Are There Ticks in South Dakota?
Yes, ticks are found throughout South Dakota, especially in wooded and grassy areas. American dog ticks and wood ticks are the primary species, with populations varying by region and habitat. Tick season is limited to warmer months, creating a specific window for prevention and removal.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 21, 2026.
American Dog Tick 路 Nova Patch CC BY-SA
American Dog Tick 路 Matthew Lindsey CC BY
Asian Longhorned Tick 路 Zachary Dankowicz CC BY
- 5
- species recorded
- June, May, July
- peak months
Real sighting data, source iNaturalist
176 verified observations on iNaturalist of tick have been recorded in South Dakota, most often in June, May, July.
When tick are recorded in South Dakota
Yes, ticks are found throughout South Dakota, especially in wooded and grassy areas. American dog ticks and wood ticks are the primary species, with populations varying by region and habitat. Tick season is limited to warmer months, creating a specific window for prevention and removal.
Are they in South Dakota?
Yes, ticks are established throughout South Dakota, with populations concentrated in forested and brushy habitats. The American dog tick is widespread across the state in areas with suitable vegetation. Wood ticks are abundant, particularly in the Black Hills region and other forested areas where they thrive in pine and mixed woodlands. Blacklegged ticks occur in limited areas, mainly in the eastern portions of South Dakota, though they are less abundant here than in northern and eastern states. The prairie and grassland regions see lower tick densities than forested areas, but ticks still occur in tall grass and brush. Eastern South Dakota, with greater tree cover, supports higher tick populations than the western plains. The Black Hills, badlands, and forested state parks all have significant tick populations. Even suburban areas with trees and shrubs in eastern towns support ticks. Learn more aboutTick in South Dakotato prepare for outdoor activities in this region.
How dangerous is it?
Tick bites in South Dakota carry a modest health risk, though serious illness is uncommon. American dog ticks and wood ticks can transmit Rocky Mountain spotted fever, though cases are relatively uncommon in South Dakota compared to western mountain states. Symptoms of Rocky Mountain spotted fever include fever, headache, muscle aches, and a rash appearing three to twelve days after a tick bite. Early antibiotic treatment is highly effective and prevents complications. Blacklegged ticks in eastern South Dakota can transmit Lyme disease, though cases are less frequent here than in northeastern states. Most tick bites cause only local irritation or redness at the bite site. The key to safety is prompt tick removal and medical monitoring. With early detection and appropriate antibiotics, outcomes for tick-borne illnesses are excellent. Deaths from tick-borne disease are extremely rare in healthy individuals receiving proper medical care.
How to recognize one
American dog ticks are tan to reddish-brown, roughly the size of a sesame seed when unfed, with distinctive white markings on the shield. Wood ticks are similar in appearance and size, also tan with variable markings. Both species have eight legs and a flat body that swells noticeably after feeding for several days. Blacklegged ticks are smaller and darker, with females showing a darker back and reddish-brown front. Unfed ticks are flat and easy to miss on your skin; after blood feeding for several days, they become visibly enlarged and darker. Ticks do not jump or fly but climb upward from grass and brush where they cling to vegetation waiting for hosts. They typically grab onto legs at ground level and crawl upward seeking warm, moist areas.South Dakota wildlifeguides help identify many creatures you may encounter outdoors.
What to do if you are bitten or stung
If you find an attached tick, remain calm and remove it promptly using fine-tipped tweezers. Grasp the tick as close to your skin as possible and pull straight out with firm, steady pressure. Do not twist, jerk, or crush the tick, as these actions may force infectious material into your body. Avoid touching the tick with bare fingers. Clean the bite area with soap and water or rubbing alcohol once the tick is removed. You may place the tick in a sealed container if you wish to have it identified or tested. Do not apply heat, petroleum jelly, or other substances to make the tick release. 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. Watch the bite area over the next two weeks and seek medical care if you develop fever, headache, rash, or muscle aches.
How to prevent encounters
Tick prevention in South Dakota requires attention during the warmer months when ticks are active. Wear long pants tucked into socks and long-sleeved shirts when hiking or working in tick habitat. Choose light-colored clothing to make ticks visible on your garments. Apply insect repellent containing DEET to exposed skin and permethrin to clothing according to product directions. After spending time outdoors, remove your clothing and inspect your entire body for ticks, paying special attention to the legs, groin, armpits, and scalp. Shower within a few hours if possible and wash clothing in hot water. Check pets and children thoroughly after outdoor activities. At home, clear leaves and brush from your yard, keep grass trimmed, and remove woodpiles and shelter vegetation away from living areas. Reduce rodent populations near your home, as they carry ticks.Our wildlife guidesoffer complete outdoor safety information for South Dakota.
Where in South Dakota and when
Ticks in South Dakota are found in forested areas, grasslands with brush, woodland edges, and prairie margins throughout the state. The Black Hills region and surrounding forested areas support the highest tick densities. Badlands National Park and state parks with trees and vegetation harbor ticks. Eastern South Dakota, with greater tree cover along rivers and in planted shelterbelts, supports more ticks than the western plains. The Missouri River valley regions, the Big Stone Lake area, and forested refuges all have tick populations. Tick season in South Dakota begins in spring as temperatures warm and runs through fall until the first heavy freeze. Peak activity occurs in May and June and again in August and September. Winter brings a complete halt to tick activity. Late spring and early summer pose the highest risk for tick encounters.Wildlife in South Dakotareflects the state's seasonal outdoor patterns.
Harmless lookalikes
Many small arthropods found in South Dakota are mistaken for ticks but pose no health risk. Seed ticks, which appear as tiny moving specks often in clumps, alarm some people but are harmless. Mites, including harvest mites (chiggers), closely resemble tick nymphs in size and appearance. Small spiders and other arachnids have eight legs and may look tick-like to someone unfamiliar with arthropods. Lice lack the eight-legged body structure and are smaller than ticks. Wood lice and pill bugs have different body structures entirely. If you find something that might be a tick, the safest approach is immediate removal using tweezers. Most small creatures found on your body or clothes in South Dakota are harmless. The key identifying feature of actual ticks is their embedding behavior and distinctive body shape. For detailed identification help, seeMore on Tick in South Dakota.
Frequently asked questions
Are ticks deadly? Tick bites themselves are not fatal, but diseases transmitted by ticks require prompt medical treatment. Early antibiotic therapy for tick-borne illness has excellent outcomes. How common are tick bites in South Dakota? Tick encounters are common during spring and summer in forested and grassy areas. Anyone spending time outdoors in tick season should take precautions. What attracts ticks to a house? Ticks come indoors on clothing and pets after outdoor exposure. They do not actively seek homes and cannot reproduce indoors. What should I do if I see one? Use tweezers to remove any tick you find, pulling straight out. Check yourself completely for additional ticks. If you develop symptoms within two weeks, inform your doctor about the tick exposure. Visit ourSouth Dakota wildlife guidefor more seasonal safety information.
Plan your trip
Best time to see tick in South Dakota: June, May, July
See the month-by-month sighting calendar.
Frequently asked questions
Are they in South Dakota?+
Yes, ticks are established throughout South Dakota, with populations concentrated in forested and brushy habitats. The American dog tick is widespread across the state in areas with suitable vegetation. Wood ticks are abundant, particularly in the Black Hills region and other forested areas where they thrive in pine and mixed woodlands. Blacklegged ticks occur in limited areas, mainly in the eastern portions of South Dakota, though they are less abundant here than in northern and eastern states. The prairie and grassland regions see lower tick densities than forested areas, but ticks still occur in tall grass and brush. Eastern South Dakota, with greater tree cover, supports higher tick populations than the western plains. The Black Hills, badlands, and forested state parks all have significant tick populations. Even suburban areas with trees and shrubs in eastern towns support ticks. Learn more aboutTick in South Dakotato prepare for outdoor activities in this region.
How dangerous is it?+
Tick bites in South Dakota carry a modest health risk, though serious illness is uncommon. American dog ticks and wood ticks can transmit Rocky Mountain spotted fever, though cases are relatively uncommon in South Dakota compared to western mountain states. Symptoms of Rocky Mountain spotted fever include fever, headache, muscle aches, and a rash appearing three to twelve days after a tick bite. Early antibiotic treatment is highly effective and prevents complications. Blacklegged ticks in eastern South Dakota can transmit Lyme disease, though cases are less frequent here than in northeastern states. Most tick bites cause only local irritation or redness at the bite site. The key to safety is prompt tick removal and medical monitoring. With early detection and appropriate antibiotics, outcomes for tick-borne illnesses are excellent. Deaths from tick-borne disease are extremely rare in healthy individuals receiving proper medical care.
More places to see tick
More wildlife in South Dakota