Best Time to See Frogs in Indiana
May, June and April is the best time to see frogs in Indiana. Based on 18,474 verified iNaturalist observations, here is exactly when frogs are most active across the year in Indiana.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 28, 2026.
18,474 verified observations of frogs in Indiana, recorded across 12 months of the year on iNaturalist.
When frogs are recorded in Indiana
Peak month
May
4,551 records (24.6% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 13 | 0.1% |
| February | 193 | 1% |
| March | 1,213 | 6.6% |
| Aprilpeak | 2,586 | 14% |
| Maypeak | 4,551 | 24.6% |
| Junepeak | 2,676 | 14.5% |
| July | 2,362 | 12.8% |
| August | 1,892 | 10.2% |
| September | 2,004 | 10.8% |
| October | 830 | 4.5% |
| November | 113 | 0.6% |
| December | 41 | 0.2% |
Frogs you are most likely to see
| Species | Verified observations |
|---|---|
| American Toad | 3,327 |
| Green Frog | 2,294 |
| Fowler's Toad | 1,776 |
| Blanchard's Cricket Frog | 1,543 |
| American Bullfrog | 1,535 |
| Gray Treefrog | 1,115 |
| Spring Peeper | 985 |
| Wood Frog | 685 |
Sightings of frogs in Indiana peak in May, when 4,551 of the year's 18,474 verified observations are logged — about 24.6% of the annual total. Activity stays high through May, June and April.
The quietest stretch is January, when frogs are hardest to find — January sees just 13 records. If a reliable sighting matters, plan around the peak window rather than the off-season.
The frogs you are most likely to encounter in Indiana are American Toad, Green Frog and Fowler's Toad — the most-recorded species in the state. Each keeps its own seasonal rhythm, but the month-by-month pattern above reflects every reported sighting together.
Where to go
Best places to see frogs in Indiana
- Indiana Dunes National Park — National Park
- Lewis & Clark National Historic Trail — National Historic Trail
- Lincoln Boyhood National Memorial — National Memorial
- George Rogers Clark National Historical Park — National Historical Park
Plan your frog trip in Indiana
Start with live tours near Indiana Dunes National Park, then compare a nearby stay and a broader wildlife backup before you lock in the trip.
GetYourGuide
Live tours nearbySee live tours near Indiana Dunes National Park
Use the live GetYourGuide widget to compare local departures and activity styles close to the main frog viewing area.
Booking.com
Stay nearbyStay near Indiana Dunes National Park
Compare hotels, cabins and lodges close to the best frog viewing area in Indiana.
Viator
Broader backupBook a frog tour in Indiana
Compare guided wildlife tours, boat trips and nature experiences if you want a second travel network beyond the live widget.
Gear to see them
Frequently asked questions
What is the best month to see frogs in Indiana?+
May is the single best month, and the broader peak window runs through May, June and April, based on 18,474 verified iNaturalist observations.
When are frogs hardest to see in Indiana?+
January is the quietest month for frogs in Indiana, with only 13 verified records.
Are frogs active year-round in Indiana?+
Frogs are recorded in 12 of 12 months in Indiana, so they can be seen year-round, with a clear peak in May.
More wildlife in Indiana