The short version
Around Washington, the most common animals are raccoons, squirrels and opossums. Identify yours first. Then get it out and seal the gap.
- Never handle a wild animal.
- Figure out which animal it is first.
- Check for babies before sealing.
- Use metal mesh, not foam.
- Secure trash and pet food.
Homeowners in Washington with an animal in the attic, walls, chimney or yard.
What to look for
Each one gets in differently and needs a different fix. Babies are usually born from about March through June. Around Washington, the usual animals are raccoons, squirrels, opossums, skunks, groundhogs and bats.
- 1Scratching or thumping in the attic.
- 2Torn vents, soffits or shingles.
- 3A musky or skunky smell.
- 4Dug holes under decks or sheds.
- 5Trash bins knocked over.
- 6Droppings on decks or in the attic.
Why it’s worth acting soon
- Chewed wires and damaged insulation.
- Droppings that can spread disease.
- Babies make removal harder.
- Rabies risk from bites.
Around 4,000, more than 90 percent of them in wildlifeAnimal rabies cases reported in the U.S. each yearCDC Treatment options and typical costs
Inspection and Species Identification
$100–$300
A wildlife inspection in Washington starts with the animal, not the hole: tracks, droppings, hair, chew marks, and the size of the opening all point to a species. Raccoons and squirrels need different doors, traps, and timing.
- Time
- 60–120 minutes
- Best for
- Every job; the species decides the method
One-Way Doors and Eviction
$200–$600
Eviction devices work best for squirrels and adult raccoons in Washington when every other opening has already been sealed. Leave one gap unsealed and the animal simply moves to it.
- Time
- 3–7 days
- Best for
- Squirrels, raccoons, and birds using a single main entry
Attic Cleanup, Sanitation, and Follow-Up
$500–$3,000+ depending on insulation removed
Skunk odor under a house in Washington is handled with ventilation, enzyme treatment, and time, not perfume. Dead-animal odors usually mean something was sealed in.
- Time
- 1–2 days
- Best for
- Soiled insulation, droppings, odors, and re-checks
Exclusion Repairs (Chimney Caps, Vent Screens, Foundation Mesh)
$300–$2,500+ depending on scope
Sealing work often comes with a warranty of a year or more; ask that it cover chimney caps and vent screens, the Washington points most often reopened. Ask what it covers; the repair is the real value.
- Time
- Half a day to two days
- Best for
- Sealing the home after animals are out
Prices are typical published ranges. Ask what’s included before you compare quotes.
Crawl spaces are a favorite den. Check the vent screens and the access door.Animals around Washington.
Around Washington, the most common animals are raccoons, squirrels, opossums, skunks, groundhogs and bats. Groundhogs are common here, and they're behind many holes under sheds in Washington.
Local wildlife conditions in Washington.
A provider who works Washington and District of Columbia 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. Washington sits in a humid subtropical climate, and that sets the pace for wildlife activity here: spring denning and fall (animals seek winter shelter). Across Washington, the area is mostly urban, so wildlife 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 Washington usually starts outside and works inward, checking the foundation, gaps around doors and windows, and any moisture or clutter near the structure first. Knowing Washington'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.
Walk the foundation with a flashlight. Gaps at ground level let animals under the house.What’s that noise?
- Quick scurrying at dawn and dusk: squirrels. - Heavy thumps at night: raccoons. - Rustling at dusk at the roof edge: bats. - A strong smell under the deck: skunks. - A big burrow beside the shed: groundhogs.
Baby season.
Mothers look for warm, dry spots like attics and chimneys. Never seal a hole while babies are still inside. Bat exclusion waits until pups can fly, usually by mid-August. Around Washington, most babies are born from about March through June.
A year of wildlife in Washington.
- Spring: babies are born from about March through June. Don't seal while young are inside. - Summer: highs near 89°F in Washington. Animals roam at night. - Fall: animals hunt for winter dens. Seal gaps now. - Winter: lows near 28°F in Washington. Animals den up in attics.
Raccoons.
Heavy thumps at night usually mean a raccoon. They tear open vents and roof edges. Never handle one.
Tree squirrels.
Squirrels are busy at dawn and dusk. They chew small gaps into bigger holes, and wires too.
Opossums.
Opossums are quiet, slow and mostly harmless. They move into crawl spaces and under decks.
Skunks.
Skunks den under decks, sheds and porches. A strong smell after dark is the giveaway.
Groundhogs.
Groundhogs dig big burrows beside sheds, decks and foundations. Around Washington, they sleep through winter and wake hungry in early spring.
Bats.
Bats slip through gaps as small as a thumb. Look for droppings under a gap at the roofline.
Getting them out the right way.
- Identify: figure out which animal it is. - Check: look for babies first. - Door: a one-way door lets the animal leave. - Seal: heavy metal mesh on every gap. - Recheck: make sure nothing is trying to get back in.
Where animals get in.
- Roof vents and soffit corners. - Gaps where the roof meets the wall. - Uncapped chimneys. - Crawl-space doors and foundation vents. - Under decks, porches and sheds.
If an animal gets inside the house.
Open an outside door or window in that room, then leave. Keep kids and pets away. Is it a bat, and was someone asleep there? Call your health department first. Close interior doors so it stays in one room.
Droppings and cleanup.
- Don’t sweep or vacuum droppings dry. - Wear gloves, a mask and old clothes. - Wet droppings down, then bag them. - Large attic messes are a job for pros.
Keeping your yard less inviting.
- Trash: locking lids, or keep bins in the garage. - Pets: feed them indoors. - Birds: use a seed tray, and sweep up spills. - Fruit: pick up what falls. - Cover: clear brush and wood piles near the house.
Wildlife myths.
- Out in daylight means rabid: not always; mothers forage by day. - Moving them is kind: often illegal, and babies get left. - Mothballs drive them out: they don’t, and they’re a health hazard. - Lights and radios work: only briefly.
Birds in vents and chimneys.
Most native birds are protected while nesting. Wait until the young have flown. Then fit a vent cover that still lets air out. Chimney swifts nest in chimneys in summer and leave in fall. Starlings and sparrows love dryer and bath vents.
If an animal seems sick.
Don't try to trap or touch it. Staggering, circling or acting unafraid can mean illness. Keep people and pets inside. animal control or your local health department.
Pets and wildlife.
Keep pets' rabies shots up to date. Bring pets in at night. your vet if your pet tangles with a wild animal.
What a wildlife visit looks like.
They look for tracks, droppings and torn vents. They set a one-way door or trap. Later, they come back and seal up. Cleanup comes last. The tech walks the roofline and the foundation.
If a skunk sprays.
- People and pets: wash with peroxide, baking soda and dish soap. - Tomato juice: it doesn’t really work. - Eyes: keep the mix out; rinse with cool water. - Clothes: wash with baking soda added to the load. - Under the house: air it out; the smell fades over days.
Babies found alone.
Call a wildlife rehabilitator. Baby animals alone are often just waiting for a parent. Leave them be and watch from a distance for a day. Hurt or clearly orphaned?
Fencing that works.
- Diggers: bury wire mesh a foot down, bent outward. - Climbers: an electric wire near the top stops raccoons. - Gardens: hardware cloth beats chicken wire. - Gates: keep gaps underneath to a couple of inches.
Questions to ask before you sign.
- Which animal is it? - Where is it getting in? - How will you handle babies? - What happens to the animal? - What will you seal with? - Is cleanup included?
What affects the price
- Warranty length on exclusion work and sealed points.
- Follow-up visits included in the quoted price.
- Permit, relocation, or disposal rules in your state.
- Damage to ductwork, wiring, or vents needing repair.
- Roof height and pitch affecting ladder or lift needs.
- Trip fees for daily trap checks over multiple days.
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What worries you most about wildlife?
When to call for help
Babies and droppings need careful handling. Call if an animal is in the attic, walls or chimney. right away if one acts sick or aggressive.
What you can do yourself
Getting an animal out of the house is a pro's job. Secure trash, bring in pet food and trim branches. Never corner or handle one.
Wildlife in Washington
Across Washington, animals live comfortably in town, using alleys, storm drains and older buildings. Washington has a humid subtropical climate, and wildlife activity here tends to follow spring denning and fall (animals seek winter shelter). An inspection in Washington that starts outside and works inward usually finds the entry points, moisture, and shelter that matter most before anyone treats. Winter lows near 28°F in Washington send animals into attics and crawl spaces in fall. In District of Columbia, raccoons and bats carry most rabies.
Local research
Wildlife in Washington, DC: what the public record shows
Before you compare quotes, it helps to know which wildlife actually live in District of Columbia, when they are busiest around Washington, and what the state figures look like. Everything below links to the agency or university page it came from.
Wildlife control operator licence
Applicants must be 18, complete a Department-approved training class, pass an exam and pay a fee; the licence renews every two years and is not transferable.
DC Department of Energy and EnvironmentNuisance Wildlife species recorded in District of Columbia
- Raccoon (Procyon lotor) — Top terrestrial rabies vector in the East; relocation banned in most states.
- Big brown bat (Eptesicus fuscus) — Most common building bat; protected with maternity-season exclusion limits.
When wildlife are busiest around Washington
The Act’s family-unit and dependent-young provisions effectively suspend exclusion work in spring until young can leave on their own.
Companies providing wildlife control must also register with DOEE, and operators may only use methods DOEE prescribes.
Rules that apply in District of Columbia
For context, nationally
- Around 4,000; more than 90% in wildlife — Animal rabies cases reported per year. CDC
- More than 20% each — Skunks and foxes that expose people or pets and are rabid. CDC
Sources: DC Department of Energy and Environment; Rabies in the United States: Protecting Public Health; Impacted Bats. Figures are quoted as the source prints them. How we check our sources
Simple ways to keep wildlife away
- Use locking or strapped trash lids.
- Bring pet food in at night.
- Cap the chimney.
- Trim branches back from the roof.
- Bury wire mesh around decks and sheds.
- Pick up fallen fruit and spilled bird seed.
Metal mesh keeps animals out of vents for good. Foam and light screen won't hold.Did you know?
A raccoon's mask likely reduces glare and improves night vision
Flying squirrels glide up to 150 feet using a skin membrane
Questions people ask
Is wildlife removal humane?
It can be. One-way doors let animals leave on their own.
Does homeowners insurance cover wildlife damage?
Gradual chewing often isn't covered. Ask your insurer. Sometimes, for sudden damage.
How long does wildlife removal take?
Usually a few days to two weeks, including sealing.
How do I choose a wildlife company?
Look for someone licensed for wildlife work in District of Columbia. Ask how they handle babies and what they seal with.
Can I trap the animal myself?
Check District of Columbia's rules first. Trapping can catch the wrong animal or orphan babies.
How common are nuisance wildlife problems around suburban homes?
Across Washington, nuisance wildlife is usually removed by trapping, then the entry points are sealed so the next animal cannot move into the same spot. Across Washington, because many animals are protected by state rules, removal has to be done legally, and a written plan should spell out removal, exclusion, and cleanup.
Which animals are most common around Washington?
Mostly raccoons, squirrels, opossums, skunks, groundhogs and bats.
When are wild animal babies born in Washington?
Usually from about March through June. Don't seal a hole while babies are inside.
Sources (15)
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 Wildlife Exterminator · Updated September 11, 2026 · How we write these guides