Tree Frogs in North Dakota: Spotting Guide and Best Places to Start

Yes, tree frogs live in North Dakota, but they are not everywhere. The boreal chorus frog and the gray tree frog are the species to look for. Your best chances come from listening for their trills near wetlands, ponds, and woodlands from May through July, especially in the eastern half of the state.

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By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 28, 2026.

Boreal Chorus Frog photographed in North Dakota

Boreal Chorus Frog · Esben Kjaer CC BY

Boreal Chorus Frog photographed in North Dakota

Boreal Chorus Frog · Sandra Keller CC BY

Gray Treefrog photographed in North Dakota

Gray Treefrog · clipboards CC BY

Photos by iNaturalist observers, reused under the licence each observer chose.
Found in North DakotaPeak season right now
3
species recorded
296
GBIF records
July, August, May
peak months

Yes, tree frogs are in North Dakota. Next you'll want:

Real sighting data, source iNaturalist

113 verified observations on iNaturalist of tree frog have been recorded in North Dakota, most often in July, August, May.

When tree frog are recorded in North Dakota

Yes, tree frogs live in North Dakota, but they are not everywhere. The boreal chorus frog and the gray tree frog are the species to look for. Your best chances come from listening for their trills near wetlands, ponds, and woodlands from May through July, especially in the eastern half of the state.

1. What tree frog species live in North Dakota?

Two main tree frog species call North Dakota home. The boreal chorus frog (*Pseudacris maculata*) is the most widespread and often heard before you see it. The gray tree frog (*Hyla versicolor*) is less common, mostly found in forested river valleys. Both are small, about 1 to 2 inches long, and share a talent for climbing.

In North Dakota, tree frogs sightings usually improve when you slow down and match your first stop to where people are most likely to notice them. Use thestate wildlife huband theroute guideto narrow your first area, then check access, weather, and distance before you settle in. A short walk with one clear viewing plan often beats covering too much ground, especially when habitat changes fast from open edges to brush, wetlands, timber, shoreline, or neighborhood cover.

2. Where are you most likely to spot tree frogs in North Dakota?

Focus on the eastern counties and the Missouri River corridor. The Sheyenne River Valley, Turtle Mountains, and areas around Devils Lake offer good odds. Look in cattail marshes, woodland edges, and willow thickets. They also show up in backyard ponds if you live near water. For a broader look at the state's wildlife, visit ourNorth Dakota wildlife hub.

Most misses happen when people arrive at the wrong hour or expect nonstop activity. Build around what season or weather patterns help, keep one backup area in mind, and use theanimal facts pageplustour planning ideasto compare what a realistic outing looks like in North Dakota. If movement slows, stay longer at one promising spot, listen for calls or watch for edge movement, and reset around weather, light, water, or feeding changes instead of jumping to a totally new area too early.

3. When is the best time of year and weather to see tree frogs?

Late May through early July is prime time. Warm evenings after a rain trigger the most calling activity. Boreal chorus frogs start calling around 50°F, but gray tree frogs wait until the air is warmer, above 60°F. Dawn and dusk are the best windows. Listen for the chorus frog's ascending trill and the gray tree frog's musical flutter.

See ourstate animal guidefor the next step.

4. How can you identify a tree frog from other small frogs?

Check the toes. Tree frogs have enlarged, sticky toe pads for climbing. Their pupils are vertical, unlike the horizontal pupils of leopard frogs. Gray tree frogs can change color from gray to green. Boreal chorus frogs have three dark stripes down the back. Their calls are distinct: chorus frogs sound like a fingernail running over a comb. Learn more at ourtree frog animal page.

5. What equipment do you need for tree frog spotting?

Keep it simple: a good headlamp with a red light option to avoid startling them, waterproof boots or muck shoes, and a small field guide or a bird app with frog calls. A flashlight with a strong beam helps find eye shine in the dark. Binoculars are not essential because tree frogs are close to the ground.

6. How can you plan your tree frog outing in North Dakota?

When you head out, check a recent weather forecast. Warm and damp evenings beat clear, dry nights. Start at a wetland or park you know, then walk slowly and stop often to listen. State parks like Fort Ransom or Icelandic State Park are good options. If you want to record calls, use your phone's voice memo app.

7. What tree frog merchandise celebrates these amphibians?

After a successful outing, bring some of that amphibian pride home. TheAmazon Rainforest Upper Orinoco Tree Frog Sweatshirtis a cozy way to show your interest. For a classic look, theTree Frog T-Shirtworks. TheVintage Tree Frog T-Shirthas an old-school feel. See more designs at ourtree frog clothing collection.

8. What are some frequently asked questions about tree frogs in North Dakota?

**Are North Dakota tree frogs poisonous?** No, they are not. They may have skin irritants, but handling them is safe if you wash your hands afterward.

**Can I keep a tree frog as a pet?** It is not recommended. They are protected and difficult to keep healthy. Better to observe them in the wild.

**Do tree frogs hibernate?** Yes. They burrow into leaf litter or mud until spring.

**How can I attract tree frogs to my yard?** Build a small pond with native plants. Avoid pesticides, and leave some logs or rocks for cover.

See ourtour planning ideasfor the next step.

Plan your trip

Best time to see tree frog in North Dakota: July, August, May

See the month-by-month sighting calendar.

When to go

Plan your tree frog sighting in North Dakota

296 verified tree frog records have been logged in North Dakota, most recently in 2026. See the GBIF records.

Where to look in North Dakota

Planning a trip to see tree frog? Find places to stay near Knife River Indian Villages National Historic Site on Booking.com.

Frequently asked questions

What tree frog species live in North Dakota?+

Two main tree frog species call North Dakota home. The boreal chorus frog (*Pseudacris maculata*) is the most widespread and often heard before you see it. The gray tree frog (*Hyla versicolor*) is less common, mostly found in forested river valleys. Both are small, about 1 to 2 inches long, and share a talent for climbing. In North Dakota, tree frogs sightings usually improve when you slow down and match your first stop to where people are most likely to notice them. Use thestate wildlife huband theroute guideto narrow your first area, then check access, weather, and distance before you settle in. A short walk with one clear viewing plan often beats covering too much ground, especially when habitat changes fast from open edges to brush, wetlands, timber, shoreline, or neighborhood cover.

Where can you see tree frogs in North Dakota?+

Two main tree frog species call North Dakota home. The boreal chorus frog (*Pseudacris maculata*) is the most widespread and often heard before you see it. The gray tree frog (*Hyla versicolor*) is less common, mostly found in forested river valleys. Both are small, about 1 to 2 inches long, and share a talent for climbing. In North Dakota, tree frogs sightings usually improve when you slow down and match your first stop to where people are most likely to notice them. Use thestate wildlife huband theroute guideto narrow your first area, then check access, weather, and distance before you settle in. A short walk with one clear viewing plan often beats covering too much ground, especially when habitat changes fast from open edges to brush, wetlands, timber, shoreline, or neighborhood cover.

When is the best time to see tree frogs in North Dakota?+

Two main tree frog species call North Dakota home. The boreal chorus frog (*Pseudacris maculata*) is the most widespread and often heard before you see it. The gray tree frog (*Hyla versicolor*) is less common, mostly found in forested river valleys. Both are small, about 1 to 2 inches long, and share a talent for climbing. In North Dakota, tree frogs sightings usually improve when you slow down and match your first stop to where people are most likely to notice them. Use thestate wildlife huband theroute guideto narrow your first area, then check access, weather, and distance before you settle in. A short walk with one clear viewing plan often beats covering too much ground, especially when habitat changes fast from open edges to brush, wetlands, timber, shoreline, or neighborhood cover.