep kids and pets away. Don't mow over it. Don't pour gasoline or water in. Pros treat ground nests at night, when the colony is home. Mark the hole with a flag.
A nest, or just visitors?
Follow the line back to an eave, vent, shrub or hole. Wasps on flowers or trash cans may come from far away. A nest shows steady traffic to one spot. Watch at dusk, when they fly home.
Treating a small nest yourself, safely.
- Only if it’s small, low and out in the open. - Never if anyone in the house is allergic. - Wait until dusk, when wasps are home and slow. - Wear long sleeves, pants and gloves. - Use a jet wasp spray from several feet away. - Never spray from a ladder. - Leave it overnight, then bag the nest.
Wasps and pets.
Keep pet food and water bowls indoors in late summer. Dogs often snap at wasps and get stung on the face. Most stings just swell a little. your vet if the throat swells or breathing changes.
Kids and wasps.
Use cups with lids for sweet drinks outside. Teach kids to walk away calmly. Swatting makes a sting more likely. Check play sets, slides and playhouses for nests each spring.
After the nest is gone.
Knock down small new nests early next spring. Wasps don't reuse old nests. Seal the gap a wall nest used once it's quiet. Check nearby eaves for new starts.
Wasps at picnics and barbecues.
- Drinks: use cups with lids or straws. - Food: keep it covered until you eat. - Trash: bag scraps and close the bin. - Calm: don’t swat; slowly move away. - Kids: teach them to walk away calmly.
Ground nests in the lawn.
Yellowjackets often nest in old rodent holes. Watch for wasps flying in and out of the grass. Mark it, and keep mowers and kids away until it's treated.
Questions to ask before you sign.
- What kind of wasp is it? - How will you treat a nest inside the wall? - Is removal of the dead nest included? - Is a return visit included?
Ways to keep the cost down.
- Knock down small nests in spring. - Call early, before nests get big. - Ask if removal is included. - Seal gaps once a nest is gone.
What affects the price
- An open comb or a nest inside a wall.
- Whether nest removal is included after treatment.
- Distance from the company's base and travel time.
- Sting allergy in the home requiring extra precautions.
- Sealing gaps after the nest is dead.
- Return visit to confirm a void nest is dead.
- After-hours, weekend or emergency scheduling.
- Preventive spring treatment bundled with removal.
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What's your biggest concern about wasp control costs?
When to call for help
Don't seal a hole wasps are using. They'll find another way in. Call for nests in walls, attics, the ground, or anywhere high. right away if anyone in the house is allergic.
What you can do yourself
A small, reachable paper wasp nest is a fair DIY job. Spray it at dusk with a wasp aerosol. Knock it down the next day. Big, high or hidden nests are a job for a pro.
Wasps in Seattle
Winter lows near 37°F in Seattle end the season; only new queens survive, tucked into sheltered spots. In denser parts of Seattle, nests turn up in eaves, balconies, signs and wall gaps. With summer highs near 76°F in Seattle, colonies grow fast and are biggest by August.
Local research
Wasps in Seattle, WA: what the public record shows
Before you compare quotes, it helps to know which wasps actually live in Washington, when they are busiest around Seattle, and what the state figures look like. Everything below links to the agency or university page it came from.
Northern giant hornet nests eradicated in Washington (USDA APHIS)
The hornet is declared eradicated; report any suspected sighting to WSDA.
USDA APHISShare of confirmed northern giant hornet detections that came from public reports
Public reporting remains the backbone of WSDA's hornet surveillance.
USDA APHISWasp species recorded in Washington
- Western yellowjacket (Vespula pensylvanica) — UC IPM: 'the most commonly encountered species and is sometimes called the "meat bee"' in California and the Western states; ground and wall-void nester and aggressive scavenger…
- German yellowjacket (Vespula germanica) — UC IPM: 'becoming more common in many urban areas of California, where it frequently nests in houses.' Named among Ohio's three main species (German, Eastern, Common yellowjacke…
- Bald-faced hornet (Dolichovespula maculata) — Penn State: 'found in most of the 48 contiguous states and D.C., throughout Canada and in Alaska'; actually an aerial yellowjacket that builds the football-shaped gray paper nes…
- European paper wasp (Polistes dominula) — Penn State: 'first reported in 1978 around Boston', now 'coast to coast ... although they are apparently less common in the Southeast and Great Plains'; nests in 'eaves of struc…
When wasps are busiest around Seattle
Western yellowjacket queens start nests each spring, colonies grow through summer and scavenge aggressively in fall before dying off; only fertilized queens overwinter (USU).
APHIS: the northern giant hornet 'first captured national attention in late 2019 when it was detected near Blaine, Washington' and 'has been eradicated from Washington State and the United States'. WSDA maintains hornet identification and sighting-report pages.
Rules that apply in Washington
For context, nationally
- 788 — Deaths from hornet, wasp, and bee stings, 2011–2021 (US). CDC MMWR
- 72 deaths per year — Average annual sting deaths, 2011–2021 (US). CDC MMWR
Sources: USDA APHIS; CDC MMWR; Yellowjackets and Other Social Wasps (Pest Notes); Baldfaced Hornet; European Paper Wasp. Figures are quoted as the source prints them. How we check our sources
Simple ways to keep wasps away
- Pick up fallen fruit under trees promptly.
- Repair torn window screens and door sweeps.
- Walk the eaves in April and knock down starter nests.
- Mow at dawn when ground-nesting wasps are sluggish.
- Store pet food indoors and clean bowls after meals.
- Cap hollow fence posts, railings and play-set tubes.
A good wasp quote names the species, where the nest is, how it will be treated and whether taking it down or sealing the gap is included.Did you know?
A bald-faced hornet is actually a yellowjacket, not a true hornet
Wasp nest paper inspired early experiments in making paper from wood
Questions people ask
Are there cheaper options than hiring a professional?
For a small, low paper wasp nest, yes. Spray it at dusk with wasp spray.
Does homeowners insurance cover wasp removal?
Usually not. Insurers treat it as routine maintenance.
Why does a nest inside a wall cost more?
It takes more work to reach and treat. Sometimes it needs a return visit or drywall repair.
How much does wasp nest removal cost?
Most nests around Seattle cost about $100–$400 to treat and remove. Hidden or high nests cost more.
Do wasp traps work?
They catch some yellowjackets, but rarely fix a nest problem. Place them away from where people sit.
What time of day should a wasp nest be treated?
At dusk or after dark, when they're home and calm.
Wasp or bee: does it matter?
Bees are fuzzy and rounder. It matters because honey bees can often be relocated. Wasps are smooth and narrow-waisted.
How often should you check your property for wasp nests?
Every week or two from spring through late summer. Across Seattle, look under eaves, decks, sheds and play equipment, where small nests are easy to deal with.
How seriously do people take wasp problems?
Across Seattle, most people act once a nest is near a door, deck or play area, where stings are most likely.
Are hornets common in Seattle?
Bald-faced hornets are, in trees and on eaves. Most stings come from yellowjackets, though.
Nearby cities
Related guides
Sources (8)
The facts in this article come from the public sources listed above. Every home is different, so ask the company you talk to about pricing and what’s included. Published by Wasp Exterminator · Updated September 11, 2026 · How we write these guides