Great Island State Boat Launch
Launch Conditions
Use cautionLaunch with caution — limited daylight.
- Advisories
- None active
- Daylight
- Past sunset (7:29 PM)
- Water level
- 1.05 ft
- Tide
- 0.605 ft now
Live from the National Weather Service, USGS, and NOAA. A guide, not a substitute for official forecasts and your own judgment.
Live Tide Conditions
Updated 5 hr agoSource: NOAA CO-OPS station 8461490 — New London · 13.2 mi from this ramp
Live Water Conditions on Long Island Sound
Updated 2 hr agoSource: USGS station 01305000 — CARMANS RIVER AT YAPHANK NY · 11.3 mi from Long Island Sound
Launch Light & Moon — August 29
local timeFull Moon (98% illuminated). Peak fishing window — solunar theory puts fish most active around the new and full moon.
Location
Quick Facts: Great Island State Boat Launch
| Location | Old Lyme, Connecticut |
|---|---|
| Waterbody | Long Island Sound |
| Access Type | Public - Free |
| Rating | 4.6/5 (42 reviews) |
| Coordinates | 41.287636, -72.323486 |
| Hours | Check on site |
| County | Lower Connecticut River Valley Planning Region |
| Tidal | Yes - check tide charts before launching |
Great Island State Boat Launch is a public boat launch providing access to Long Island Sound in Old Lyme, Connecticut at coordinates 41.28764, -72.32349. Rated 4.6/5 based on 42 Google reviews.
Great Island State Boat Launch is a public boat launch on Long Island Sound in Old Lyme, Lower Connecticut River Valley Planning Region County, Connecticut. As a public launch it is open to all boaters; state- and county-run ramps like this are typically free or charge only a modest day-use fee. This page shows current NOAA tide readings, live USGS water level and temperature, sunrise, sunset, and moon-phase times for the launch, updated automatically. There are 6 other mapped boat ramps within about 15 miles if conditions here aren't right.
Related: boat ramp near Old Lyme • public launch in Lower Connecticut River Valley Planning Region • fishing access on Long Island Sound • Connecticut boat launch
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Frequently Asked Questions About Great Island State Boat Launch
Is Great Island State Boat Launch free to use?
Yes, Great Island State Boat Launch is a public boat launch with free access in Old Lyme, Connecticut.
How is Great Island State Boat Launch rated?
Great Island State Boat Launch has a 4.6 out of 5 rating based on 42 Google reviews from boaters.
What water does Great Island State Boat Launch access?
Great Island State Boat Launch provides boat launch access to Long Island Sound in Old Lyme, Connecticut.
How do I get to Great Island State Boat Launch?
Great Island State Boat Launch is located at coordinates 41.287636, -72.323486 in Old Lyme, Connecticut. Use the "Get Directions" buttons on this page to navigate with Google Maps or Apple Maps.
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Alternative Boat Launches Nearby
Boaters have 6 other launch options within 2.8 mi, each offering access to nearby waters with varying facilities and conditions.