Frogs in South Dakota: identification guide and best places to start
Frogs do show up in South Dakota, and the best first step is matching habitat, timing, and recent local conditions. Start with the state wildlife hub, compare likely cover and movement windows, use the animal facts page for field marks, and plan one realistic route before heading out.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 28, 2026.
Northern Leopard Frog 路 Jeff D Hansen CC BY
Woodhouse's Toad 路 Public domain CC0
Woodhouse's Toad 路 Jeff D Hansen CC BY
- 8
- species recorded
- June, July, September
- peak months
Verified species, source iNaturalist
11 types of frogs recorded in South Dakota
11 frog species have a verified observation record in South Dakota, each with at least 10 confirmed sightings. The full list, ranked by how often each is recorded, is below.
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Plus 2 more recorded only rarely (fewer than 10 verified sightings). Counts from verified iNaturalist observations. Photos by iNaturalist observers, reused under the licence each observer chose.
Real sighting data, source iNaturalist
2,456 verified observations on iNaturalist of frog have been recorded in South Dakota, most often in June, July, September.
When frog are recorded in South Dakota
Frogs do show up in South Dakota, and the best first step is matching habitat, timing, and recent local conditions. Start with the state wildlife hub, compare likely cover and movement windows, use the animal facts page for field marks, and plan one realistic route before heading out.
Where are people most likely to notice frogs in South Dakota?
Look for frogs near permanent water sources. Eastern South Dakota has the most frog activity around prairie potholes and cattail marshes. In the Black Hills, check spring-fed creeks and beaver ponds. The Missouri River backwaters also hold good numbers of leopard frogs and chorus frogs. During breeding season, males call from shallow water edges, making them easier to locate.
What season or weather patterns help with frog spotting?
Frogs are most active from late April through early August. Warm, humid evenings after a rain are ideal for hearing and seeing them. Daytime spotting works best on overcast days or near shaded water. In early spring, listen for the first chorus frogs calling when ice melts. Summer heat pushes frogs into cooler water, so focus on dawn and dusk.
See ourFrogs guidefor the next step.
What simple ID cues separate South Dakota鈥檚 frogs from lookalikes?
Start with size and dorsal ridges. Northern leopard frogs have two distinct light-coloured ridges down the back and a spotted pattern. Boreal chorus frogs are small (under 1.5 inches) with three dark stripes. American bullfrogs are large, plain green, and lack ridges. Plains spadefoot toads have vertical pupils and a sharp spade on each hind foot. Listen to calls: chorus frogs sound like a finger running over a comb; bullfrogs make a deep 'jug-o-rum'.
See ourstate animal guidefor the next step.
What鈥檚 the best way to find frogs in the Black Hills?
Focus on slow moving streams and beaver ponds in Custer State Park and around Spearfish Canyon. Northern leopard frogs and wood frogs are common here. Use a flashlight at night to spot eye shine. Turn off all lights for a few minutes first, then scan the water edge. Tread lightly; frogs sense vibrations.
How do I tell apart leopard frogs and pickerel frogs?
Pickerel frogs are rare in South Dakota but possible in the extreme east. They have square blotches in two rows, while leopard frogs have circular spots scattered evenly. Also, pickerel frogs produce a toxic skin secretion that can irritate wounds, so avoid handling them. Leopard frogs are more widespread.
What frog species are found in western South Dakota?
Western parts hold Great Plains toads, plains spadefoots, and Woodhouse鈥檚 toads. These are dry adapted and often seen after thunderstorms. The Great Plains toad has a prominent cranial crest and a loud, trilling call. Spadefoots are secretive, emerging only at night after rain.
Frog art prints to bring the outdoors home
After a day of frog spotting, consider a piece that captures the feel of South Dakota wetlands.
Red Eyed Tree Frog Limited-Edition Print
A striking portrait that stands out on any wall, perfect for a home office or den.Check Price and Availability
Pine Barrens Tree Frog Limited-Edition Print
Highlights the vivid green and orange markings of this rare species.Check Price and Availability
Explore more wildlifeart printsthat pair well with your field journal.
Wall art print: Frog by Eimear Maguire on Artfully Walls. Illustration, Animals, framed or unframed art printed on fine art paper
Product from otherCheck Price and Availability
What are the best times of year to hear frog calls in South Dakota?
Early spring (April to May) is peak for chorus frogs and spring peepers. Summer nights feature leopard frog and bullfrog calls. Fall is quieter, but some species like the plains leopard frog may call after warm rains. Use a sound app to match calls to species.
How can I attract frogs to my backyard in South Dakota?
Create a shallow pond with sloping sides and plant native sedges. Avoid fish, as they eat tadpoles. Leave leaf litter and logs for cover. Skip pesticides. Frogs will find it if you are within a half mile of a wetland. Check out ourbackyard wildlife guidefor more tips.
See ourtour planning ideasfor the next step.
Gear and field guides
Plan your trip
Best time to see frog in South Dakota: June, July, September
See the month-by-month sighting calendar.
Plan your frog sighting in South Dakota
Where to look in South Dakota
- Badlands National Park 路 Wildlife Watching, Birdwatching 路 Find hotels
- Jewel Cave National Monument 路 Wildlife Watching, Birdwatching 路 Find hotels
- Lewis & Clark National Historic Trail 路 Wildlife Watching 路 Find hotels
- Missouri National Recreational River 路 Wildlife Watching, Birdwatching 路 Find hotels
- Wind Cave National Park 路 Wildlife Watching, Birdwatching 路 Find hotels
- Minuteman Missile National Historic Site 路 Find hotels
Frequently asked questions
What frog species live in South Dakota?+
Look for frogs near permanent water sources. Eastern South Dakota has the most frog activity around prairie potholes and cattail marshes. In the Black Hills, check spring-fed creeks and beaver ponds. The Missouri River backwaters also hold good numbers of leopard frogs and chorus frogs. During breeding season, males call from shallow water edges, making them easier to locate.
Where can you see frogs in South Dakota?+
Look for frogs near permanent water sources. Eastern South Dakota has the most frog activity around prairie potholes and cattail marshes. In the Black Hills, check spring-fed creeks and beaver ponds. The Missouri River backwaters also hold good numbers of leopard frogs and chorus frogs. During breeding season, males call from shallow water edges, making them easier to locate.
When is the best time to see frogs in South Dakota?+
Look for frogs near permanent water sources. Eastern South Dakota has the most frog activity around prairie potholes and cattail marshes. In the Black Hills, check spring-fed creeks and beaver ponds. The Missouri River backwaters also hold good numbers of leopard frogs and chorus frogs. During breeding season, males call from shallow water edges, making them easier to locate.