The short version
Most wasp nests in Centennial cost about $100–$400 to treat and remove. Nests inside walls or high up cost more.
- Most wasp nests in Centennial 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 Centennial 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 Centennial, queens start nests in May, and colonies peak in late summer. Late-summer colonies are big and quick to sting.
- 1Wasps entering an attic vent, dryer vent or weep hole.
- 2Wasps hovering at a mulch bed or retaining wall gap.
- 3Wasps flying straight lines to and from one spot.
- 4A soft or discolored patch of drywall with faint buzzing.
- 5Wasps appearing indoors near light fixtures or windows.
- 6Sudden wasp interest in overripe fruit under a tree.
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 Centennial
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
Not every buzzing insect is a wasp. Not every wasp is a threat. A careful look separates a lone paper wasp from a yellowjacket colony in Centennial.
- Time
- 45–75 minutes
- Best for
- Every job; species and nest location decide the method
Sealing Up After the Nest Is Dead
$150–$450
Once the nest is dead, the gap gets sealed. Caulk, copper mesh or a soffit patch works. Old nests are not reused, but the gap invites new queens.
- Time
- 1–2 hours
- Best for
- Sealing the gap once the nest is dead
Ground and Wall-Void Nest Treatment
$150–$500
Wall-void nests behind siding get the same dust treatment. For Centennial homes, the pro should leave the opening unsealed until all traffic stops, since trapped wasps chew inward toward living space.
- Time
- 30–60 minutes plus a return visit
- Best for
- Yellowjackets in lawns, retaining walls, soffits and wall voids
Aerial Nest Treatment and Removal
$100–$400
A treated nest should go quiet within a day. A few stragglers are normal. Ask whether removal and a follow-up check are included.
- Time
- 30–90 minutes
- Best for
- Exposed paper wasp, hornet and bald-faced hornet nests
Prices are typical published ranges. Ask what’s included before you compare quotes.
Yellowjackets often nest in old rodent holes and gaps in garden walls. Watch for wasps flying low and steady into one spot.What wasp removal costs in Centennial.
- Ground and Wall-Void Nest Treatment: $150–$500 - Sealing Up After the Nest Is Dead: $150–$450 - Inspection and Nest Identification: $75–$200 - A typical home in Centennial is worth around $595k, and most wasp jobs are a one-time cost. Late-summer nests are bigger, so book early if you can. - Aerial Nest Treatment and Removal: $100–$400
Local wasps conditions in Centennial.
An inspection in Centennial usually starts outside and works inward, checking the foundation, gaps around doors and windows, and any moisture or clutter near the structure first. Knowing Centennial'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. A provider who works Centennial and Colorado 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. Centennial sits in a semi-arid climate, and that sets the pace for wasp activity here: mid-summer through fall (July-October). For Centennial homes, 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.
Paper wasps like quiet, sheltered corners. Check garage rafters, door tracks and high shelves in spring for small starter combs.Which wasps live around Centennial.
They cause most stings. Bald-faced hornets build big gray nests in trees and eaves. Mud daubers build tube-shaped mud nests. They rarely sting. Paper wasps are the most common around Centennial. They build open, umbrella-shaped combs under eaves and railings. Western yellowjackets nest in the ground and in wall voids.
When they’re most active.
Nests die back after the first hard freeze in fall. Early spring is the easiest time to remove small starts.
Where they nest around houses here.
Watch for traffic in and out of gaps. A ground nest looks like wasps streaming from one hole. Homes from Centennial out to Parker and Aurora share the same favorite nest spots. Plenty of homes in Centennial have basements, but most nests are higher up. Check eaves, attic vents and window frames.
A year of wasps in Centennial.
- Late summer: peak season. Workers hunt sweets near people. - Summer: highs near 88°F in Centennial help colonies grow fast. - Spring: queens start new nests around May. Knock down small starts. - Winter: lows near 18°F in Centennial. Nests die; only queens survive.
Wasp, hornet or bee?
- Mud dauber: thin waist, mud tube nests. Rarely stings. - Hornet: larger, with a big closed paper nest. - Yellowjacket: bright yellow and black, nests in the ground. - Paper wasp: slim, long legs, open comb. - Honey bee: fuzzy and golden. about relocation.
If you get stung.
An antihistamine can ease itching and swelling. Wash the sting and use a cold pack. Move away from the nest first. If someone carries an epinephrine pen, use it. 911 for trouble breathing or a swollen face or throat.
Keeping wasps away from the patio.
- Spring checks: knock down small nests early. - Fruit: pick up fallen fruit. - Trash: keep lids tight and bins away from doors. - Food: cover plates and drinks outdoors. - Gaps: seal gaps after a nest is gone.
Ground nests: what to do.
Don't mow over it. Keep kids and pets away. Mark the hole with a flag. Pros treat ground nests at night, when the colony is home. Don't pour gasoline or water in.
A nest, or just visitors?
A nest shows steady traffic to one spot. Wasps on flowers or trash cans may come from far away. Follow the line back to an eave, vent, shrub or hole. Watch at dusk, when they fly home.
Treating a small nest yourself, safely.
- Never spray from a ladder. - Use a jet wasp spray from several feet away. - Wear long sleeves, pants and gloves. - Wait until dusk, when wasps are home and slow. - Never if anyone in the house is allergic. - Only if it’s small, low and out in the open. - Leave it overnight, then bag the nest.
Wasps and pets.
Most stings just swell a little. Dogs often snap at wasps and get stung on the face. Keep pet food and water bowls indoors in late summer. your vet if the throat swells or breathing changes.
Kids and wasps.
Swatting makes a sting more likely. Teach kids to walk away calmly. Use cups with lids for sweet drinks outside. Check play sets, slides and playhouses for nests each spring.
After the nest is gone.
Seal the gap a wall nest used once it's quiet. Wasps don't reuse old nests. Knock down small new nests early next spring. Check nearby eaves for new starts.
Wasps at picnics and barbecues.
- Calm: don’t swat; slowly move away. - Trash: bag scraps and close the bin. - Food: keep it covered until you eat. - Drinks: use cups with lids or straws. - Kids: teach them to walk away calmly.
Ground nests in the lawn.
Watch for wasps flying in and out of the grass. Yellowjackets often nest in old rodent holes. Mark it, and keep mowers and kids away until it's treated.
Questions to ask before you sign.
- Is removal of the dead nest included? - How will you treat a nest inside the wall? - What kind of wasp is it? - Is a return visit included?
Ways to keep the cost down.
- Ask if removal is included. - Call early, before nests get big. - Knock down small nests in spring. - Seal gaps once a nest is gone.
What affects the price
- Number of nests found on the property.
- Exposed comb versus enclosed nest inside a wall or soffit.
- Colony size, which climbs sharply from June to September.
- Ground nest with multiple entrances or deep burrows.
- Nest height and whether a ladder or lift is needed.
- Dense siding, brick or stone that limits dust access.
- After-hours, weekend or emergency scheduling.
- Sting allergy in the home requiring extra precautions.
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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 Centennial
In Centennial's neighborhoods, eaves, decks, play sets and shrubs are favorite nest sites. Winter lows near 18°F in Centennial end the season; only new queens survive, tucked into sheltered spots. Centennial only gets about 16 inches of rain a year, so local wasps often gather at pools, fountains and dripping taps.
Local research
Wasps in Centennial, CO: what the public record shows
Before you compare quotes, it helps to know which wasps actually live in Colorado, when they are busiest around Centennial, and what the state figures look like. Everything below links to the agency or university page it came from.
Wasp species recorded in Colorado
- 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 Centennial
CSU: European paper wasp 'earliest activity is sometimes seen in the first half of March'; 'Individual colonies are established anew each spring' and 'may contain several dozen individuals by the end of summer'. Western yellowjacket colonies die each fall (USU).
CSU: European paper wasp is 'very abundant in every urbanized county in eastern Colorado and the three western Colorado counties of Mesa, Montrose, and Delta'; nests in 'outdoor grills, large bells, pipes, rock cavities, and hollow spaces behind walls'.
Rules that apply in Colorado
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: Colorado State University Extension; 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
- Keep compost covered and away from the house.
- Caulk around cable, gas and conduit entry points.
- Pick up fallen fruit under trees promptly.
- Repair torn window screens and door sweeps.
- Plug weep holes with mesh inserts, not solid caulk.
- Note where nests appeared and inspect there early next year.
For a nest in the ground or a wall, a pro treats the entrance and checks back to make sure the traffic has stopped before anything is sealed.Did you know?
Yellowjacket nests are never reused a second year
Fig wasps pollinate figs and are smaller than a rice grain
Questions people ask
How much does wasp nest removal cost?
Most nests around Centennial cost about $100–$400 to treat and remove. Hidden or high nests cost more.
What should a good quote include?
Nest type and location, treatment, removal and return visits.
Does homeowners insurance cover wasp removal?
Usually not. Insurers treat it as routine maintenance.
Are there cheaper options than hiring a professional?
For a small, low paper wasp nest, yes. Spray it at dusk with wasp spray.
What should I do if I get stung?
An antihistamine helps with itching. 911 for trouble breathing or a swelling throat.
Are wasps dangerous to my pets?
your vet if swelling spreads or breathing changes. Dogs often get stung on the face. They can be.
How do I know if I have wasps, hornets or yellowjackets?
Hornets build big, gray, closed nests. Yellowjackets nest in the ground or walls. Paper wasps build open, umbrella-shaped combs.
How common are wasp sightings?
For Centennial homes, very common in late summer, when colonies peak and wasps go looking for sweet food.
Are hornets common in Centennial?
Bald-faced hornets are, in trees and on eaves. Most stings come from yellowjackets, though.
Nearby cities
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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