The short version
Around Des Moines, 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 Des Moines with a nest near a door, deck or play area.
What to look for
Near a door or deck, stings will happen. Late-summer colonies are big and quick to sting. Wasps defend the area around their nest.
- 1Open umbrella-shaped comb under a porch ceiling or railing.
- 2Yellowjackets streaming from the ground after mowing or trimming.
- 3Large wasps circling porch lights after dark.
- 4Wasps flying straight lines to and from one spot.
- 5Pets pawing at their face after sniffing a lawn spot.
- 6A soft or discolored patch of drywall with faint buzzing.
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
The inspection also flags anyone in the Des Moines household with a sting allergy, which changes how and when the work gets done. Ask for photos of what was found.
- 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 soffits, vents and gaps after a wall nest has died
Aerial Nest Treatment and Removal
$100–$400
High nests near rooflines in Des Moines may need a ladder, a pole applicator or, occasionally, a lift. That access is what moves a quote toward the upper end.
- Time
- 30–90 minutes
- Best for
- Exposed paper wasp, hornet and bald-faced hornet nests
Ground and Wall-Void Nest Treatment
$150–$500
Expect a return visit for void nests around Des Moines homes, because dust works over several days rather than minutes. The follow-up confirms the colony is finished before sealing.
- 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.Which wasps live around Des Moines.
They rarely sting. Mud daubers build tube-shaped mud nests. They're large, fly at night, and nest in hollow trees. European hornets live in Iowa too. Bald-faced hornets build big gray nests in trees and eaves. They cause most stings. Eastern yellowjackets nest in the ground and in wall voids. They build open, umbrella-shaped combs under eaves and railings. Paper wasps are the most common around Des Moines.
Local wasps conditions in Des Moines.
A provider who works Des Moines and Iowa 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. Knowing Des Moines'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. An inspection in Des Moines usually starts outside and works inward, checking the foundation, gaps around doors and windows, and any moisture or clutter near the structure first. Around Des Moines, 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. Des Moines sits in a humid continental climate, and that sets the pace for wasp activity here: mid-summer through fall (July-October).
An unscreened foundation vent is an easy way in for a yellowjacket queen. Wasps flying in and out of a vent all day are a sign of a nest inside.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 Des Moines out to West Des Moines and Urbandale share the same favorite nest spots. A ground nest looks like wasps streaming from one hole. Watch for traffic in and out of gaps. Check eaves, attic vents and window frames. Plenty of homes in Des Moines have basements, but most nests are higher up.
A year of wasps in Des Moines.
- Winter: lows near 14°F in Des Moines. Nests die; only queens survive. - Late summer: peak season. Workers hunt sweets near people. - Summer: highs near 86°F in Des Moines help colonies grow fast. - Spring: queens start new nests around May. Knock down small starts.
Wasp, hornet or bee?
- Honey bee: fuzzy and golden. about relocation. - 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.
If you get stung.
If someone carries an epinephrine pen, use it. 911 for trouble breathing or a swollen face or throat. An antihistamine can ease itching and swelling. Wash the sting and use a cold pack. Move away from the nest first.
Keeping wasps away from the patio.
- Gaps: seal gaps after a nest is gone. - 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.
Ground nests: what to do.
Pros treat ground nests at night, when the colony is home. Don't pour gasoline or water in. Don't mow over it. Keep kids and pets away. Mark the hole with a flag.
A nest, or just visitors?
Follow the line back to an eave, vent, shrub or hole. Watch at dusk, when they fly home. A nest shows steady traffic to one spot. Wasps on flowers or trash cans may come from far away.
Treating a small nest yourself, safely.
- Leave it overnight, then bag the nest. - 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.
Wasps and pets.
Keep pet food and water bowls indoors in late summer. your vet if the throat swells or breathing changes. Most stings just swell a little. Dogs often snap at wasps and get stung on the face.
Kids and wasps.
Use cups with lids for sweet drinks outside. Check play sets, slides and playhouses for nests each spring. Swatting makes a sting more likely. Teach kids to walk away calmly.
After the nest is gone.
Knock down small new nests early next spring. Check nearby eaves for new starts. Seal the gap a wall nest used once it's quiet. Wasps don't reuse old nests.
Wasps at picnics and barbecues.
- Kids: teach them to walk away calmly. - 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.
Ground nests in the lawn.
Mark it, and keep mowers and kids away until it's treated. Watch for wasps flying in and out of the grass. Yellowjackets often nest in old rodent holes.
Questions to ask before you sign.
- Is a return visit included? - Is removal of the dead nest included? - How will you treat a nest inside the wall? - What kind of wasp is it?
What affects the price
- Dense siding, brick or stone that limits dust access.
- Colony size, which climbs sharply from June to September.
- Whether nest removal is included after treatment.
- Sting allergy in the home requiring extra precautions.
- Nest height, and whether it needs a lift.
- Return visit to confirm a void nest is dead.
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What's your biggest concern about wasps?
When to call for help
Call for nests in walls, attics, the ground, or anywhere high. right away if anyone in the house is allergic. Don't seal a hole wasps are using. They'll find another way in.
What you can do yourself
Knock it down the next day. Big, high or hidden nests are a job for a pro. A small, reachable paper wasp nest is a fair DIY job. Spray it at dusk with a wasp aerosol.
Wasps in Des Moines
With summer highs near 86°F in Des Moines, colonies grow fast and are biggest by August. Winter lows near 14°F in Des Moines end the season; only new queens survive, tucked into sheltered spots. In denser parts of Des Moines, nests turn up in eaves, balconies, signs and wall gaps.
Local research
Wasps in Des Moines, IA: what the public record shows
Before you compare quotes, it helps to know which wasps actually live in Iowa, when they are busiest around Des Moines, and what the state figures look like. Everything below links to the agency or university page it came from.
Wasp species recorded in Iowa
- 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 Des Moines
Queens emerge in April–May, colonies peak August–October, and workers die at the first hard frosts; only new queens overwinter (OSU, Penn State, UMN).
Bald-faced hornet range per Penn State covers most of the 48 contiguous states and D.C.
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; Baldfaced Hornet; European Paper Wasp; Yellowjackets and Other Social Wasps (Pest Notes). Figures are quoted as the source prints them. How we check our sources
Simple ways to keep wasps away
- Screen attic, gable and dryer vents with fine mesh.
- Walk the eaves in April and knock down starter nests.
- Caulk around cable, gas and conduit entry points.
- Note where nests appeared and inspect there early next year.
- Store pet food indoors and clean bowls after meals.
- 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?
Yellowjacket nests are never reused a second year
European hornets hunt at night and are drawn to porch lights
Questions people ask
What time of day should a wasp nest be treated?
At dusk or after dark, when they're home and calm.
Can wasps damage my house?
Rarely by much. Yellowjackets in walls can chew through drywall. Carpenter bees do more wood damage.
Wasp or bee: does it matter?
Wasps are smooth and narrow-waisted. Bees are fuzzy and rounder. It matters because honey bees can often be relocated.
How long does wasp nest removal take?
Usually under an hour. Hidden nests may need a second visit a few days later.
Should I be worried about a nest in the ground?
Yes, if it's near a path or play area. Ground nests are usually yellowjackets. Mowing over them sets them off.
How common are wasp sightings?
Around Des Moines, very common in late summer, when colonies peak and wasps go looking for sweet food.
Are hornets common in Des Moines?
Bald-faced hornets are, in trees and on eaves.
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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