The short version
Around Jamestown, 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.
Anyone in Jamestown dealing with wasps, hornets or yellowjackets at home.
What to look for
Wasps defend the area around their nest. Near a door or deck, stings will happen. Late-summer colonies are big and quick to sting.
- 1Grey, papery football-shaped nest hanging in a tree or eave.
- 2Chewed, scarred wood on fences, decks or cedar siding.
- 3Yellowjackets streaming from the ground after mowing or trimming.
- 4Wasps clustered at a hummingbird feeder or ripe grapes.
- 5Wasps appearing indoors near light fixtures or windows.
- 6Open umbrella-shaped comb under a porch ceiling or railing.
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
A pro starts by confirming the species and the nest location. Paper wasps, hornets and yellowjackets each call for a different approach.
- Time
- 45–75 minutes
- Best for
- Every job; species and nest location decide the method
Ground and Wall-Void Nest Treatment
$150–$500
Ground nests can hold thousands of yellowjackets by late summer. Mowing over one sets them off. Treatment is done in protective gear, usually at dusk.
- Time
- 30–60 minutes plus a return visit
- Best for
- Yellowjackets in lawns, retaining walls, soffits and wall voids
Sealing Up After the Nest Is Dead
$150–$450
Ask the Jamestown pro to wait at least a few days after a dust treatment before closing anything. Sealing too early is how most void jobs go wrong.
- Time
- 1–2 hours
- Best for
- Closing soffits, vents and gaps once a void nest is dead
Preventive Spring Treatment and Follow-Up
$150–$400
Preventive work makes the most sense for Jamestown 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
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.Which wasps live around Jamestown.
They rarely sting. Mud daubers build tube-shaped mud nests. 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 Jamestown.
Local wasps conditions in Jamestown.
A provider who works Jamestown and North Dakota 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 Jamestown'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 Jamestown usually starts outside and works inward, checking the foundation, gaps around doors and windows, and any moisture or clutter near the structure first. Around Jamestown, the area is mostly rural, 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. Jamestown sits in a humid continental climate, and that sets the pace for wasp activity here: mid-summer through fall (July-October).
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.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.
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 Jamestown have basements, but most nests are higher up.
A year of wasps in Jamestown.
- Spring: queens start new nests around May. Knock down small starts. - Summer: highs near 83°F in Jamestown help colonies grow fast. - Late summer: peak season. Workers hunt sweets near people. - Winter: lows near 0°F in Jamestown. 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.
Move away from the nest first. 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.
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.
Mark the hole with a flag. 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.
A nest, or just visitors?
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. Follow the line back to an eave, vent, shrub or hole.
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.
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. Keep pet food and water bowls indoors in late summer.
Kids and wasps.
Teach kids to walk away calmly. Swatting makes a sting more likely. Check play sets, slides and playhouses for nests each spring. Use cups with lids for sweet drinks outside.
After the nest is gone.
Wasps don't reuse old nests. Seal the gap a wall nest used once it's quiet. Check nearby eaves for new starts. Knock down small new nests early next spring.
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
- Colony size, which climbs sharply from June to September.
- Nest height, and whether it needs a lift.
- Species: paper wasps cost least, hornets and yellowjackets more.
- Exposed comb versus enclosed nest inside a wall or soffit.
- Roof pitch and safe access to the nest location.
- 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
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 Jamestown
Around Jamestown's open land, barns, sheds and the ground all host nests. Winter lows near 0°F in Jamestown end the season; only new queens survive, tucked into sheltered spots. With summer highs near 83°F in Jamestown, colonies grow fast and are biggest by August.
Local research
Wasps in Jamestown, ND: what the public record shows
Before you compare quotes, it helps to know which wasps actually live in North Dakota, when they are busiest around Jamestown, and what the state figures look like. Everything below links to the agency or university page it came from.
Wasp species recorded in North Dakota
- 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…
- 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 Jamestown
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. European paper wasp is reported less common in the Southeast and Great Plains (Penn State).
Rules that apply in North Dakota
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; 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
- Store pet food indoors and clean bowls after meals.
- Inspect grills, mailboxes and light fixtures before use.
- Avoid bright floral clothing and strong perfume near nests.
- Check sheds and garages for nests each May.
- Hang wasp traps at the yard edge, not the patio.
- Plug weep holes with mesh inserts, not solid caulk.
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?
Some paper wasps can tell their nestmates apart by their faces
Yellowjacket nests are never reused a second year
Questions people ask
Can I seal the hole wasps are using?
Treat first, then seal once activity stops. They may chew into your house. Sealing traps them inside. No.
How do I find a good wasp control company?
Check that they're licensed in North Dakota. Ask how they treat hidden nests and whether removal is included.
What time of day should a wasp nest be treated?
At dusk or after dark, when they're home and calm.
Should I be worried about a nest in the ground?
Mowing over them sets them off. Ground nests are usually yellowjackets. Yes, if it's near a path or play area.
Are wasps dangerous to my pets?
your vet if swelling spreads or breathing changes. Dogs often get stung on the face. They can be.
What stops people from dealing with wasp nests?
Around Jamestown, fear of stings, nests that are hard to reach, and not noticing them until they're big.
When is wasp season in Jamestown?
Around Jamestown, queens start nests in May, and colonies peak in late summer. Nests die back after the first hard freeze in fall.
Are hornets common in Jamestown?
Bald-faced hornets are, in trees and on eaves. Most stings come from yellowjackets, though.
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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