Grassy Key Marina
Live Tide Conditions
Updated 4 hr agoSource: NOAA CO-OPS station 8723970 — Vaca Key, Florida Bay · 10.9 mi from this ramp
Launch Light & Moon — June 20
local timeWaxing Crescent (28% illuminated). Average fishing outlook by moon phase — focus on dawn and dusk bite windows.
Location
Quick Facts: Grassy Key Marina
| Location | Marathon, Florida |
|---|---|
| Waterbody | Bay View |
| Access Type | Private |
| Rating | 4.5/5 (79 reviews) |
| Coordinates | 24.768024, -80.944432 |
| Hours | Check on site |
| County | Monroe County |
| Tidal | Yes - check tide charts before launching |
| Phone | (305) 922-2665 |
Grassy Key Marina is a boat launch providing access to Bay View in Marathon, Florida at coordinates 24.76802, -80.94443. Rated 4.5/5 based on 79 Google reviews.
Grassy Key Marina is a private boat launch on Bay View in Marathon, Monroe County, Florida. This is a private or restricted facility — confirm access requirements, fees, or membership before towing out. This page shows current NOAA tide readings, 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 Marathon • public launch in Monroe County • fishing access on Bay View • Florida boat launch
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Frequently Asked Questions About Grassy Key Marina
Is Grassy Key Marina free to use?
Grassy Key Marina is a private facility. Contact the operator for access information.
How is Grassy Key Marina rated?
Grassy Key Marina has a 4.5 out of 5 rating based on 79 Google reviews from boaters.
What water does Grassy Key Marina access?
Grassy Key Marina provides boat launch access to Bay View in Marathon, Florida.
How do I get to Grassy Key Marina?
Grassy Key Marina is located at coordinates 24.768024, -80.944432 in Marathon, Florida. 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 3.8 mi, each offering access to nearby waters with varying facilities and conditions.