Recently Viewed Properties
See This Home
Save This Listing
Close

View All Photos

$2,595,000

  • For Sale
  • Active
  • Single Family
  • 4 Beds
  • 4 Full Baths
  • 2,351 Sq. Ft.
  • Updated 19 minutes ago
See This Home
Save This Home
See This Home
Save This Home
Experience refined island living in this elegant deepwater canal home on Duck Key-an exceptional retreat ideal for large families or those who love to entertain. Perfectly positioned along the pristine Indies Canal, the home captures sweeping water views and offers enchanting peek-a-boo vistas of the ocean from the private master suite balcony. Crafted with enduring quality, this elevated concrete home features a metal roof and expansive windows that frame lush tropical scenery from every angle. Generously proportioned rooms, a graceful interior staircase connecting both levels, and tile flooring throughout enhance the home's spacious and sophisticated feel. Outdoor living is elevated with expansive wrap-around balconies, a concrete seawall, and ground-level covered areas ideal for relaxing or hosting guests. The spacious lower-level family room provides an inviting additional living area, seamlessly connected to the patio and waterfront. The property also includes a one-car garage, abundant storage, and ample room for additional parking-perfect for a golf cart, a favored mode of island transportation. Residents may opt to join Club Duck Key, offering resort-style amenities including a heated and chilled swimming pool, pickleball and tennis courts, a grand lanai for entertaining, and a vibrant year-round social calendar. The island also features two full-service marinas with fuel, boat storage, water sports, and an array of dining options. This exceptional deepwater home blends luxury, comfort, and the quintessential Florida Keys lifestyle. Don't miss the opportunity to make this extraordinary legacy property your own-schedule your private showing today.

Full Property Details for 340 E Seaview Dr

General

  • Price: $2,595,000
  • HOA FEE: $21/month
  • HOA FEE FREQ.: Yearly
  • Taxes: $13,676 (2024)
  • Status: Active
  • Type: Single Family
  • Source: 927
  • MLS ID: 617471
  • Updated: 5/13/2026
  • Added to Site: 181 day(s) ago

Interior

  • Interior Features: Drapes/Blinds Incl, Granite Counter Top, Split Bedroom, Wet Bar
  • Appliances: Stainless Steel Appliance(s), Dishwasher, Dryer, Microwave, Range, Refrigerator, Washer
  • Flooring: Wood, Tile

Rooms

Bathrooms

  • Total Bathrooms: 4
  • Full Bathrooms: 4

Bedrooms

  • Total Bedrooms: 4

Other Rooms

  • Laundry: Laundry Room

Additional Information

  • Shared Amenities: Fire Hydrant, Community Boat Ramp
  • Security/Safety: Patrolled Area

Exterior

  • Exterior Features: Storage
  • Deck/Patio: Open Porch/Balcony, Widow's Walk, Patio
  • Porch/Patio/Deck: Open Porch/Balcony, Widow's Walk, Patio

Parking

  • Garage: Yes
  • Parking Features: Carport

Location

  • Area: 20 - Duck Key, Coral Key, Conch Key
  • County: Monroe
  • Subdivision: Yacht Club Island (61.0)
  • Driving Directions: Overseas Highway to Duck Key (Mile Marker 61) on the ocean side. Follow the road over 3 bridges to E Seaview Drive. The 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

Structural Information

  • Architectural Style: Above Flood
  • Construction: CBS
  • Roof: Metal
  • Windows/Doors: Impact Rstnce Window, Other Windows/Doors, Shutters
  • Square Feet: 2,351
  • Sq. Ft. Source: Property Data Card
  • Year Built: 1985

Lot Features

  • Property View: Canal, Ocean
  • Lot Size (Acres): 0.19
  • Lot Size (Sq. Ft.): 8,298
  • Lot Size Source: Property Data Card
  • Zoning: IS - Improved Subivision District

Water Features

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

Financial Considerations

  • Association Fee: Yes
  • Association Fee: $250
  • Assoc Fee Freq.: Yearly
  • Tax Amount: $13,676.61
  • Tax Year: 2024
  • Terms: Cash, Conventional

Disclosures and Reports

  • Legal Description: BK 1 LT 20 DUCK KEY YACHT CLUB ISLAND SEC-4 TOMS HARBOR PB5-82
  • Flood Zone: AE
  • APN: 00384330-000000

Listed by Florida Keys Real Estate Group, Brenner Scheel Casey (305) 783-3395

Quickly Find Out More

* Indicates a required field

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 Send Message, 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.

We Value Your Privacy

Listing agent

— 340 E Seaview Dr —

  • Brenner Scheel Casey

    Florida Keys Real Estate Group

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 340 E Seaview Dr

School District:Monroe County School District, Middle Torch Key, FL
NameGradesDistance
Stanley Switlik Elementary School
3400 Overseas Highway, Marathon, FL 33050
PK-512.3 mi
Marathon School
350 Sombrero Beach Road, Marathon, FL 33050
6-1211.6 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 340 E Seaview Dr Get Price Alerts and Save Property

Date
Details
Price
Change
Source
11/13/2025
Listed
$2,595,000
9.26%
MLS
11/20/2024
Sold
$2,375,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 340 E Seaview Dr

Year
Property Taxes
Change
Tax Assessment
Change
2024
$13,677
—
$1,897,096
15%
2024
$13,677
9%
$1,650,430
7%
2023
$12,593
21%
$1,543,532
54%
2021
$10,372
-9%
$1,004,826
-27%
2022
$11,457
10%
$1,370,967
44%
2021
$10,372
7%
$952,123
3%
2019
$9,691
4%
$921,643
1%
2018
$9,361
3%
$912,067
-4%
2017
$9,110
10%
$948,170
20%
2016
$8,301
4%
$788,931
8%
2015
$8,015
1%
$733,318
5%
2014
$7,950
4%
$695,228
8%
2013
$7,629
—
$643,900
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Estimate the Cost for 340 E Seaview Dr

$
Down Payment
%
$
%

$
$
$

*These costs are estimates, and the interest rates assume exceptional credit standing.

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Listed by Florida Keys Real Estate Group, Brenner Scheel Casey (305) 783-3395

Similar Properties near 340 E Seaview Dr

This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.

205 & 207 Stirrup Key Blvd, Marathon, FL 33050 - Photo 1
$2,600,000
Open House

205 & 207 Stirrup Key Blvd  Marathon, FL 33050

  • Single Family
  • Active
  • Updated 6 hours ago
  • 4
    Beds
  • 3
    Total Baths
  • 3,414
    Sq. Ft.
Listed by Coldwell Banker Schmitt Islamorada, Anthony Pallaria and Coldwell Banker Schmitt Real Estate Co., Sheryl Ann Phillips
205 Stirrup Key Blvd, Marathon, FL 33050 - Photo 1 Price Reduced
-$399,000 (-13.3%)
$2,600,000

205 Stirrup Key Blvd  Marathon, FL 33050

  • Single Family
  • Active
  • Updated 2 hours ago
  • 4
    Beds
  • 3
    Total Baths
  • 3,414
    Sq. Ft.
11890 1st Ave Gulf, Marathon, FL 33050 - Photo 1
$2,575,000
Open House

11890 1st Ave Gulf  #3  Marathon, FL 33050

  • Single Family
  • Active
  • Updated 4 hours ago
  • 5
    Beds
  • 4
    Total Baths
  • 2,607
    Sq. Ft.
Listed by Berkshire Hathaway HomeServices Keys Real Estate, Nate Bartlett
180 Ana Ct, Marathon, FL 33050 - Photo 1
$2,499,000

180 Ana Ct  Marathon, FL 33050

  • Single Family
  • Active
  • Updated 1 hour ago
  • 5
    Beds
  • 3
    Total Baths
  • 2,387
    Sq. Ft.
Listed by Berkshire Hathaway HomeServices Keys Real Estate, Teresa Yeider

Just Listed near 340 E Seaview Dr

This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.

12411 Overseas Hwy, Marathon, FL 33050 - Photo 1 Just Listed
$685

12411 Overseas Hwy  Marathon, FL 33050

  • Lots/Land
  • Active
  • Updated 16 hours ago
  • 1.5
    Acres
101 11th Street Ocean, Marathon, FL 33050 - Photo 1 Just Listed
$590,000

101 11th Street Ocean  #32  Marathon, FL 33050

  • Single Family
  • Active
  • Updated 1 day ago
  • 2
    Beds
  • 2
    Total Baths
2600 Overseas Hwy, Marathon, FL 33050 - Photo 1 Just Listed
$890,000

2600 Overseas Hwy  #87  Marathon, FL 33050

  • Townhouse
  • Active
  • Updated 6 hours ago
  • 3
    Beds
  • 3
    Total Baths
  • 1,320
    Sq. Ft.
Listed by American Caribbean Real Estate, Christie's International Real Estate, Lorie Rhyne Leal and American Caribbean Real Estate, Christie's International Real Estate, Shelby Morris
58121 Morton St, Marathon, FL 33050 - Photo 1 Just Listed
$2,699,500

58121 Morton St  Marathon, FL 33050

  • Single Family
  • Active
  • Updated 6 hours ago
  • 4
    Beds
  • 3
    Total Baths
  • 1,464
    Sq. Ft.
Listed by Coldwell Banker Schmitt Key Largo, April Struhs

Price Reduced near 340 E Seaview Dr

This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.

11250 5th Ave Gulf Ave, Marathon, FL 33050 - Photo 1 Price Reduced
-$9,000 (-0.62%)
$1,450,000

11250 5th Ave Gulf Ave  Marathon, FL 33050

  • Single Family
  • Active
  • Updated 6 hours ago
  • 5
    Beds
  • 3
    Total Baths
  • 1,904
    Sq. Ft.
Listed by Beycome of Florida, LLC, Steven Koleno
82 Tingler Ln, Marathon, FL 33050 - Photo 1 Price Reduced
-$399,000 (-11.09%)
$3,200,000

82 Tingler Ln  Marathon, FL 33050

  • Single Family
  • Active
  • Updated 1 day ago
  • 4
    Beds
  • 4
    Total Baths
319 Tuskegee St, Marathon, FL 33050 - Photo 1 Price Reduced
-$10,000 (-3.64%)
$265,000
Open House

319 Tuskegee St  Marathon, FL 33050

  • Residential Lots
  • Active
  • Updated 1 day ago
  • 0.057
    Acres
2919 Sombrero Blvd, Marathon, FL 33050 - Photo 1 Price Reduced
-$50,000 (-1.79%)
$2,749,000
Open House

2919 Sombrero Blvd  Marathon, FL 33050

  • Single Family
  • Active
  • Updated 6 hours ago
  • 3
    Beds
  • 4
    Total Baths
  • 2,540
    Sq. Ft.
Listed by RE/MAX All Keys Real Estate, Kelly Randin

Recent Sales near 340 E Seaview Dr

This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.

101 Windy Point Cir, Marathon, FL 33050 - Photo 1 Sold
$2,675,000

101 Windy Point Cir  Marathon, FL 33050

  • Single Family
  • Closed
  • Updated 2 hours ago
  • 4
    Beds
  • 3
    Total Baths
  • 3,260
    Sq. Ft.
Listed by Bluecastle Real Estate, Martin Baglioni
Sold by Coldwell Banker Schmitt Real Estate Co., Teri Hiller
141 El Capitan Dr, Islamorada, FL 33036 - Photo 1 Sold
$2,500,000

141 El Capitan Dr  Islamorada, FL 33036

  • Single Family
  • Closed
  • 4
    Beds
  • 3
    Total Baths
  • 2,098
    Sq. Ft.
109 Sapodilla Dr, Islamorada, FL 33036 - Photo 1 Sold
$2,900,000

109 Sapodilla Dr  Islamorada, FL 33036

  • Single Family
  • Closed
  • 4
    Beds
  • 4
    Total Baths

340 E Seaview Drive, Duck Key, FL 33050 (MLS# 617471) is a Single Family property with 4 bedrooms and 4 full bathrooms. 340 E Seaview Drive is currently listed for $2,595,000 and was received on November 13, 2025. Want to learn more about 340 E Seaview Drive? Do you have questions about finding other Single Family real estate for sale in Duck Key? You can browse all Duck Key real estate or contact a Coldwell Banker agent to request more information.

Tour this property