Marina with Seawall for Eight
For Sale
$3,300,000
74560 Overseas Highway, Islamorada, FL 33036
COMMERCIAL - Lower Matecumbe, FL
Property Size6,071 SF
Lot Size0.35 Acres
Price / SF$543.57
Days on Market169
Property Features for 74560 Overseas Highway
General Information
Property type
Commercial Sale
Property subtype
Other
Zoning
CF - Commercial Fishing
Bedrooms
3
Bathrooms
3
Full bathrooms
3
Rooms
Bedroom 3, Bathroom 3, Bedroom 1, Bedroom 2, Bathroom 2, Bathroom 1
Appliances
Refrigerator, Washer, Dryer, Dishwasher
Subdivision
Mat Sandy Bch (75.0)
View
Water, Ocean, Harbor
Standard status
Active
APN
00394480-000105
Size
6,071 SF
Lot size
0.35 Acres
Taxes and HOA fees
Tax Year
2025
Tax Description
MATECUMBE SANDY BEACH PB3-127 LOWER MATECUMBE KEY PT TRACT 5 (AKA PARCEL #5)
Tax Annual Amount
20435
Legal Description
MATECUMBE SANDY BEACH PB3-127 LOWER MATECUMBE KEY PT TRACT 5 (AKA PARCEL #5)
Utilities
Water front features
Ocean Front
Water front
1
Building Details
Year built
1983
Floors in Building
3
Building materials
CBS
Listing Agency:
Coldwell Banker Schmitt Islamorada
(305) 664-4470
Listed By:
Alina Davis · License #3216995
(305) 393-0541
Added: Feb 16
Changed: Aug 3
Last Checked: Aug 4 at 7:06AM
MLS# 618699
Copyright © 2026 Florida Keys Board of REALTORS®. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
Investment Insights
Based on property information with market context.
Marina commercial fishing waterfront property at 74560 Overseas Highway offering multiple revenue paths. The site includes a 15,000 SF parcel with generous on-site parking and 100 feet of seawall capacity designed to accommodate up to 8 slips. The zoning (CF - Commercial Fishing) supports residential density alongside marine-aligned business uses, including destination restaurant, seafood market, marine outfitter, charter or backcountry fishing headquarters, and marina-support retail.
The existing structure (CBS construction, built in 1983) includes wraparound windows framing sweeping Atlantic views and a top-floor penthouse suite suited for owner occupancy, executive housing, or premium rental use subject to approvals. The property also includes 5,640 SF of commercial space and supports four affordable housing units plus one market-rate residence.
The waterfront orientation provides immediate Florida Bay and Atlantic Ocean access, and the building configuration can accommodate a rooftop helipad. Standard household appliances are included, including a refrigerator, washer, dryer, and dishwasher.
The existing structure (CBS construction, built in 1983) includes wraparound windows framing sweeping Atlantic views and a top-floor penthouse suite suited for owner occupancy, executive housing, or premium rental use subject to approvals. The property also includes 5,640 SF of commercial space and supports four affordable housing units plus one market-rate residence.
The waterfront orientation provides immediate Florida Bay and Atlantic Ocean access, and the building configuration can accommodate a rooftop helipad. Standard household appliances are included, including a refrigerator, washer, dryer, and dishwasher.
Key Highlights
- 100 feet of seawall capacity for up to 8 slips, supported by oceanfront access
- Zoned CF - Commercial Fishing with flexibility for marine‑oriented commercial and residential uses
- 5,640 SF of commercial space plus four affordable housing units and one market‑rate residence
Financial Insights For Apartment 5plus
Simulate Cap Rate and NOI
NOI Build-Up
- Vacancy
- income lost from leasable area expected to sit empty during the year — subtracted from gross rent.
- EGI (Effective Gross Income)
- gross rent minus vacancy losses — the realistic income before paying operating costs.
- OpEx (Operating Expenses)
- recurring costs to operate the property (property tax, insurance, utilities, maintenance, management) — excludes financing and capital improvements.
- NOI (Net Operating Income)
- income a property generates after operating costs but before financing and taxes.
| Component | $ | $/SF |
|---|---|---|
| Gross rent | $183.6k | $30.24 |
| − Vacancy | −$12.3k | −$2.03 |
| EGI | $171.3k | $28.21 |
| − OpEx | −$77.1k | −$12.70 |
| NOI | $94.2k | $15.52 |
6,071 SF · lease $30.24/SF/yr · vacancy 6.70% · expense 45.00%
Alternative Uses
Best Use
Apartment 5plus
$1.35M
$1.18M – $1.57M
NOI $94,208 @ 7.0% cap · market cap 2.85%
Second Best
Specialty Retail
$1.34M
$1.17M – $1.57M
NOI $93,924 @ 7.0% cap · market cap 2.85%
Theoretical Best
Office A
$2.44M
$2.14M – $2.85M
NOI $170,940 @ 7.0% cap · market cap 5.18%
Zoning and permitted uses should be independently verified with authorities.
Property Analytics
Property Profile
Current Use
Lease Details
Yes
Highway access
Yes
Paved road access
Location Intelligence
Trade Area within ½ mile
90
Businesses Nearby
Explore this area
Business Placement
Demographics for 33036, FL
3,541
Population
3,651
Households
1
Avg Household Size
56
Median Age
40%
College-Educated
97%
High-School Grad
5.8 sq mi
ZIP Area
611
Density / Sq Mi
$88,214
Median Household Income
$46,735
Median Earnings
$1,846
Median Rent
$995,600
Median Home Value
Market
Vacancy Rate% for Multifamily in South region
Questions? Ask Rey
Realmo’s AI knows this listing — price, zoning, demand, history. Ask anything.
Frequently Asked Questions
What type of property is this?
Marina - Commercial fishing marina property with 100 feet of seawall, oceanfront access, and zoning for residential and commercial uses.
Where is this marina located?
The property is located at 74560 Overseas Highway Islamorada, FL.
What is the asking price?
The asking price for this property is $3,300,000.
What are key features of this property?
This property features: 100 feet of seawall capacity for up to 8 slips, supported by oceanfront access; Zoned CF - Commercial Fishing with flexibility for marine‑oriented commercial and residential uses; 5,640 SF of commercial space plus four affordable housing units and one market‑rate residence
