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Grassy Key Outpost

4.6

About this business

Specialties Breakfast, lunch, dinner, beer & wine, provisions...get it here! Welcome to Grassy Key Outpost; an island market and grill. "The Outpost" is a "must stop" spot in the middle Keys. Its home at mile marker 58 has been a famed stopping point for travelers passing by and vacationers settling in, for generations. Stop in and you will discover a friendly vibe that echoes a simpler time when guests sat a counter, talked fishing over cold drinks, ordered take-out lunch for a day on the water, or for the road while listen... read more

Location details

58152 Overseas Hwy, Mile Marker 58 Oceanside, Marathon, FL, 33050, United States

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WeekdayScheduleStatus
Mon9:00 a.m. to 6:00 p.m.
Tue9:00 a.m. to 6:00 p.m.
Wed9:00 a.m. to 6:00 p.m.
Thu9:00 a.m. to 6:00 p.m.
Fri9:00 a.m. to 6:00 p.m.
SatClosed
SunClosed
4.6292 reviews
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Laurie Lamont Olsen's profile image
Laurie Lamont Olsen 
8 years ago

Food was awesome. Brussel Sprout Chips were amazing. Ate there a couple times on our visit to the Keys. Staff was very friendly. 

Whobit Chacockoff's profile image
Whobit Chacockoff 
8 years ago

Food was alright, dessert was great. Kitchen was slow about a hour to get food😔. Server was nice but kitchen let her down 

Keith Frost's profile image
Keith Frost 
8 years ago

Less than the star. Waited half an hour for a grilled cheese to go. Another person in our party ordered a grill cheese also ordered a grill cheese. It came out 10 minutes before I gave up. She threw it away due to the cheese not being melted. I got my money back in cash but wanted my receipt as I paid with a debit card and needed to mark it in the checkbook. At that point the manager? Started calling the police because I wanted my receipt. Wow. Customer service galore. Same guy that kept telling me every 10 minutes told me t... read more

Stephen Dodd's profile image
Stephen Dodd 
8 years ago

Great burgers!! Great service! Great locale! We'll be back. 

Rachel Mulhall Pilat's profile image
Rachel Mulhall Pilat 
8 years ago

Great place to eat!! The potatoes and sausage were Delicious however my eggs were bland. The service there was impeccable. The waitstaff were super attentive and so nice. Our food came out quick. Be sure to try it!! 

Buzz White's profile image
Buzz White 
8 years ago

Had a late breakfast. It was Wonderful..omelette w potatoes and grits...mimosas...everything was perfect!!! Service was excellent and we ate outside! 

Blaine Cook's profile image
Blaine Cook 
8 years ago
Lynne Hornick's profile image
Lynne Hornick 
8 years ago

Loved eating here. The staff are very friendly & great food. The iced tea is awesome too. The Brussels sprout chips are excellent. 

Raul Ornelas's profile image
Raul Ornelas 
8 years ago

Frequently asked questions about Grassy Key Outpost

How is Grassy Key Outpost rated?

Grassy Key Outpost has a 4.6 star rating with 292 reviews. 

When is Grassy Key Outpost open?

Grassy Key Outpost is closed now. It will open on Monday at 9:00 a.m. 

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