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29740 Overseas Highway, Big Pine Key, FL 33043

$6,799,000
Property Type: Commercial Sale Baths: 2 Square Footage: 14,198 Lot Size (sq. ft.): 55,133 Status: Active
Current Price: $6,799,000 List Date: 3/03/2026 Last Modified: 3/19/2026

Overview

Description

Triton Sea Center represents one of the most compelling marina acquisition opportunities in the Florida Keys. Strategically located at 29740 Overseas Highway in Big Pine Key, this fully renovated, turnkey marina combines income-producing operations with premium waterfront real estate. Set on 1.27 acres with both canal frontage and prime highway exposure, the 50,406 sq. ft. upland parcel offers outstanding accessibility and visibility. The 14,198 sq. ft. facility includes a CBS constructed retail space and a metal boat barn designed for efficiency and durability. The marina accommodates 71 total slips: 24 interior dry racks, 22 exterior racks, 16 ground slips, 7 wet slips and room for 2 additional slips along 130' concrete seawall Operational infrastructure includes a 28,000 lb travel lift, fuel dock with six 500-gallon tanks, 5,000 lb/day commercial ice machine, walk-in cooler, offices, storage areas, and 18 dedicated parking spaces. The retail operation offers boating supplies, appa ...

Listing Details MLS# 618896

Location, Tax & Legal

Street #
29740
Street Name
Overseas
Street Suffix
Highway
Key/Island
Big Pine Key
State/Province
FL
Zip Code
33043
Subdivision
Cahill Pines & Palms (30.0)
County
Monroe
Area
11 - Big Pine Key, No Name Key
City
Big Pine
Off Shore Island
No
Mile Marker
30
Marathon Neighborhood
N/A
Side
Ocean
Flood Zone
AE
Alternate Key #
1311952
Parcel #
00244060-000000
Zoning
SC - Sub Urban Commercial District
Legal
BK 3 LTS 1 THRU 5 & ADJ PT STATE RD 5 CAHILL PINES & PALMS PB3-94 BIG PINE KEY
Taxes
16878.97
Tax Year
2025

Contract Information

Listing Board
Key West Association
Limited Representation
No
As is Rght to Inspct
Yes
Potential Short Sale
No
Bank Owned
No
Species List
Yes

General Property Description

Realtor.COM Type
Commercial
Style
Commercial
Lot SqFt
55133
Waterfront
Yes
Control Depth
4
Business Name
Triton Sea Center
# Parking Spaces
18
# Stories
Yes
Building Ht. Ft.
38
Total # Buildings
Yes
Building SqFt
14198
SqFt Source
Property Data Card
Living Apx SqFt
14198
Total Units
Yes
Year Built
1968
Half Baths
2
Total Baths
2

Association Info

Mandatory Home Owners Asc
No
Voluntary Home Owners Asc
No
1st Right of Refusal
No

Property Info

# Boat Slips
71

More Information

Dockage

Seawall
Concrete
Basin
Yes
Boat Slip
Yes
Other Dockage
Yes

Vehicle Storage

Car(s)
4+
Off Street Parking
Yes
Trailer Storage
Yes

Appliances

Other
Ice Machine

Financial Status

Bank Owned
No
Potential Short Sale
No

Remarks & Misc

Remarks – Consumer
Triton Sea Center represents one of the most compelling marina acquisition opportunities in the Florida Keys. Strategically located at 29740 Overseas Highway in Big Pine Key, this fully renovated, turnkey marina combines income-producing operations with premium waterfront real estate. Set on 1.27 acres with both canal frontage and prime highway exposure, the 50,406 sq. ft. upland parcel offers outstanding accessibility and visibility. The 14,198 sq. ft. facility includes a CBS constructed retail space and a metal boat barn designed for efficiency and durability. The marina accommodates 71 total slips: 24 interior dry racks, 22 exterior racks, 16 ground slips, 7 wet slips and room for 2 additional slips along 130' concrete seawall Operational infrastructure includes a 28,000 lb travel lift, fuel dock with six 500-gallon tanks, 5,000 lb/day commercial ice machine, walk-in cooler, offices, storage areas, and 18 dedicated parking spaces. The retail operation offers boating supplies, apparel, and convenience items, creating diversified income streams. Renovated in 2022 and maintained in mint condition, the property reflects pride of ownership and operational excellence. Suburban Commercial zoning allows for continued marina and retail operations in this high-traffic, high-visibility location. This is a rare opportunity to acquire both business and real estate in one of the most desirable boating markets in the world.
Directions
On US1 at the South end of Big Pine Key.

Deed Restrictions

Unknown
Yes

Type

Grocery/Convenience
Yes
Marina
Yes
Retail
Yes

Fee Includes

None
Yes

Cooling

Central Air
Yes

Waterfront

Canal Front
Yes

Waterview

Canal View
Yes

Floor

Concrete
Yes
Tile
Yes

Construction

CBS
Yes
Combo Construction
Yes
Other
Yes

Land Size

1 Less Than 2 Acres
Yes

Utilities

Buyer to Verify
Yes
FKAA
Yes
Municipal Sewer
Yes

Title

Negotiable
Yes

Miscellaneous

High Traffc Location
Yes
High Visibility
Yes
Highway Frontage
Yes
Loading Dock
Yes
Manager on Premises
Yes
Overhead Doors
Yes
Security System
Yes

Roof

Metal Roof
Yes

Property Features

Deed Restrictions: Unknown Type: Grocery/Convenience; Marina; Retail Waterfront: Canal Front Waterview: Canal View Dockage: Basin; Boat Slip; Other Dockage Vehicle Storage: Off Street Parking; Trailer Storage Cooling: Central Air Utilities: Buyer to Verify; FKAA; Municipal Sewer Miscellaneous: High Traffc Location; High Visibility; Highway Frontage; Loading Dock; Manager on Premises; Overhead Doors; Security System Construction: CBS; Combo Construction; Other Floor: Concrete; Tile Roof: Metal Roof Land Size: 1 Less Than 2 Acres Fee Includes: None Title: Negotiable
Listing Office: Coldwell Banker Schmitt Real Estate Co
Last Updated: March - 19 - 2026
The data relating to real estate for sale on this web site comes in part from the Florida Keys MLS, Inc. Information provided is deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. The information being provided is for consumers’ personal, non-commeral use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. IDX data is deemed reliable but is not guaranteed accurate by the MLS.
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