Great Island Boat Launch
Boat ramp · on Back River · near Old Lyme · Connecticut
Open per Connecticut DEEP state boat launches (trailered)'s data, updated weekly. Seasonal gates, low water and storms are not always posted; check before you tow.
At the launch
- Type
- Boat ramp
- Fee
- Free
- Ramp surface
- Paved
- Car parking
- 35 spaces
- Restrooms
- Chemical (Seasonal)
- Season
- Year round
- Rules at the launch
- (A) A 25 MPH nighttime speed limit from 1/2 hour after sunset until 1/2 hour before sunrise on all days of the year. (B) A 30 MPH limit from 1/2 hour before sunrise to 1/2 hour after sunset on Saturdays and Sundays from the Saturday preceding Memorial Day to the Sunday preceding Labor Day inclusive and on Memorial Day, Independence Day and Labor Day. (C) A 45 MPH limit, from 1/2 hour before sunrise to 1/2 hour after sunset, Monday through Friday, inclusive, during all seasons, and on Saturdays and Sundays from the Saturday following Labor Day to the Friday preceding Memorial Day.
- Dock
- None
- Parking surface
- Paved
- Access road
- Paved
- Address
- End of Smiths Neck Road, Old Lyme
- Directions
- Route 156, south to end of Smiths Neck Road and Great Island Wildlife Area.
- Tidal
- Yes
- Wheelchair access
- No
- Managed by
- Connecticut DEEP
- Website
- portal.ct.gov
- Site sketch
- PDF from the agency
- Coordinates
- 41.28734, -72.32417
On Back River
River in Connecticut. All launches on Back River.
Community
Where people who use Back River talk about it.
Nearby launches
- Lieutenant River Carry-in Access · 2.0 mi · Lieutenant River
- Baldwin Bridge Boat Launch · 2.5 mi · Connecticut River
- Four Mile River Boat Launch · 4.0 mi · Fourmile River
- Rogers Lake Boat Launch · 5.3 mi · Rogers Lake
- Uncas Pond (Hog Pond) Boat Launch · 5.9 mi · Uncas Pond
- Norwich Pond Boat Launch · 6.8 mi · Norwich Pond
Sources
- Connecticut DEEP state boat launches (trailered) record 298 · Public record, no license stated (CT DEEP open data)
- Great Island Boat Launch details read October 13, 2026
- OpenStreetMap n178215620 © OpenStreetMap contributors, ODbL
Why it is listed as public: listed by Connecticut DEEP state boat launches (trailered). Something wrong, or is this launch private? Corrections help everyone; a reporting form is coming soon.