10 Best Best Carpenter Ant Killer of 2025

Tested and Reviewed: Top 10 Best Carpenter Ant Killer deals with expert ratings from 8.1 to a perfect 10

August 2025 Edition

Editor's Choice

9.7

HARRIS

Harris Carpenter Ant Killer & Termite Control Treatment, 128oz Spray

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Editor's bottom line:

“This best carpenter ant killer is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Versatile - For indoor and outdoor use as a spot or crack and crevice treatment
Long Lasting - Keeps killing carpenter ants for 1 month after initial application
Ready to Use - Use the included trigger sprayer to effectively treat areas where ants / termite activity is seen
Odorless Formula - Odorless and non-staining formula will not cause damage to fabrics when used according to label directions
EPA Registered - Registered with the Environmental Protection Agency (No. 3-11) for indoor and outdoor residential use

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Picked by 229 people today

9.5

Save 7%

Terro

TERRO T2600 Perimeter Ant Bait Plus - Outdoor Ant Bait and Killer - Attracts and Kills Ants, Carpenter Ants, Roaches, Crickets, Earwigs, Silverfish, Slugs and Snails - 2 Pack, 4Lbs

7% OffFree Shipping

Main Highlights

Attracts & Kills - These granules bait and kill ants, cockroaches, crickets, earwigs, silverfish, slugs, snails, and more
Long Lasting - The weather-resistant granules provide long-lasting protection against insects for up to 4 weeks
Keeps Insects Out - These outdoor granules take care of insect infestations outside, before they make their way into your home
Easy to Use - The convenient 2 lb shaker canister allows for easy dispensing, eliminating the need for a chemical spreader
For Outdoor Use - Ideal for use as a perimeter application around the home or property

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9.5

Save 11%

BASF

BASF Advance Carpenter Ant Bait Granules, Ready to Use Indoor or Outdoor, Attracts and Controls Ants, 8 oz

11% OffFree Shipping

Main Highlights

Excellent Carpenter Ant Control: As social insects, ants live in colonies; Uses the social behavior of ants, specifically food sharing, to eliminate the entire colony; Multiple application types; Use indoors or outdoors
Highly Effective: Active ingredient Abamectin 0.011%; Delayed action allows ants to make the trip between the bait and the colony, resulting in desired food sharing; Contains larger grit sizes that can be picked up and taken by many species of ants
Kills Listed Ants: Including many common varieties of household ants such as Acrobat Argentine, Bigheaded, Carpenter, Crazy, Field, Fire, Harvester, Little Black, Odorous house, Pavement, Pharaoh, and Thief Ants
Read, understand and follow label safety and application instructions; Hazardous to humans and domestic animals; Toxic to fish and wildlife; State restrictions may apply; 8 oz size

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9.2

Save 21%

Spectracide

Spectracide Terminate Termite & Carpenter Ant Killer, Localized Control Termite Spray, Kills Wood-Destroying Insects , 1.33 Gallon (RTU Spray)

21% OffFree Shipping

Main Highlights

KILLS TERMITES AND CARPENTER ANTS: Indoor plus home foundation treatment against termites, carpenter ants, carpenter bees and other insects as listed.
FOR INDOOR AND OUTDOOR USE: Up to 9 months control indoors
KILLS CARPENTER BEES: Kills wood-destroying insects on contact.
CLEAR FORMULA: Non-staining spray leaves no odor.
ACCUSHOT SPRAYER: Continuous power sprayer for precise application.

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9.0

BioAdvanced

BioAdvanced Carpenter Ant, Termite and Insects Killer Plus, Concentrate, 40 oz

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Main Highlights

KILLS 60+ LISTED PESTS: Yellow Jacket Killer. Also kills ants, termites, fleas, ticks, crickets, spiders, flies, and more. Even controls Carpenter bees!
KILLS ON CONTACT: Kills listed insects on contact
BROAD-SPECTRUM OUTDOOR USE: Use on lawns, landscapes, foundations, decks and around home structures
ALSO USE INDOORS: Apply around sinks and storage areas, behind baseboards, around doors and windows, behind and under refrigerators, cabinets and stoves, the underside of shelves and other similar areas
RESTRICTIONS: Not for sale in MA & NY

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8.8

Save 14%

Terro

TERRO T1901SR Ready to Use Indoor and Outdoor Carpenter Ant, Termite, and Carpenter Bee Killer Aerosole Spray - 2 Pack 32 Total Ounces

14% OffFree Shipping

Main Highlights

Kills Wood-Infesting Insects - Effectively kills carpenter ants, termites, and carpenter bees
Fast Acting & Long Lasting - This convenient aerosol spray kills on contact and provides long-lasting residual control, continuing to kill pests for up to one month
Don't Miss Your Target - The two-way spray nozzle allows for broad application or precision treatment in cracks and crevices
Non-Staining, Odorless Formula - This non-staining spray leaves behind no unpleasant odors so you can use it almost anywhere
Use Indoors & Outdoors - Spray around windows, doors, and entry points, as well as into wall voids and infested wood areas
This product is not recommended as a sole protection against termites. For active infestations, get a professional inspection

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8.6

Mighty Mint

Mighty Mint - 16oz Natural Peppermint Oil Ant Killer and Repellent Spray - Safe for Indoor/Outdoor Use

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Main Highlights

Safe around People and Pets When Used as Directed
Natural Ingredients
Highly Effective Contact Kill and Repellent
Powerful Fresh Mint Scent
Works for All Types of Ants

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8.3

Save 8%

Terro

TERRO T300B Indoor Liquid Ant Killer , 12 Bait Stations

8% OffFree Shipping

Main Highlights

FAST-ACTING: Noticeable ant activity reduction within days as worker ants carry TERRO liquid ant baits back to the colony for widespread indoor ant killer effects
VERSATILE HOME PLACEMENT: TERRO ant traps are ideal for use along baseboards, in corners, and on counters, targeting indoor ant baits hotspots throughout your home
READY TO USE: Simply place ant baits indoors with no setup required. Observe as Terro ant baits attract and eradicate ants conveniently at home
KILLS THE ANTS YOU DON'T SEE: TERRO ant bait is designed to share with the entire colony, eliminating both visible ants and those hidden, using liquid ant baits
ATTRACTS & KILLS: TERRO liquid ant baits indoor effectively target and eliminate common household ants, including acrobat, crazy, ghost, little black, odorous house, pavement, and other sweet-eating ants

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Best Value

8.1

Save 22%

Terro

TERRO T600 Ant Dust Powder Killer for Indoors and Outdoors - Kills Ants, Fire Ants, Carpenter Ants, Roaches, Spiders, and Other Insects , 1lb

22% OffFree Shipping

Main Highlights

Effectively Kills Insects - Kills ants (including fire & carpenter ants), cockroaches, spiders and other insects
Waterproof Formula - The waterproof dust won't wash in the rain
Fast Acting & Long Lasting - This dust kills insects on contact and provides long-lasting residual control, continuing to kill pests for up to 8 months
Easy to Apply - The convenient shaker canister allows for both scatter and widespread application
Use Indoors & Outdoors - Apply in cracks and crevices, around perimeters and foundations, in crawls spaces and wall voids, in flower beds, and directly on ant hills

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Our Best Overall Choice

Best Choice

9.7

HARRIS

Harris Carpenter Ant Killer & Termite Control Treatment, 128oz Spray

Free Shipping

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Versatile - For indoor and outdoor use as a spot or crack and crevice treatment
Long Lasting - Keeps killing carpenter ants for 1 month after initial application
Ready to Use - Use the included trigger sprayer to effectively treat areas where ants / termite activity is seen
Odorless Formula - Odorless and non-staining formula will not cause damage to fabrics when used according to label directions
EPA Registered - Registered with the Environmental Protection Agency (No. 3-11) for indoor and outdoor residential use

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