Please Note: South River Road will be closed starting June 23, 2025, due to bridge construction.

If you're traveling from the Buckland area, please use Route 2 Westbound to access Berkshire East. The 8A bridge remains open.

Bridge work is expected to continue for 4–6 weeks.

Guest Services is open 7 Days a Week from 9am until 5pm.  To speak to one of our representatives please call 413.339.6618 or email us at This email address is being protected from spambots. You need JavaScript enabled to view it.

After Labor Day, Thunder Mountain Bike Park will be open:

Fridays from 10am - 5pm

Saturdays and Sundays from 9am - 5pm

Mondays from 10am - 5pm

Tuesdays, Wednesdays, and Thursdays - Closed

After Indigenous Peoples' Day, Thunder Mountain Bike Park will be open:

Fridays from 10am - 5pm

Saturdays & Sundays from 9am - 5pm

Mondays, Tuesdays, Wednesdays, and Thursdays - Closed

For the month of November, Thunder Mountain Bike Park will be open:

Saturday, November 1st from 9am - 5pm

Sunday,  November 2nd from 9am - 4pm

Saturday, November 8th from 9am - 4pm

Sunday, November 9th from 9am - 4pm

Thunder Mountain Bike Park Holiday Hours:

Indigenous Peoples' Day, Monday, October 13th - 9am - 5pm

Veteran's Day, Monday, November 10th - TBD