Are There Fire Ants in Arkansas?
Yes, fire ants are established throughout Arkansas, particularly in the southern and eastern regions. They thrive in the state's warm, humid climate and are common in fields, lawns, and parks. While their stings are painful, serious medical complications are rare with prompt care.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 22, 2026.
Red Imported Fire Ant · Sam Kieschnick CC BY
Red Imported Fire Ant · Emmett Collins-Sussman CC BY
Red Imported Fire Ant · Meghan Cassidy CC BY-SA
- 1
- species recorded
- 168
- GBIF records
- April, March, September
- peak months
Yes, fire ants are in Arkansas. Next you'll want:
Real sighting data, source iNaturalist
345 verified observations on iNaturalist of fire ant have been recorded in Arkansas, most often in April, March, September.
When fire ant are recorded in Arkansas
Yes, fire ants are established throughout Arkansas, particularly in the southern and eastern regions. They thrive in the state's warm, humid climate and are common in fields, lawns, and parks. While their stings are painful, serious medical complications are rare with prompt care.
Are they in Arkansas?
Yes, fire ants are well established throughout Arkansas. These invasive ants first appeared in the state during the 1970s and have since spread across the entire state, with the heaviest concentrations in the southern and eastern regions. Fire ants thrive in the warm, humid climate of the Mississippi River valley and the Gulf Coastal Plain. You can find fire ants in open fields, pastures, lawns, gardens, roadsides, and disturbed areas across Arkansas. The state's climate is ideal for fire ants, providing warm summers and mild winters that allow large colonies to persist year-round. Fire ant mounds appear in residential yards, public parks, along roadsides, and in the sandy and clay soils of the state's southern and central regions. While not every lawn in Arkansas has fire ants, they are established across enough of the state that residents spending time outdoors should be aware of them. Learn more aboutFire Ant in Arkansasto identify them and protect yourself from stings during outdoor activities.
How dangerous are fire ant stings?
A fire ant sting is painful and causes a burning sensation that typically lasts for several hours. Most people experience mild to moderate local reactions including redness, swelling, and intense itching around the sting site. The sharp pain peaks within the first hour and gradually subsides over the course of a day. Swelling may persist for several days in some individuals. Serious medical complications from fire ant stings are uncommon. Some people develop allergic reactions that range from mild to more severe, including widespread hives, itching, or swelling beyond the sting site. Severe allergic reactions and anaphylaxis do occur in some people but are rare. Multiple stings can cause more noticeable symptoms and discomfort, especially in children. Most people recover without medical intervention, but anyone experiencing signs of a severe reaction should seek care promptly. Medical professionals can treat allergic reactions effectively, and deaths from fire ant stings are extremely rare. For more on fire ant in Arkansas, see ourArkansas fire ant guide.
How to recognize fire ants so you can avoid them
Fire ants are small, reddish-brown insects about one-eighth inch long. They are smaller than carpenter ants but similar in color to some common ant species. The most distinctive feature is their mound, which is a loose, irregularly shaped pile of soil with no visible entrance hole at the top. Fire ant mounds can reach six inches or taller. When a mound is stepped on or disturbed, fire ants emerge very quickly and aggressively attack the intruder. Fire ants nest in soil, mulch, wood piles, potted plants, and under objects on the ground. They prefer areas with adequate moisture and often nest in fields and along ditches. On trails and in parks, fire ants hide in grassy areas and along paths. Wearing closed-toed shoes and long pants when hiking or working outdoors can help you avoid stepping on hidden mounds. If you see an irregularly shaped soil mound in your yard or field, stay clear of it. You can also browseArkansas wildlife.
What to do if you are stung
If you step on a fire ant mound or are stung, stay calm and move away from the area immediately. Brush off any ants that are crawling on your skin or clothing. Once you are safely away, wash the sting area gently with soap and water. Remove any rings or tight jewelry from your hands or wrists in case swelling develops. Do not rub or scratch the sting, as this can make itching worse and increase infection risk. Apply a cold compress or ice pack to reduce pain and swelling. Antihistamine creams or oral antihistamines may help with itching, and over-the-counter pain relievers can manage discomfort. This is general information, not medical advice; if you are bitten, call Poison Control at 1-800-222-1222, or 911 if symptoms are severe. Seek immediate medical attention if you experience breathing difficulty, severe swelling, chest pain, or signs of anaphylaxis.
How to prevent fire ant encounters in Arkansas
Keep your yard and garden clear of debris that might attract fire ants or provide shelter. Remove leaf piles, dead wood, and mulch piles, or store them away from high-traffic areas. Trim grass short and avoid leaving potted plants sitting directly on soil. When working in fields or gardens, wear closed-toed shoes and thick socks. Shake out shoes, gloves, and clothing before putting them on. Check your clothes and skin regularly for ants when working outdoors. On hiking trails inour wildlife guides, watch where you step and stay on maintained paths when possible. Be careful when sitting on the ground in parks or fields; check the area first. When camping near the Mississippi River valley or in southern Arkansas, keep your tent away from areas with visible mounds. Store food in sealed containers. After being outdoors, inspect your pets for fire ants, as they may attach to fur and cause discomfort.
Where in Arkansas and when fire ants are active
Fire ants live throughout Arkansas, with the highest concentrations in the southern and eastern regions including the Mississippi River valley, the Gulf Coastal Plain, and the Arkansas River valley. They are found in open fields, pastures, and disturbed areas across the state. Fire ants are most active during warm months from late spring through early fall. Activity peaks during May, June, July, August, and September when temperatures are warm and soil moisture is adequate. During winter months, fire ants remain in the soil but do not build new mounds or forage as actively. Cold snaps can drive them deeper underground, but they survive Arkansas winters in their underground nests. Mounds are most visible in summer when ants are actively building and foraging. Sting incidents are most common during outdoor work or recreational activities in summer and early fall. Checkwildlife in Arkansasfor more information on outdoor seasonal changes and planning safe outdoor activities.
Harmless lookalikes you might mistake for fire ants
The good news is that most small reddish-brown ants you encounter in Arkansas are not fire ants. Pavement ants are similar in size and color but build mounds with visible entrance holes and are far less aggressive. Thief ants are also small and reddish but prefer to nest indoors and rarely sting. Carpenter ants are much larger than fire ants and are primarily a wood-damaging nuisance rather than a stinging threat. Argentine ants, which are common in the South, are smaller than fire ants and form vast colonies with many nest sites rather than discrete mounds. Most garden ants and common household ants are harmless to humans. The easiest way to identify a fire ant mound is the lack of a visible center hole and the aggressive response when the mound is accidentally stepped on. If you are uncertain about an ant mound, keep your distance. The vast majority of ants in Arkansas are relatively harmless.
Frequently asked questions about fire ants in Arkansas
Are fire ant stings deadly? Fire ant stings are rarely deadly. While some people experience allergic reactions, deaths are extremely rare even without treatment, and medical care makes serious outcomes even less likely. How common are fire ant stings in Arkansas? Stings happen most often to people working outdoors during warm months, but most Arkansas residents can live and work comfortably by taking basic precautions and staying aware of mounds. What attracts fire ants to a house? Fire ants seek moisture, shelter, and food sources. Unsealed garbage, pet food left outside, and debris piles can attract them, though they do not invade homes as readily as some ant species. What should I do if I see fire ants in my yard? Avoid walking near mounds and wear protective shoes when working in affected areas. You can consult pest control professionals about options for individual mounds. For more guidance, visitArkansas wildlife guidefor local extension resources and information about managing fire ants safely outdoors.
Plan your trip
Best time to see fire ant in Arkansas: April, March, September
See the month-by-month sighting calendar.
Plan your fire ant sighting in Arkansas
168 verified fire ant records have been logged in Arkansas, most recently in 2026. See the GBIF records.
Where to look in Arkansas
- Arkansas Post National Memorial · Wildlife Watching, Birdwatching · Find hotels
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- Pea Ridge National Military Park · Wildlife Watching, Birdwatching · Find hotels
- Butterfield Overland National Historic Trail · Find hotels
- Fort Smith National Historic Site · Find hotels
Frequently asked questions
Are they in Arkansas?+
Yes, fire ants are well established throughout Arkansas. These invasive ants first appeared in the state during the 1970s and have since spread across the entire state, with the heaviest concentrations in the southern and eastern regions. Fire ants thrive in the warm, humid climate of the Mississippi River valley and the Gulf Coastal Plain. You can find fire ants in open fields, pastures, lawns, gardens, roadsides, and disturbed areas across Arkansas. The state's climate is ideal for fire ants, providing warm summers and mild winters that allow large colonies to persist year-round. Fire ant mounds appear in residential yards, public parks, along roadsides, and in the sandy and clay soils of the state's southern and central regions. While not every lawn in Arkansas has fire ants, they are established across enough of the state that residents spending time outdoors should be aware of them. Learn more aboutFire Ant in Arkansasto identify them and protect yourself from stings during outdoor activities.
How dangerous are fire ant stings?+
A fire ant sting is painful and causes a burning sensation that typically lasts for several hours. Most people experience mild to moderate local reactions including redness, swelling, and intense itching around the sting site. The sharp pain peaks within the first hour and gradually subsides over the course of a day. Swelling may persist for several days in some individuals. Serious medical complications from fire ant stings are uncommon. Some people develop allergic reactions that range from mild to more severe, including widespread hives, itching, or swelling beyond the sting site. Severe allergic reactions and anaphylaxis do occur in some people but are rare. Multiple stings can cause more noticeable symptoms and discomfort, especially in children. Most people recover without medical intervention, but anyone experiencing signs of a severe reaction should seek care promptly. Medical professionals can treat allergic reactions effectively, and deaths from fire ant stings are extremely rare. For more on fire ant in Arkansas, see ourArkansas fire ant guide.
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