The short version
Around Tigard, queens start nests in May, and colonies peak in late summer. Small, low paper wasp nests can be handled at dusk. Leave wall, ground and high nests to a pro.
- Treat nests at dusk, when wasps are home.
- Never seal a hole wasps are using.
- Ground and wall nests are best left to a pro.
- Knock down small nests early in spring.
- Call 911 for breathing trouble after a sting.
Homeowners and renters in Tigard with a nest near a door, deck or play area.
What to look for
Late-summer colonies are big and quick to sting. Wasps defend the area around their nest. Near a door or deck, stings will happen.
- 1Multiple stings on one person during a single outdoor task.
- 2Buzzing audible through a ceiling or wall on warm afternoons.
- 3Small golf-ball-sized paper nests under eaves in spring.
- 4A soft or discolored patch of drywall with faint buzzing.
- 5Wasps disappearing into a hole in the lawn or a wall.
- 6Yellowjackets crowding trash cans, soda cans and pet food.
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.
Treatment options and typical costs
Inspection and Nest Identification
$75–$200
Nest location drives everything else in Tigard: height, whether it sits in a void, and how close it is to doors or play areas. The inspection should end with a plan and a price.
- Time
- 45–75 minutes
- Best for
- Every job; species and nest location decide the method
Preventive Spring Treatment and Follow-Up
$150–$400
Follow-up matters after any treatment around a property. Checking again two weeks later catches anything the first visit missed.
- Time
- 45–90 minutes
- Best for
- Sting allergies or repeat nest spots
Aerial Nest Treatment and Removal
$100–$400
Exposed paper wasp and hornet nests under eaves, in trees or on porch ceilings in Tigard are treated with a fast-acting aerosol or dust, then removed once the colony is dead. Most are handled in a single visit.
- Time
- 30–90 minutes
- Best for
- Exposed paper wasp, hornet and bald-faced hornet nests
Sealing Up After the Nest Is Dead
$150–$450
Sealing work targets the places wasps favor in Tigard: soffit seams, attic and dryer vents, gaps around utility lines and loose fascia boards. Vent screens and sealant handle most of it.
- Time
- 1–2 hours
- Best for
- Closing soffits, vents and gaps once a void nest is dead
Prices are typical published ranges. Ask what’s included before you compare quotes.
Once a nest is dead, screening and sealing gaps around pipes and vents keeps next year's queen from using the same opening.Which wasps live around Tigard.
They rarely sting. Paper wasps are the most common around Tigard. 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.
Local wasps conditions in Tigard.
A provider who works Tigard and Oregon 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. Tigard sits in a mediterranean climate, and that sets the pace for wasp activity here: mid-summer through fall (July-October). Across Tigard, the area is mostly suburban, 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 Tigard usually starts outside and works inward, checking the foundation, gaps around doors and windows, and any moisture or clutter near the structure first. Knowing Tigard'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.
Paper wasps like quiet, sheltered corners. Check garage rafters, door tracks and high shelves in spring for small starter combs.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 Tigard out to Beaverton and Lake Oswego share the same favorite nest spots. Many houses around Tigard 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 Tigard.
- Spring: queens start new nests around May. Knock down small starts. - Summer: highs near 80°F in Tigard help colonies grow fast. - Late summer: peak season. Workers hunt sweets near people. - Winter: lows near 36°F in Tigard. 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?
What affects the price
- An open comb or a nest inside a wall.
- Number of nests found on the property.
- Sealing gaps after the nest is dead.
- Return visit to confirm a void nest is dead.
- Species: paper wasps cost least, hornets and yellowjackets more.
- Colony size, which climbs sharply from June to September.
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What's your biggest concern about wasps?
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 Tigard
Winter lows near 36°F in Tigard end the season; only new queens survive, tucked into sheltered spots. In Tigard's neighborhoods, eaves, decks, play sets and shrubs are favorite nest sites. With summer highs near 80°F in Tigard, colonies grow fast and are biggest by August.
Local research
Wasps in Tigard, OR: what the public record shows
Before you compare quotes, it helps to know which wasps actually live in Oregon, when they are busiest around Tigard, and what the state figures look like. Everything below links to the agency or university page it came from.
Wasp species recorded in Oregon
- 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…
- 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…
- Native paper wasps (Polistes spp. (e.g., P. fuscatus, P. apachus, P. exclamans)) — Open umbrella-shaped nests under eaves, porch ceilings and railings. UC IPM: paper wasp colonies 'vary between 15 to 200 individuals'; Penn State: queens 'establish nests in May…
When wasps are busiest around Tigard
Western yellowjacket queens start nests each spring, colonies grow through summer and scavenge aggressively in fall before dying off; only fertilized queens overwinter (USU).
Bald-faced hornet range per Penn State covers most of the 48 contiguous states and D.C. Western yellowjacket is the dominant scavenging wasp of the Western states (UC IPM).
Rules that apply in Oregon
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: 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
- Clean outdoor eating areas right after meals.
- Keep compost covered and away from the house.
- Avoid bright floral clothing and strong perfume near nests.
- Trim shrubs so nests cannot hide near walkways.
- Cap hollow fence posts, railings and play-set tubes.
- Check sheds and garages for nests each May.
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
Some paper wasps can tell their nestmates apart by their faces
Questions people ask
How do I know if I have wasps, hornets or yellowjackets?
Yellowjackets nest in the ground or walls. Hornets build big, gray, closed nests. Paper wasps build open, umbrella-shaped combs.
Are wasps dangerous to my pets?
Dogs often get stung on the face. your vet if swelling spreads or breathing changes. They can be.
Can I just leave the nest alone until winter?
If it's out of the way, often yes. Around Tigard, nests die back with the first hard freeze, around November.
Do wasp traps work?
They catch some yellowjackets, but rarely fix a nest problem. Place them away from where people sit.
Should I be worried about a nest in the ground?
Ground nests are usually yellowjackets. Mowing over them sets them off. Yes, if it's near a path or play area.
How common are wasp sightings?
Across Tigard, very common in late summer, when colonies peak and wasps go looking for sweet food.
How often should you check your property for wasp nests?
Every week or two from spring through late summer. Across Tigard, look under eaves, decks, sheds and play equipment, where small nests are easy to deal with.
Are hornets common in Tigard?
Bald-faced hornets are, in trees and on eaves. Most stings come from yellowjackets, though.
Nearby cities
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Sources (9)
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