Squirrels in Massachusetts in October

Yes, October is one of the best months to see squirrels in Massachusetts. It is the 3rd busiest month of the year, with 3,611 of the 31,157 sightings logged across the year (11.6%), based on verified iNaturalist records.

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By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 2, 2026.

Eastern Chipmunk photographed in MassachusettsEastern Gray Squirrel photographed in MassachusettsEastern Gray Squirrel photographed in Massachusetts
Photos by iNaturalist observers, used under Creative Commons.

Peak month for squirrels in Massachusetts

11.6%

of yearly sightings

3,611

records in October

#3

busiest month of 12

31,157

verified records a year

September 11.4%, October 11.6%, November 6%. Busiest month is April at 14.5%.

Best months: April, May, October

31,157 verified observations of squirrels in Massachusetts, recorded across 12 months of the year on iNaturalist.

When squirrels are recorded in Massachusetts

Peak month

April

4,520 records (14.5% of the year)

Quietest month

December

1,315 records

MonthObservationsShare
January1,3744.4%
February1,3544.3%
March2,4978%
Aprilpeak4,52014.5%
Maypeak4,15213.3%
June3,41911%
July1,9636.3%
August1,5384.9%
September3,54411.4%
Octoberpeak3,61111.6%
November1,8706%
December1,3154.2%

Squirrels you are most likely to see

SpeciesVerified observations
Eastern Gray Squirrel19,551
Eastern Chipmunk6,658
American Red Squirrel2,443
Groundhog1,931
Southern Flying Squirrel216
Northern Flying Squirrel1

In Massachusetts, October carries 11.6% of the year's squirrels sightings, about 3.3 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 squirrels 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 squirrels you are most likely to see

  • Eastern Gray Squirrel19,551 records
  • Eastern Chipmunk6,658 records
  • American Red Squirrel2,443 records
  • Groundhog1,931 records
  • Southern Flying Squirrel216 records
  • Northern Flying Squirrel1 records
Plan your tripAppalachian National Scenic Trail

Plan your squirrel 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.

Gear to see them

Frequently asked questions

Can you see squirrels in Massachusetts in October?+

Yes. October accounts for 3,611 of the 31,157 verified squirrels sightings logged in Massachusetts across the year, which is 11.6% of the annual total.

Is October a good time to see squirrels 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 squirrels in Massachusetts?+

April is the single busiest month, with the broader peak running through April, May and October, based on 31,157 verified observations.

Which squirrels 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.