A trucked-in sand beach on a scour-hole pool of the Ipswich River at East Street, functioning as Middleton's only town swimming hole and a put-in/take-out on the Ipswich River Water Trail.
What to expect
Swimming
Water not monitored by DPH
Hours
Dawn to dusk during the Memorial Day-Labor Day season.
From Memorial DaySeason
Open daily, dawn to dusk, Memorial Day through Labor Day.
From Memorial DayDogs
Middleton sets no townwide leash length. The animal bylaw instead lets the Animal Control Officer order owners to restrain dogs from running at large in schools, school playgrounds, parks and public recreation areas, and to stop a dog…
Managed by
Parks & Fields Division / Recreation Department
978-777-0407 · WebsiteGetting in
Access points along this beach
East Street bridge entrance
Also used as a canoe/kayak put-in and take-out on the Ipswich River Water Trail.
What's here
Not here
No drinking water
not documented
No changing rooms
not documented
No concessions
not documented
Common questions
Is Thunder Bridge Park & Beach in Middleton open today?
open to the public; water quality here is not monitored by MA DPH (updated 2026-09-13). MA DPH is the authority. Check the status the morning you go.
Can non-residents park here in summer?
No, parking at Thunder Bridge is limited to Middleton residents during the Memorial Day-Labor Day season.
Where does the name come from?
The old wooden plank bridge here made a thunderous sound when vehicles crossed it before being replaced with the current concrete bridge in 1978.
What rules should I know at Thunder Bridge Park & Beach?
Water is tested weekly for bacteria; E. coli levels are not to exceed 235 colonies per 100 mL for freshwater swimming. In flood or high-flow conditions the river is powerful and unsafe for swimming or wading. Summer parking is for Middleton residents only.
Can you swim at Thunder Bridge Park & Beach?
Thunder Bridge Park & Beach is town-owned and its water is not monitored by MA DPH, so there is no official swim status. Check conditions posted at the beach.
Are dogs allowed at Thunder Bridge Park & Beach?
Middleton sets no townwide leash length. The animal bylaw instead lets the Animal Control Officer order owners to restrain dogs from running at large in schools, school playgrounds, parks and public recreation areas, and to stop a dog becoming a public nuisance. Keep a dog under control and follow…