The short version
Around Rochester, 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 Rochester 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.
- 1Multiple stings on one person during a single outdoor task.
- 2Wasps appearing indoors near light fixtures or windows.
- 3Yellowjackets crowding trash cans, soda cans and pet food.
- 4Yellowjackets streaming from the ground after mowing or trimming.
- 5Pets pawing at their face after sniffing a lawn spot.
- 6Wasps disappearing into a hole in the lawn or a wall.
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
Preventive Spring Treatment and Follow-Up
$150–$400
Preventive work makes the most sense for Rochester 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
- Sting allergies or repeat nest spots
Ground and Wall-Void Nest Treatment
$150–$500
Expect a return visit for void nests around Rochester 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
Sealing Up After the Nest Is Dead
$150–$450
Sealing gaps around Rochester homes also blocks other pests, so the work pays twice. Screened vents and tight soffits also keep out birds and bats.
- Time
- 1–2 hours
- Best for
- Sealing the gap once the nest is dead
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 Rochester.
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 Rochester. They rarely sting. Mud daubers build tube-shaped mud nests.
Local wasps conditions in Rochester.
An inspection in Rochester usually starts outside and works inward, checking the foundation, gaps around doors and windows, and any moisture or clutter near the structure first. Around Rochester, 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. Rochester sits in a humid continental climate, and that sets the pace for wasp activity here: mid-summer through fall (July-October). A provider who works Rochester and Minnesota 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 Rochester'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 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.
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 Rochester have basements, but most nests are higher up.
A year of wasps in Rochester.
- Spring: queens start new nests around May. Knock down small starts. - Winter: lows near 5°F in Rochester. Nests die; only queens survive. - Late summer: peak season. Workers hunt sweets near people. - Summer: highs near 82°F in Rochester help colonies grow fast.
Wasp, hornet or bee?
- Paper wasp: slim, long legs, open comb. - 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.
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.
- Food: cover plates and drinks outdoors. - 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.
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?
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.
- Only if it’s small, low and out in the open. - 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.
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.
- Drinks: use cups with lids or straws. - 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.
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.
- What kind of wasp is it? - Is a return visit included? - Is removal of the dead nest included? - How will you treat a nest inside the wall?
What affects the price
- Preventive spring treatment bundled with removal.
- Sealing gaps after the nest is dead.
- Roof pitch and safe access to the nest location.
- Nest height and whether a ladder or lift is needed.
- Return visit to confirm a void nest is dead.
- Exposed comb versus enclosed nest inside a wall or soffit.
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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
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 Rochester
Winter lows near 5°F in Rochester end the season; only new queens survive, tucked into sheltered spots. In denser parts of Rochester, nests turn up in eaves, balconies, signs and wall gaps. With summer highs near 82°F in Rochester, colonies grow fast and are biggest by August.
Local research
Wasps in Rochester, MN: what the public record shows
Before you compare quotes, it helps to know which wasps actually live in Minnesota, when they are busiest around Rochester, and what the state figures look like. Everything below links to the agency or university page it came from.
Wasp species recorded in Minnesota
- 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 Rochester
UMN: 'Yellowjacket populations peak during late summer'; 'Queens are the only members of the colony that survive the winter'; nests die when 'freezing temperatures (usually in the mid-to-upper 20s °F) kill the old queen and the workers'.
UMN: yellowjackets 'range from 3/8 to 5/8 inch long', baldfaced hornets 'about 7/8 inch long', paper wasps '1/2 to 1 inch long'.
Rules that apply in Minnesota
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: University of Minnesota Extension; 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
- Caulk around cable, gas and conduit entry points.
- Inspect grills, mailboxes and light fixtures before use.
- Seal soffit seams and fascia gaps before spring.
- Keep trash cans lidded and rinse recycling before binning.
- Avoid bright floral clothing and strong perfume near nests.
- Note where nests appeared and inspect there early next year.
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?
European hornets hunt at night and are drawn to porch lights
Fig wasps pollinate figs and are smaller than a rice grain
Questions people ask
Wasp or bee: does it matter?
Bees are fuzzy and rounder. It matters because honey bees can often be relocated. Wasps are smooth and narrow-waisted.
Can I just leave the nest alone until winter?
If it's out of the way, often yes. Around Rochester, nests die back after the first hard freeze in fall.
Are wasps good for anything?
They eat caterpillars and other pests. Leave nests that are well away from people. Yes.
Are wasps dangerous to my pets?
Dogs often get stung on the face. your vet if swelling spreads or breathing changes. They can be.
How long does wasp nest removal take?
Usually under an hour. Hidden nests may need a second visit a few days later.
What stops people from dealing with wasp nests?
Around Rochester, fear of stings, nests that are hard to reach, and not noticing them until they're big.
How often should you check your property for wasp nests?
Every week or two from spring through late summer. Around Rochester, look under eaves, decks, sheds and play equipment, where small nests are easy to deal with.
When is wasp season in Rochester?
Around Rochester, 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 Rochester?
Bald-faced hornets are, in trees and on eaves. Most stings come from yellowjackets, though.
Nearby cities
Related guides
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