Best pest control in Irmo, SC
Irmo homeowners have left 2,194 Google reviews across these 10 pest control companies, and the list averages 4.9 stars. That kind of track record helps when you need pest control in Irmo and do not want to gamble on a stranger. Every name below earned its spot from real customer ratings, and you can send one free quote request to hear from up to 3 of them.
Get Free QuotesVinx Pest Control - Columbia
Verified by Smarfle"Super experience. Technician was on time, professional, and clear in his explanation of how he would address my two wasp nests. A very good experience!"
"Austin do respectful of our property and us. Very professional"
Top 10 pest control companies & exterminators in Irmo, SC (October 2026)
Ranked by each company's live Google rating, review count and prominence, re-synced regularly. Verified partners are labeled; the order is never sold.
ProCore Pest Control
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Baine Termite and Pest Control
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Jeffcoat Pest & Home
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Modern Exterminating Company , Inc
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First Choice Pest Control
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Terminix
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Bug Depot Termite and Pest Control
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Brett's Pest Control Inc.
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Vinx Pest Control - Columbia
Verified by SmarfleMosquito Hawk Services, LLC
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Pin numbers match the ranking above; violet pins are Smarfle partners. Tap a pin for details.
Ratings and review counts come from Google Maps and change over time; this page reflects the most recent sync (October 2, 2026).
Wasp nest, bed bugs, or a swarm right now?
- 1Do not spray a wasp or hornet nest in daylight; colonies sting in numbers and survive.
- 2For bed bugs, stop moving mattresses and luggage between rooms, which spreads them house-wide.
- 3For a termite swarm indoors, bag a few insects for identification and leave the rest.
- 4Then call the companies above and ask for same-day or next-day treatment.
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What does pest control cost?
National research range
$100 to $300 per visit
Quarterly recurring service runs about $100 to $200 per visit; one-time treatments and specialty work like termites cost more. U.S. research ranges, not Irmo quotes.
See the full Pest Control cost guideWhat moves the price
- One-time treatment versus a quarterly plan, which almost always costs less per visit.
- The pest itself: general ants and roaches sit at the low end, termites and bed bugs are their own category.
- Square footage and whether the crawlspace, attic, and yard perimeter are included.
- Follow-up visits: ask whether re-treatment inside the warranty window is free.
Ask companies to confirm these in writing. One request above reaches up to three.
Common pests in Irmo
What companies here get called for. 5 of these 8 usually need a recurring plan.
Formosan termites
Watch for discarded wings on windowsills and near lights after an evening swarm, and for mud tubes along foundation walls. If you see either, bag a few insects for identification, leave the rest alone, and ask the company for a whole-structure inspection.
What treatment involves. Whole-structure treatment. Spot treatment does not hold against this one.
Subterranean termites
Irmo's humid summers keep soil moist, which is exactly what subterranean termites want, and they feed quietly through the warm months. Dry winters slow them down but do not remove them, so the yearly inspection matters even when nothing looks wrong.
What treatment involves. Liquid soil barrier or a monitored bait system, plus an annual inspection.
German cockroaches
Check kitchens and bathrooms first, especially behind the fridge, under sinks and inside appliance motors. Small dark specks like pepper flakes and sightings after lights go on are common giveaways. Clean up crumbs and fix drips while you wait for a visit.
What treatment involves. Gel baiting with follow-up visits. One spray rarely finishes it.
Mice
Irmo's dry winters and cool nights send mice looking for warm, sheltered spots inside, so they head for garages, pantries and wall voids. Droppings, gnawed packaging and scratching at night usually show up first once the temperature drops.
What treatment involves. Exclusion first, sealing entry points, then trapping and monitoring.
Bed bugs
Look for tiny rust-colored spots on sheets, shed skins along mattress seams and bites in a line on skin. Check headboards and luggage after trips. Do not move bedding between rooms, since that spreads them, and call a pro quickly.
What treatment involves. Heat treatment or a multi-visit chemical program, with follow-up inspection.
Roof rats
Listen for scratching in the attic after dark and look for greasy rub marks along rafters, gnawed wiring or droppings near vents. Trim tree limbs that touch the roof, since roof rats use branches as a bridge into your home.
What treatment involves. Attic and roofline exclusion plus trapping. Baiting alone leaves the entry open.
Fire ants
Look for dome-shaped mounds in sunny lawn spots, along driveways and beside foundations. Never poke a mound, since the colony swarms up the leg fast. Keep kids and pets away from any mound you spot and point it out to the technician.
What treatment involves. Broadcast bait across the yard plus individual mound treatment.
Mosquitoes
Walk your yard and tip out anything holding water, such as plant saucers, buckets, gutters and old tires, since mosquitoes breed within a few feet of where you get bitten. Shady spots by the patio and dense shrubs are where they rest.
What treatment involves. Source reduction plus barrier treatment on resting sites, repeated through the season.
Pest control plans and what they cover
Two pest control quotes rarely cover the same thing. Each service below has the one question that makes quotes comparable.
Recurring general pest plans
A technician treats the outside perimeter and entry points, refreshes bait stations, and treats inside only where pests are active. Most plans include free return visits.
Five of the eight pests common in Irmo, German cockroaches, mice, roof rats, fire ants and mosquitoes, usually need repeat visits. That makes a recurring plan the better fit than one-off sprays. Read the exclusions closely, because termites and rodent sealing are often separate.
What moves the price. Home size, which pests are covered, how often visits come, and the heavier first visit.
Ask before booking. Which pests does the plan cover, and which ones, like termites or rodents, cost extra?
The honest part. Most general plans leave out the expensive problems. Termites, bed bugs and rodent exclusion are usually separate contracts, so read the exclusions before comparing prices.
Termite treatment, liquid or bait
A liquid treatment puts termiticide in the soil so termites cannot reach the wood. A bait system uses monitored stations that termites carry back to the colony.
Irmo's list includes both Formosan and subterranean termites, and Formosan colonies do not respond to spot treatment. Ask each company which method it recommends for your house and why, and whether the bait stations will actually be checked on a schedule.
What moves the price. The perimeter length, slab or crawlspace, any concrete drilling, and the bait monitoring visits after.
Ask before booking. Which method suits this house, and what does the warranty require me to pay each year?
The honest part. University of Florida research found baits eliminate the colonies that feed on them, while liquids mainly keep termites out. Bait stations nobody services protect nothing.
Termite warranties and renewals
An annual renewal keeps the warranty in force with a yearly inspection. Retreatment-only means treating again; repair-and-retreatment also pays for new damage up to a limit.
Ask for the warranty document itself, not the sales sheet, and compare quotes on what the renewal covers, not just the fee. Check what voids it, such as a missed renewal or new construction against the house, and whether repairs are included.
What moves the price. The warranty type, its repair limit, the size of the structure, and whether it transfers on sale.
Ask before booking. Is this retreatment only, or does it pay to repair new damage, and up to what amount?
The honest part. With retreatment only, every repair bill is yours, and homeowners policies exclude termite damage. Ask for the warranty document itself and what voids it.
Termite inspection for a home sale
A wood destroying insect inspection documents termite evidence, damage and conducive conditions, usually on the NPMA-33 form. VA loans require one in moderate to heavy termite areas.
If you are buying or selling in Irmo, book the inspection early enough to leave time for treatment before closing. Ask for the written report on the standard form, and consider a second opinion if the same company is also quoting a large treatment.
What moves the price. House size, crawlspace and attic access, detached structures, and how fast the report is needed.
Ask before booking. Will the report be on the form my lender accepts, and how long does it stay valid?
The honest part. An inspection covers what is visible that day, not what sits behind finished walls. A company that also sells the treatment has a reason to find something.
Rodent exclusion
Finding and sealing the gaps mice and rats use at the foundation, roof line, vents and utility lines, then trapping what is inside. Sealing ends the problem.
Irmo's list covers both mice and roof rats, and they get in differently. Mice use foundation gaps and garage doors, while roof rats come in along the roofline. A good quote names every entry point it plans to seal, not just trapping.
What moves the price. The number of entry points, roof and attic access, sealing materials, and follow-up trap checks.
Ask before booking. Is sealing the entry points in this quote, and is the work guaranteed if they get back in?
The honest part. Bait boxes on a recurring plan manage rodents outside but do not stop them coming in. A quote without sealing work is monitoring, not exclusion.
Mosquito and tick programs
A seasonal program treats the shaded foliage where mosquitoes rest and the yard edges where ticks wait, and clears standing water. Each treatment wears off, so it repeats.
Mosquitoes are the one warm-season pest on Irmo's list that a seasonal program is built around. Expect repeat visits, since each treatment wears off, and plan to dump standing water yourself between visits because that is what stops breeding.
What moves the price. Yard size, how much dense planting there is, the number of visits, and whether ticks are included.
Ask before booking. How many visits does the season include, and what do you do about standing water here?
The honest part. Barrier treatments reduce mosquitoes but do not eliminate them, and neighbouring yards keep supplying more. Emptying standing water stops breeding, and you can do it yourself.
One-time treatments
A single visit for one specific problem, such as a wasp nest, a pantry infestation or an isolated ant trail, without signing up for a recurring plan.
If you are in Irmo with a wasp nest or a single ant trail, a one-time visit may be all you need. Ask what the price includes and whether a callback is free, so a small problem does not turn into a second bill.
What moves the price. The pest, how established it is, how many rooms or nests are involved, and any follow-up.
Ask before booking. Is a follow-up visit included if the problem comes back within a few weeks?
The honest part. One visit suits some pests and not others. German cockroaches, bed bugs and most ant colonies need follow-ups, so a one-time price there usually means paying again.
What the Irmo climate means for pests
- The climate here is humid in summer and dry in winter, and pressure is seasonal, building through humid summers and pushing indoors as the weather turns.
Climate class from DOE Building America county zones.
Six checks before you sign a pest control contract
Pest control is a licensed trade, so start with the state license. The rest is what the contract commits you to.
Check the applicator license
Applicator certification here is handled by Clemson University's Department of Pesticide Regulation. Ask for the license number and the certified applicator's name, then confirm both.
Find the agency's contact details (NPIC)Get an inspection before a termite or rodent price
Plans can be quoted from house size, but termite and rodent work cannot. A phone price before anyone inspects the house is a guess.
Compare the first visit and the recurring price separately
The first service usually costs more than routine visits, so two equal quarterly prices can mean very different totals in the first year.
Read the contract length and how to cancel
Many plans renew automatically or carry a minimum term. Ask how you cancel and whether a fee applies before you sign, not after.
Ask about free return visits
Most plans send a technician back between services if covered pests return. Ask whether that is included and how soon they come.
Ask what product is being used
Ask for the product name, and follow the technician's directions from its label on when people and pets can go back into treated areas.
When to book pest control in Irmo
Spring
Termite swarm season and ant season kick off; the best month for a preventive perimeter treatment.
Summer
Peak mosquitoes, wasps, and roaches; recurring plans earn their keep now.
Fall
Rodents move indoors as nights cool; seal entry points before the first cold week.
Winter
Quietest booking season; good time to negotiate an annual plan.
How to choose a pest control company in Irmo
ProCore Pest Control leads at 4.8 stars on 125 reviews, while Jeffcoat Pest & Home holds 4.9 on 841. Modern Exterminating Company, Inc also shows 4.9, but on only 16 reviews. A perfect-looking score on a handful of reviews tells you less than a similar score backed by hundreds, so weigh volume alongside the stars.
Software for pest control companies
Smarfle is the CRM behind many of the businesses listed here.
Frequently asked questions
Which pests show up first in spring here?
Termite swarms and ant activity kick off in spring, so those are the first pests you will notice. Fire ants start building mounds in the same stretch, and mosquitoes follow once Irmo's humid summer settles in. Spring is also the best month for a preventive perimeter treatment, before the summer rush.
Is one pest control treatment enough?
It depends on the pest. Five of the eight pests common here, including German cockroaches, mice, roof rats, fire ants and mosquitoes, usually need a recurring plan. A one-time treatment fits a wasp nest or an isolated ant problem, but cockroaches and bed bugs take follow-up visits, so a single price often means paying twice.
Can I hear back the same day in Irmo?
Sometimes, but it depends on the company. Of the 10 companies listed, 3 publish weekend hours on Google, so most keep weekday schedules. One free quote request reaches up to 3 of them at once. Mention the pest and ask for same-day or next-day availability, especially for wasps, bed bugs or a termite swarm.
What does a termite warranty actually cover?
It depends on which kind you get. A retreatment-only warranty means the company treats again if termites return, but you pay for repairs. A repair and retreatment warranty also covers new damage up to a stated limit. Standard homeowners policies exclude insect damage, so ask for the actual warranty document.
How can I tell if an exterminator is legitimate?
Ask for the company's license number and the name of the certified applicator, then confirm both with the state pesticide regulator linked further down this page. Also ask whether the technicians who visit your home are certified, not just the owner, and request a certificate of general liability insurance.
Is pest control expensive in Irmo?
Typical U.S. pricing runs about $100 to $300 per visit. A quarterly plan almost always costs less per visit than a one-time treatment, and termites and bed bugs are priced separately from ants and roaches. Square footage and crawlspace or attic coverage also move the number. One free request gets you exact Irmo prices.