461 & 471 3rd Street, Key Colony, FL 33051 - Photo 1

1/1

$1,680,000

Sold
Closed
Duplex
6 Beds
4 Full Baths
2,528 Sq. Ft.

1/1

Property Description

Capitalize on proven income and flexibility with this fully furnished, turnkey waterfront duplex generating approx. $100K/year in rental income! Built above flood for added peace of mind and potential insurance savings, this well-established (for 10+ years) vacation rental features two spacious 3BD/2BA units with private entrances and parking. Enjoy 60 ft. of deep-water dockage on a wide canal with immediate ocean access, plus two private waterfront outdoor living spaces framed by lush tropical landscaping and privacy fencing between. Whether you rent both units, live in one and rent the other or enjoy as a multi-family retreat, this property offers unmatched versatility at a price point well below comparable 6-bedroom waterfront single-family homes in Key Colony Beach. Just ¼ mile from the Cabana Club and close to beaches, dining, and shopping--ready for immediate use or continued rental success!

Full Property Details

Full Property Details for 461 & 471 3rd St

General

Sold For: $1,680,000
Taxes: $6,941 (2024)
Status: Closed
Type: Duplex
Source: 927
MLS ID: 615206
Added to Site: 457 day(s) ago

Interior

Interior Features: Drapes/Blinds Incl, Smoke Alarms, Storage, Window Treatments
Appliances: Stainless Steel Appliance(s), Dishwasher, Dryer, Microwave, Oven, Range, Refrigerator, Washer
Flooring: Tile

Rooms

Bathrooms

Total Bathrooms: 4
Full Bathrooms: 4

Bedrooms

Total Bedrooms: 6

Additional Information

Shared Amenities: Bike Paths, Beach, Tennis Court(s)
Security/Safety: Patrolled Area

Exterior

Exterior Features: Fencing, Privacy Wall/Fence

Location

Area: 17 - Vaca Cut - Both Sides Holiday Inn/Key Colony
County: Monroe
Subdivision: Key Colony Beach (53.5)
Driving Directions: Take Sadowski Causeway, make a left onto E Ocean Dr. Turn left onto 3rd st. Home is on the left

Community

Assoc. Fees Include: None
Pets Allowed: Yes

Heating & Cooling

Central air: Yes
Air Conditioning: Yes
Cooling Type: Central Air, Ceiling Fans(s)

Structural Information

Architectural Style: Above Flood
Construction: CBS
Roof: Metal
Windows/Doors: Single Hung Windows, Sliding Glass Doors, Shutters
Square Feet: 2,528
Sq. Ft. Source: Property Data Card
Year Built: 1997

Unit Information

Units in Building: 2

Lot Features

Property View: Canal
Lot Size (Acres): 0.16
Lot Size (Sq. Ft.): 6,672
Lot Size Source: Property Data Card
Zoning: R-2A - Key Colony Two Family

Water Features

Water Front: Yes
Water View: Yes
Water Front Desc.: Canal Front

Financial Considerations

Tax Amount: $6,941.18
Tax Year: 2024
Terms: Cash, Conventional, VA Loan, FHA

Disclosures and Reports

Legal Description: BK 3 S 1/2 LOT 19 KEY COLONY BEACH PB3-120 SHELTER KEY OR318-468/69 OR354-87/88 OR635-14/15 OR871-1174 OR913-985 OR1398
Flood Zone: AE
APN: 00072850-000000

Listed and Sold by Island Breeze Realty, LLC, David N. Grego (305) 481-1296

What's Your Home Worth?

* Indicates a required field

For a complimentary comparative market analysis, please contact us so we can discuss your home's value.

Your Property Information

Address optional

City *State *

Zip Code *

Your Contact Information

First Name *Last Name *

Email Address *

Phone Number *

Comment *

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Submit, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If an Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby’s International Realty®). I acknowledge that I have read and agree to the Terms of Use and Privacy Notice.

Listing agent

— 461 & 471 3rd St —

David N. Grego

Island Breeze Realty, LLC

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender

NMLS#: 1598647

Get Pre-Approved

Schools

Schools serving 461 & 471 3rd St

School District:Monroe County School District, Middle Torch Key, FL

Name	Grades	Distance
Stanley Switlik Elementary School 3400 Overseas Highway, Marathon, FL 33050	PK-5	5 mi
Marathon School 350 Sombrero Beach Road, Marathon, FL 33050	6-12	4.1 mi

Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 461 & 471 3rd St

Date

Details

Price

Change

Source

8/07/2026

Sold

$1,680,000

-9.09%

MLS

5/28/2025

Listed

$1,848,000

—

MLS

Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

275 30th Street Oce, Marathon, FL 33050 - Photo 1

Just Listed

$1,399,000

275 30th Street Oce Marathon, FL 33050

Single Family
Active
Updated 3 days ago

3
Beds
2
Total Baths
988
Sq. Ft.

Listed by Coldwell Banker Schmitt Real Estate Co., Samuel Davis Williams

390 25th Street Oce, Marathon, FL 33050 - Photo 1

Just Listed

$725,000

390 25th Street Oce Marathon, FL 33050

Single Family
Active
Updated 17 hours ago

3
Beds
2
Total Baths
1,000
Sq. Ft.

Listed by Coldwell Banker Schmitt Real Estate Co., Monica Jane Barrett

389 N Anglers Dr, Marathon, FL 33050 - Photo 1

Just Listed

$469,000

389 N Anglers Dr #206 Marathon, FL 33050

Condo
Active
Updated 2 days ago

2
Beds
2
Total Baths
938
Sq. Ft.

Listed by Berkshire Hathaway HomeServices Keys Real Estate, Nate Bartlett

11600 1st Ave Gulf, Marathon, FL 33050 - Photo 1

Just Listed

$999,000

11600 1st Ave Gulf #23 Marathon, FL 33050

Townhouse
Active
Updated 17 hours ago

3
Beds
3
Total Baths
1,600
Sq. Ft.

Listed by Coldwell Banker Schmitt Real Estate Co., Monica Jane Barrett

8401 Gulf of Mexico Blvd, Marathon, FL 33050 - Photo 1

Price Reduced

-$75,000 (-4.92%)

$1,450,000

8401 Gulf of Mexico Blvd ##401 Marathon, FL 33050

Condo
Active
Updated 6 days ago

2
Beds
3
Total Baths
2,004
Sq. Ft.

Listed by Coldwell Banker Schmitt Real Estate Co., Jesus Parra

647 82nd Street Ocean St, Marathon, FL 33050 - Photo 1

Price Reduced

-$50,000 (-7.15%)

$649,000

647 82nd Street Ocean St Marathon, FL 33050

Mobile Home
Active
Updated 3 days ago

1
Bed
1
Total Bath
684
Sq. Ft.

Listed by Coldwell Banker Schmitt Real Estate Co., Jesus Parra and Coldwell Banker Schmitt Real Estate Co., Lela Ashkarian

58773 Overseas Hwy, Marathon, FL 33050 - Photo 1

Price Reduced

-$75,000 (-4.29%)

$1,675,000

58773 Overseas Hwy Marathon, FL 33050

Single Family
Active
Updated 6 days ago

3
Beds
2
Total Baths
1,280
Sq. Ft.

Listed by Coldwell Banker Schmitt Real Estate Co., Lela Ashkarian and Coldwell Banker Schmitt Real Estate Co., Jesus Parra

12690 Overseas Hwy, Marathon, FL 33050 - Photo 1

Price Reduced

-$20,000 (-2.67%)

$729,000

12690 Overseas Hwy #413 Marathon, FL 33050

Condo
Active
Updated 6 days ago

2
Beds
3
Total Baths
1,352
Sq. Ft.

Listed by Coldwell Banker Schmitt Real Estate Co., Samuel Davis Williams

200 5th St, Key Colony, FL 33051 - Photo 1

Sold

$1,495,000

200 5th St Key Colony, FL 33051

Single Family
Closed

3
Beds
4
Total Baths
2,400
Sq. Ft.

Listed and Sold by Berkshire Hathaway HomeServices Keys Real Estate, Nate Bartlett

16 E Ocean Dr, Marathon, FL 33050 - Photo 1

Sold

$1,825,000

16 E Ocean Dr Marathon, FL 33050

Single Family
Closed

5
Beds
2
Total Baths
2,008
Sq. Ft.

Listed by Berkshire Hathaway HomeServices Keys Real Estate, Nate Bartlett and Berkshire Hathaway HomeServices Keys Real Estate, Brenda G Torrella
Sold by Berkshire Hathaway HomeServices Keys Real Estate, Brenda G Torrella

101 E Ocean Dr, Key Colony, FL 33051 - Photo 1

Sold

$1,575,000

101 E Ocean Dr #C402 Key Colony, FL 33051

Condo
Closed
Updated 50 minutes ago

3
Beds
2
Total Baths
1,716
Sq. Ft.

Listed by Lokation Real Estate, Brenda Alexander
Sold by Florida Keys Real Estate Group, Thomas Carden

Sold

$1,500,100

91 Ave G Marathon, FL 33050

Single Family
Closed

3
Beds
2
Total Baths
1,598
Sq. Ft.

Listed by Coldwell Banker Schmitt Real Estate Co., Chase Foster
Sold by Berkshire Hathaway HomeServices Keys Real Estate, Nate Bartlett

461 & 471 3rd Street, Key Colony, FL 33051 (MLS# 615206) is a Duplex property that was sold at $1,680,000 on August 07, 2026. Want to learn more about 461 & 471 3rd Street? Do you have questions about finding other Duplex real estate for sale in Key Colony? You can browse all Key Colony real estate or contact a Coldwell Banker agent to request more information.

461 & 471 3rd St Key Colony, FL 33051