350 11th Street, Key Colony, FL 33051 - Photo 1

1/1

$995,000

Sold
Closed
Duplex
2 Beds
3 Full Baths
1,288 Sq. Ft.

1/1

Property Description

Welcome to your own slice of paradise in the heart of Key Colony Beach! This well-maintained 2-bedroom, 3-bath half duplex offers the ideal blend of comfort, convenience, and the coveted Florida Keys boating lifestyle. The bright, open floor plan creates an inviting space for entertaining and everyday living, while the wraparound balcony provides the perfect place to enjoy the island breeze and relax outdoors. Boaters will appreciate 37.5 feet of dockage with quick access to both the Atlantic Ocean and the Gulf of America through nearby Vaca Cut, making it easy to enjoy world-class fishing, diving, and waterfront adventures. The attached garage provides ample space for parking, storage, and all of your fishing and boating gear. The backyard features desirable easterly exposure, allowing you to enjoy beautiful morning sun and cooler afternoons. Located in one of the Florida Keys' most sought-after waterfront communities, you'll be just moments from Key Colony Beach's exceptional amenities, including Sunset Park, the par-3 golf course, waterfront restaurants, scenic walking and biking paths, pickleball and tennis courts. Whether you're searching for a full-time residence, vacation retreat, or investment opportunity, this waterfront gem offers everything you need to experience the relaxed island lifestyle that makes Key Colony Beach so special.

Full Property Details

Full Property Details for 350 11th St

General

Sold For: $995,000
Taxes: $8,339 (2025)
Status: Closed
Type: Duplex
Source: 927
MLS ID: 620707
Added to Site: 98 day(s) ago

Interior

Interior Features: Built-in Cabinets
Appliances: Dishwasher, Dryer, Microwave, Oven, Range, Refrigerator, Washer
Flooring: Tile, Carpet

Rooms

Bathrooms

Total Bathrooms: 3
Full Bathrooms: 3

Bedrooms

Total Bedrooms: 2

Additional Information

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

Exterior

Exterior Features: Storage
Deck/Patio: Open Porch/Balcony
Porch/Patio/Deck: Open Porch/Balcony

Parking

Garage: Yes
Parking Features: Off Street, Covered, Carport

Location

Area: 17 - Vaca Cut - Both Sides Holiday Inn/Key Colony
County: Monroe
Subdivision: Key Colony Bch 1st Addn Amd Plat (53.5)
Driving Directions: US-1 to Sadowski Cswy follow to turn left on W. Ocean Dr. follow to turn right on 11th street and it is down on the right hand side.

Community

Assoc. Fees Include: None
Pets Allowed: Yes

Heating & Cooling

Central air: Yes
Air Conditioning: Yes
Cooling Type: Central Air
Heating Type: Electric

Structural Information

Architectural Style: Above Flood
Construction: CBS
Roof: Tile
Windows/Doors: Sliding Glass Doors, Shutters
Square Feet: 1,288
Sq. Ft. Source: Property Data Card
Year Built: 1980

Lot Features

Property View: Canal
Lot Size (Acres): 0.1
Lot Size (Sq. Ft.): 4,125
Zoning: R-2A - Key Colony Two Family

Water Features

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

Financial Considerations

Tax Amount: $8,339.22
Tax Year: 2025
Terms: Cash, Conventional, FHA

Disclosures and Reports

Legal Description: BK 11 N 1/2 LT 59 KEY COLONY BEACH 1ST ADDN PB4-11 SHELTER KEY
Flood Zone: AE
APN: 00076760-000100

Listed by Coldwell Banker Schmitt Real Estate Co., Natalie M. Ardis (305) 481-3317
Sold by Key Colony Beach Realty, Cara Ann O'Neill

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Listing agent

— 350 11th St —

Natalie M. Ardis

Coldwell Banker Schmitt Real Estate Co.

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Schools

Schools serving 350 11th 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	4.5 mi
Marathon School 350 Sombrero Beach Road, Marathon, FL 33050	6-12	3.6 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 350 11th St

Date

Details

Price

Change

Source

9/25/2026

Sold

$995,000

-0.4%

MLS

8/26/2026

Price Reduced

$999,000

-9.18%

MLS

7/21/2026

Listed

$1,100,000

—

MLS

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

13755 Overseas Hwy, Marathon, FL 33050 - Photo 1

Just Listed

$1,499,000

13755 Overseas Hwy Marathon, FL 33050

Multi-Family
Active
Updated 3 days ago

1.36
Acres

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

217 Sombrero Beach Rd, Marathon, FL 33050 - Photo 1

Just Listed

$2,950,000

217 Sombrero Beach Rd #1 & 2 Marathon, FL 33050

Duplex
Active
Updated 2 days ago

8
Beds
6
Total Baths
3,680
Sq. Ft.

Listed by Berkshire Hathaway HomeServices Keys Real Estate - Lower Keys, Casey Crockett Burtch and Berkshire Hathaway HomeServices Keys Real Estate - Lower Keys, Chad Burtch

234 Pescayo Ave, Marathon, FL 33050 - Photo 1

Just Listed

$2,649,000

234 Pescayo Ave Marathon, FL 33050

Single Family
Active
Updated 4 days ago

3
Beds
4
Total Baths
2,868
Sq. Ft.

Listed by LPT Realty, LLC, Dawn M McComish

13759 Overseas Hwy, Marathon, FL 33050 - Photo 1

Just Listed

$3,599,000

13759 Overseas Hwy Marathon, FL 33050

Multi-Family
Active
Updated 3 minutes ago

1.47
Acres

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

101 11 Street Ocean Unit 3, Marathon, FL 33050 - Photo 1

Price Reduced

-$5,999 (-1.5%)

$394,000

101 11 Street Ocean Unit 3 Marathon, FL 33050

Mobile Home
Active
Updated 23 hours ago

2
Beds
2
Total Baths
960
Sq. Ft.

6099 Overseas Hwy, Marathon, FL 33050 - Photo 1

Price Reduced

-$16,000 (-21.33%)

$59,000

6099 Overseas Hwy #LOT 8E Marathon, FL 33050

Lots/Land
Active
Updated 1 day ago

0.03
Acres

Listed by Keys Ocean Realty Inc., Mallory Pinto

410 85th Street Ocean, Marathon, FL 33050 - Photo 1

Price Reduced

-$30,000 (-3%)

$969,000

410 85th Street Ocean Marathon, FL 33050

Single Family
Active
Updated 1 day ago

3
Beds
2
Total Baths
1,409
Sq. Ft.

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

3 Of 4 Tbr 22nd St Ocean-No Re, Marathon, FL 33050 - Photo 1

Price Reduced

-$10,000 (-6.67%)

$140,000

3 Of 4 Tbr 22nd St Ocean-No Re Marathon, FL 33050

Single Family
Active
Updated 3 days ago

Listed by Coldwell Banker Schmitt Real Estate Co., Sheryl Ann Phillips and Coldwell Banker Schmitt Real Estate Co., Richard Lee Phillips

350 11th St, Key Colony, FL 33051 - Photo 1

Sold

$995,000

350 11th St Key Colony, FL 33051

Single Family
Closed

2
Beds
2
Total Baths
1,288
Sq. Ft.

180 9th St, Key Colony, FL 33051 - Photo 1

Sold

$1,075,000

180 9th St Key Colony, FL 33051

Duplex
Closed

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

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

351 8th St, Key Colony, FL 33051 - Photo 1

Sold

$1,100,000

351 8th St Key Colony, FL 33051

Duplex
Closed

3
Beds
3
Total Baths
1,511
Sq. Ft.

Listed by Keller Williams Key West Compass Realty, The Watkins Group
Sold by Engel & VÃ¶lkers Marathon, Mark Gable

1133 W Ocean Dr, Key Colony, FL 33051 - Photo 1

Sold

$1,050,000

1133 W Ocean Dr #16 Key Colony, FL 33051

Condo
Closed

3
Beds
3
Total Baths
1,804
Sq. Ft.

Listed by Key Colony Beach Realty, Lynny Delgaizo Thompson
Sold by Ocean Sotheby's International, Karen D Raspe

350 11th Street, Key Colony, FL 33051 (MLS# 620707) is a Duplex property that was sold at $995,000 on September 25, 2026. Want to learn more about 350 11th 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.

350 11th St Key Colony, FL 33051