wasp control Cost in Denver, CO

What to look for

Wasps defend the area around their nest. Near a door or deck, stings will happen. Around Denver, queens start nests in May, and colonies peak in late summer. Late-summer colonies are big and quick to sting.

• 1Yellowjackets crowding trash cans, soda cans and pet food.
• 2Wasps entering an attic vent, dryer vent or weep hole.
• 3Small golf-ball-sized paper nests under eaves in spring.
• 4Open umbrella-shaped comb under a porch ceiling or railing.
• 5Wasps clustered at a hummingbird feeder or ripe grapes.
• 6Pets pawing at their face after sniffing a lawn spot.

Treatment options and typical costs

Prices are typical published ranges. Ask what’s included before you compare quotes.

What wasp removal costs in Denver.

• A typical home in Denver is worth around $590k, 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 - Ground and Wall-Void Nest Treatment: $150–$500 - Aerial Nest Treatment and Removal: $100–$400 - Preventive Spring Treatment and Follow-Up: $150–$400

Local wasps conditions in Denver.

A provider who works Denver 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. Denver sits in a semi-arid climate, and that sets the pace for wasp activity here: mid-summer through fall (July-October). Across Denver, 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 Denver usually starts outside and works inward, checking the foundation, gaps around doors and windows, and any moisture or clutter near the structure first. Knowing Denver'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.

Which wasps live around Denver.

They rarely sting. Paper wasps are the most common around Denver. 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 after the first hard freeze in fall. Early spring is the easiest time to remove small starts.

Where they nest around houses here.

Homes from Denver out to Commerce City and Lakewood share the same favorite nest spots. Plenty of homes in Denver have basements, but most nests are higher up. Check eaves, attic vents and window frames. Watch for traffic in and out of gaps. A ground nest looks like wasps streaming from one hole.

A year of wasps in Denver.

• Spring: queens start new nests around May. Knock down small starts. - Summer: highs near 88°F in Denver help colonies grow fast. - Late summer: peak season. Workers hunt sweets near people. - Winter: lows near 19°F in Denver. 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.

Simple ways to keep wasps away

• Store pet food indoors and clean bowls after meals.
• Note where nests appeared and inspect there early next year.
• Keep compost covered and away from the house.
• Fill gaps in retaining walls and stacked stone.
• Seal soffit seams and fascia gaps before spring.
• Screen attic, gable and dryer vents with fine mesh.

Questions people ask

Nearby cities

Related guides