Frogs in Kansas: identification guide and best places to start

Yes, frogs are widespread across Kansas, from eastern woodlands to western ponds. This guide covers the most likely species to spot, when and where to find them, and simple identification cues to tell them apart. Start with wetlands in spring for the best odds.

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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.

Woodhouse's Toad photographed in Kansas

Woodhouse's ToadPublic domain CC0

Boreal Chorus Frog photographed in Kansas

Boreal Chorus FrogPublic domain CC0

Crawfish Frog photographed in Kansas

Crawfish FrogPublic domain CC0

Photos by iNaturalist observers, reused under the licence each observer chose.
8
species recorded
April, May, June
peak months

Verified species, source iNaturalist

19 types of frogs recorded in Kansas

19 frog species have a verified observation record in Kansas, each with at least 10 confirmed sightings. The full list, ranked by how often each is recorded, is below.

  • Blanchard's Cricket Frog (Acris blanchardi), a species recorded in Kansas1

    Blanchard's Cricket Frog

    Acris blanchardi

    2,555 records

    Laura Clark CC BY

    Wikipedia
  • Woodhouse's Toad (Anaxyrus woodhousii), a species recorded in Kansas2

    Woodhouse's Toad

    Anaxyrus woodhousii

    1,932 records

    Shalana Gray CC BY

    Wikipedia
  • American Bullfrog (Lithobates catesbeianus), a species recorded in Kansas3

    American Bullfrog

    Lithobates catesbeianus

    1,701 records

    Nell Cant CC BY

    Wikipedia
  • Plains Leopard Frog (Lithobates blairi), a species recorded in Kansas4

    Plains Leopard Frog

    Lithobates blairi

    1,209 records

    Public domain CC0

    Wikipedia
  • American Toad (Anaxyrus americanus), a species recorded in Kansas5

    American Toad

    Anaxyrus americanus

    961 recordsNative

    Public domain CC0

    Wikipedia
  • Western Narrow-mouthed Toad (Gastrophryne olivacea), a species recorded in Kansas6

    Western Narrow-mouthed Toad

    Gastrophryne olivacea

    656 recordsNative

    Gerardo Reynoso CC BY-SA

    Wikipedia
  • Great Plains Toad (Anaxyrus cognatus), a species recorded in Kansas7

    Great Plains Toad

    Anaxyrus cognatus

    561 recordsNative
  • Boreal Chorus Frog (Pseudacris maculata), a species recorded in Kansas8

    Boreal Chorus Frog

    Pseudacris maculata

    496 records

    James Telford CC BY

    Wikipedia
  • Plains Spadefoot (Spea bombifrons), a species recorded in Kansas9

    Plains Spadefoot

    Spea bombifrons

    345 records

    Mike Duran CC BY

    Wikipedia
  • Southern Leopard Frog (Lithobates sphenocephalus), a species recorded in Kansas10

    Southern Leopard Frog

    Lithobates sphenocephalus

    340 records

    Judy Gallagher CC BY-SA

    Wikipedia
  • Cope's Gray Tree Frog (Dryophytes chrysoscelis), a species recorded in Kansas11

    Cope's Gray Tree Frog

    Dryophytes chrysoscelis

    256 records

    Nick Tobler (Cowturtle) CC BY

    Wikipedia
  • Gray Treefrog (Dryophytes versicolor), a species recorded in Kansas12

    Gray Treefrog

    Dryophytes versicolor

    165 records

    Blake Ross CC BY

    Wikipedia

Also recorded in Kansas

#SpeciesRecords
13Spotted Chorus FrogPseudacris clarkii77
14Red-spotted ToadAnaxyrus punctatus23
15Spring PeeperPseudacris crucifer18
16Strecker's Chorus FrogPseudacris streckeri13
17Crawfish FrogLithobates areolatus13
18Eastern Narrow-mouthed ToadGastrophryne carolinensis11
19Chihuahuan Green ToadNativeAnaxyrus debilis10

Plus 6 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

12,754 verified observations on iNaturalist of frog have been recorded in Kansas, most often in April, May, June.

When frog are recorded in Kansas

Yes, frogs are widespread across Kansas, from eastern woodlands to western ponds. This guide covers the most likely species to spot, when and where to find them, and simple identification cues to tell them apart. Start with wetlands in spring for the best odds.

1. Where should you look for frogs in Kansas?

Most Kansas frogs stick close to water. Your best bets are shallow ponds, slow-moving streams, flooded fields, and wetlands in the eastern half of the state. In drier western regions, focus on livestock tanks, irrigation ditches, and temporary rain pools. Backyard ponds often attract the Gray Treefrog and American Bullfrog. Check theKansas wildlife hubfor more on these habitats.

2. What time of year and weather patterns increase your chances?

Frog activity peaks from March through June. Warm evenings with rain or high humidity trigger mass calling and breeding. The best window is often after a spring thunderstorm, when puddles form and males start calling. In summer, early mornings near water still work. Fall brings less activity but a few species like the Spring Peeper may call again. For more on seasonal timing, see thefrog overview.

3. How do you tell Kansas frogs apart from similar species?

Start with size, body shape, and markings. The American Bullfrog is large (up to 8 inches) with a smooth back and no distinct stripes. The Northern Leopard Frog has round dark spots on a green or brown background. The Plains Leopard Frog is similar but spots are smaller and more numerous. The Gray Treefrog has a light patch below each eye and can change color from gray to green. Check for toe pads: tree frogs have expanded tips for climbing. Listen for calls: the bullfrog鈥檚 deep "jug-o-rum" is unmistakable.

See ourstate animal guidefor the next step.

4. Which frog species are most common in Kansas?

You're most likely to see the American Bullfrog, Northern Leopard Frog, Plains Leopard Frog, Gray Treefrog, and the Great Plains Toad (technically a toad but often grouped with frogs). The Cricket Frog is tiny and loud. The Spring Peeper is more common in the east. The Woodhouse鈥檚 Toad appears statewide. Print a checklist from theKansas frog pageto take along.

5. What do frog calls sound like and how can they help you identify species?

Frog calls are the easiest ID tool. The American Bullfrog: deep, resonant "jug-o-rum". The Northern Leopard Frog: a low, guttural snore with grunts. The Gray Treefrog: a slow, musical trill. The Cricket Frog: a rapid series of metallic clicks like two marbles tapping. The Spring Peeper: a single high-pitched peep repeated. Record calls on your phone and compare later.

6. Are there any rare or less common frogs to look for in Kansas?

The Crawfish Frog is secretive but found in eastern Kansas near burrows. The Boreal Chorus Frog is small and rarely seen, but its call (a rising scraping sound) gives it away. The Green Frog, a relative of the bullfrog, appears in a few southeastern counties. These are worth a search if you're experienced. Checklocal reportsfor recent sightings.

7. What gear or items can support your frog spotting trips?

After a night of listening, you might want to bring home a reminder of your finds. Consider these art prints to keep the experience close. They make good additions to a field journal or wall.

8. Recommended frog art prints from Easy Street Markets

Red Eyed Tree Frog Limited-Edition Print

A vivid portrait of the classic tree frog, perfect for anyone who loves amphibian spotting. Printed on quality paper.Check Price and Availability

Pine Barrens Tree Frog Limited-Edition Print

This colorful species is a treat to spot in the wild. The print captures its bright green and purple tones.Check Price and Availability

Wall art print: Frog by Eimear Maguire

A stylish illustration that fits any room. A great conversation starter for visitors who share your interest.Check Price and Availability

Browse more wildlife apparel and accessories at thet-shirt collection.

9. What are some frequently asked questions about frogs in Kansas?

**Q: When is the best time to hear frogs in Kansas?** A: Late March through June, especially on warm rainy nights. Peak calling often occurs after dusk.

**Q: Are there any poisonous frogs in Kansas?** A: No native Kansas frogs are dangerously poisonous. The Great Plains Toad has parotoid glands that can irritate skin but are not life-threatening.

**Q: How can I attract frogs to my garden pond?** A: Provide shallow, sloping sides, submerged plants, and avoid fish that eat tadpoles. Native plants nearby help. For more tips, see thefrog habitat guide.

See ourtour planning ideasfor the next step.

Gear and field guides

Plan your trip

Best time to see frog in Kansas: April, May, June

See the month-by-month sighting calendar.

When to go

Plan your frog sighting in Kansas

Planning a trip to see frog? Find places to stay near Lewis & Clark National Historic Trail on Booking.com.

Frequently asked questions

What frog species live in Kansas?+

Most Kansas frogs stick close to water. Your best bets are shallow ponds, slow-moving streams, flooded fields, and wetlands in the eastern half of the state. In drier western regions, focus on livestock tanks, irrigation ditches, and temporary rain pools. Backyard ponds often attract the Gray Treefrog and American Bullfrog. Check theKansas wildlife hubfor more on these habitats.

Where can you see frogs in Kansas?+

Most Kansas frogs stick close to water. Your best bets are shallow ponds, slow-moving streams, flooded fields, and wetlands in the eastern half of the state. In drier western regions, focus on livestock tanks, irrigation ditches, and temporary rain pools. Backyard ponds often attract the Gray Treefrog and American Bullfrog. Check theKansas wildlife hubfor more on these habitats.

When is the best time to see frogs in Kansas?+

Most Kansas frogs stick close to water. Your best bets are shallow ponds, slow-moving streams, flooded fields, and wetlands in the eastern half of the state. In drier western regions, focus on livestock tanks, irrigation ditches, and temporary rain pools. Backyard ponds often attract the Gray Treefrog and American Bullfrog. Check theKansas wildlife hubfor more on these habitats.