Chipmunks in Massachusetts in October
Yes, October is one of the best months to see chipmunks in Massachusetts. It is the 3rd busiest month of the year, with 3,612 of the 31,303 sightings logged across the year (11.5%), 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.
Peak month for chipmunks in Massachusetts
11.5%
of yearly sightings
3,612
records in October
#3
busiest month of 12
31,303
verified records a year
September 11.3%, October 11.5%, November 6%. Busiest month is April at 14.4%.
31,303 verified observations of chipmunks in Massachusetts, recorded across 12 months of the year on iNaturalist.
When chipmunks are recorded in Massachusetts
Peak month
April
4,521 records (14.4% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 1,377 | 4.4% |
| February | 1,354 | 4.3% |
| March | 2,499 | 8% |
| Aprilpeak | 4,521 | 14.4% |
| Maypeak | 4,170 | 13.3% |
| June | 3,510 | 11.2% |
| July | 1,970 | 6.3% |
| August | 1,539 | 4.9% |
| September | 3,551 | 11.3% |
| Octoberpeak | 3,612 | 11.5% |
| November | 1,878 | 6% |
| December | 1,322 | 4.2% |
Chipmunks you are most likely to see
| Species | Verified observations |
|---|---|
| Eastern Gray Squirrel | 19,607 |
| Eastern Chipmunk | 6,695 |
| American Red Squirrel | 2,466 |
| Groundhog | 1,950 |
| Southern Flying Squirrel | 218 |
| Northern Flying Squirrel | 1 |
In Massachusetts, October carries 11.5% of the year's chipmunks sightings, about 3.2 points above an even month-to-month split. That makes it the 3rd busiest of the twelve months, out of 12 months with recorded activity.
Activity holds steady between September and October, and it heads toward November (6%) after. This is right inside the peak window, so October is one of the surest months to plan a trip around.
The chipmunks most often recorded in Massachusetts are Eastern Gray Squirrel, Eastern Chipmunk and American Red Squirrel. 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 Squirrel19,607 records
- Eastern Chipmunk6,695 records
- American Red Squirrel2,466 records
- Groundhog1,950 records
- Southern Flying Squirrel218 records
- Northern Flying Squirrel1 records
Plan your chipmunk trip in Massachusetts
Start with live tours near Appalachian National Scenic Trail, then compare a nearby stay and a broader wildlife backup before you lock in the trip.
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Live tours nearbySee live tours near Appalachian National Scenic Trail
Use the live GetYourGuide widget to compare local departures and activity styles close to the main chipmunk viewing area.
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Broader backupBook a chipmunk tour in Massachusetts
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Frequently asked questions
Can you see chipmunks in Massachusetts in October?+
Yes. October accounts for 3,612 of the 31,303 verified chipmunks sightings logged in Massachusetts across the year, which is 11.5% of the annual total.
Is October a good time to see chipmunks in Massachusetts?+
October is one of the best months. It ranks 3rd of the year and sits inside the peak window of April, May and October.
What month is best for chipmunks in Massachusetts?+
April is the single busiest month, with the broader peak running through April, May and October, based on 31,303 verified observations.
Which chipmunks are you most likely to see in Massachusetts?+
The most-recorded species in Massachusetts are Eastern Gray Squirrel, Eastern Chipmunk and American Red Squirrel, based on all-time iNaturalist counts.
See chipmunks in Massachusetts in other months
More wildlife in Massachusetts