Chipmunks in Maryland in October
Yes, October is a good month to see chipmunks in Maryland. It is the 4th busiest month of the year, with 1,549 of the 17,591 sightings logged across the year (8.8%), based on verified iNaturalist records.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 28, 2026.
Good month for chipmunks in Maryland
8.8%
of yearly sightings
1,549
records in October
#4
busiest month of 12
17,591
verified records a year
September 7.3%, October 8.8%, November 7.6%. Busiest month is April at 14.4%.
17,591 verified observations of chipmunks in Maryland, recorded across 12 months of the year on iNaturalist.
When chipmunks are recorded in Maryland
Peak month
April
2,536 records (14.4% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 1,063 | 6% |
| February | 938 | 5.3% |
| March | 1,526 | 8.7% |
| Aprilpeak | 2,536 | 14.4% |
| Maypeak | 2,357 | 13.4% |
| Junepeak | 1,879 | 10.7% |
| July | 1,163 | 6.6% |
| August | 892 | 5.1% |
| September | 1,292 | 7.3% |
| October | 1,549 | 8.8% |
| November | 1,333 | 7.6% |
| December | 1,063 | 6% |
Chipmunks you are most likely to see
| Species | Verified observations |
|---|---|
| Eastern Gray Squirrel | 12,244 |
| Groundhog | 2,865 |
| Eastern Chipmunk | 1,688 |
| Eastern Fox Squirrel | 351 |
| Southern Flying Squirrel | 182 |
| American Red Squirrel | 173 |
In Maryland, October carries 8.8% of the year's chipmunks sightings, about 0.5 points above an even month-to-month split. That makes it the 4th busiest of the twelve months, out of 12 months with recorded activity.
Activity is rising from September (7.3%) into October, and it heads toward November (7.6%) after. The busiest month is April (14.4%), so if timing is flexible, that window is the safer bet.
The chipmunks most often recorded in Maryland are Eastern Gray Squirrel, Groundhog and Eastern Chipmunk. Those counts are annual totals rather than a October split, so treat them as which species you are likely to encounter, while the month figures above show how many sightings fall in October itself.
Which chipmunks you are most likely to see
- Eastern Gray Squirrel12,244 records
- Groundhog2,865 records
- Eastern Chipmunk1,688 records
- Eastern Fox Squirrel351 records
- Southern Flying Squirrel182 records
- American Red Squirrel173 records
Plan your chipmunk trip in Maryland
Start with live tours near Antietam National Battlefield, then compare a nearby stay and a broader wildlife backup before you lock in the trip.
GetYourGuide
Live tours nearbySee live tours near Antietam National Battlefield
Use the live GetYourGuide widget to compare local departures and activity styles close to the main chipmunk viewing area.
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Stay nearbyStay near Antietam National Battlefield
Compare hotels, cabins and lodges close to the best chipmunk viewing area in Maryland.
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Broader backupBook a chipmunk tour in Maryland
Compare guided wildlife tours, boat trips and nature experiences if you want a second travel network beyond the live widget.
Frequently asked questions
Can you see chipmunks in Maryland in October?+
Yes. October accounts for 1,549 of the 17,591 verified chipmunks sightings logged in Maryland across the year, which is 8.8% of the annual total.
Is October a good time to see chipmunks in Maryland?+
October is the 4th busiest month. It is workable, though April and May is the stronger window for a reliable sighting.
What month is best for chipmunks in Maryland?+
April is the single busiest month, with the broader peak running through April, May and June, based on 17,591 verified observations.
Which chipmunks are you most likely to see in Maryland?+
The most-recorded species in Maryland are Eastern Gray Squirrel, Groundhog and Eastern Chipmunk, based on all-time iNaturalist counts.
See chipmunks in Maryland in other months
More wildlife in Maryland