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$3,400,000 Just Listed

  • For Sale
  • Active
  • Single Family
  • 5 Beds
  • 4 Full Baths
  • 1 Partial Bath
  • 3,013 Sq. Ft.
  • Updated 9 hours ago
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SeaGlass Cove is a brand-new luxury, gated island community located in the heart of the Florida Keys; adjacent to Duck Key. A rare find of just 14 new construction residences offering direct Atlantic Ocean views, a resort-style pool, pickleball court, sandy beach with the flexibility of a weekly rental. The first floor offers a private two-car garage and covered cabana with spacious outdoor living space that leads out to the pool deck and beach. The second floor features an open floor plan with spacious kitchen, dining, and great room all overlooking the Atlantic Ocean. One en-suite bedroom on this floor provides seclusion for guests. On the top floor, you'll find the primary suite with a luxurious spa bath, a second guest suite and two additional guest bedrooms that share a bath. Luxuriously finished with high-end KitchenAid appliances, waterfall quartz countertops, full-height backsplashes, custom closets, and much more. Additionally, this residence offers upgrades including an outdoor summer kitchen, an exterior spiral staircase from the second down to the first floor, and a fire pit. SeaGlass Cove is barefoot luxury at its best!

Full Property Details for 59720 Overseas Hwy #10

General

  • Price: $3,400,000
  • HOA FEE: $1,061/month
  • Taxes: (2025)
  • Status: Active
  • Type: Single Family
  • Source: 927
  • MLS ID: 619897
  • Updated: 5/14/2026
  • Added to Site: 1 day(s) ago

Interior

  • Interior Features: Walk-in Closet(s), Bar, Built-in Cabinets, Pantry, Quartz Countertops, Split Bedroom
  • Appliances: Stainless Steel Appliance(s), Dishwasher, Disposal, Dryer, Microwave, Oven, Range, Refrigerator, Washer, Wine Cooler
  • Flooring: Combo, Laminate

Rooms

Bathrooms

  • Total Bathrooms: 5
  • Full Bathrooms: 4
  • Half Bathrooms: 1

Bedrooms

  • Total Bedrooms: 5

Other Rooms

  • Laundry: Laundry Room

Additional Information

  • Shared Amenities: Beach, Tennis Court(s), Pool
  • Pool: Yes
  • Pool Description: Heated, In Ground, Decked
  • Security/Safety: Electric Gate

Exterior

  • Exterior Features: Tennis Court(s), Built-in Grill, Lanai, Outdoor Shower, Privacy Wall/Fence, Sandy Beach
  • Deck/Patio: Open Porch/Balcony, Patio
  • Porch/Patio/Deck: Open Porch/Balcony, Patio

Parking

  • Garage: Yes
  • Attached garage: Yes
  • Parking Features: Covered, Vehicle Restrictions, Attached

Location

  • Area: 19 - Crawl Key & Grassy Key
  • County: Monroe
  • Subdivision: Grassy Key (58.9)

Community

  • Association: Yes
  • Assoc. Fees Include: Common Area Mnt

Heating & Cooling

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

Structural Information

  • Architectural Style: Above Flood
  • Construction Status: New Construction
  • Construction: CBS, Stucco
  • Roof: Metal
  • Windows/Doors: Glass Doors, Impact Rstnce Doors, Impact Rstnce Window, Sliding Glass Doors
  • Square Feet: 3,013
  • Sq. Ft. Source: Builder/Architect
  • Year Built: 2024
  • Property Condition: New Construction

Unit Information

  • Units in Building: 14

Lot Features

  • Property View: Open Water View, Ocean
  • Lot Size Source: Builder/Architect
  • Lot Dimensions: Lot size varies per residence - footprint+
  • Zoning: RM-2 - Residential Medium - 2

Water Features

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

Financial Considerations

  • Association Fee: Yes
  • Association Fee: $1,061
  • Assoc Fee Freq.: Monthly
  • Tax Year: 2025

Disclosures and Reports

  • Legal Description: 20 65 34 GRASSY KEY PT LOT 5 OR255-324 OR494-1039 OR504-887 OR504-890 OR537-956 OR611-267 OR775-1168 OR776-1655 OR798-1
  • Flood Zone: AE

Listed by Internet Realty of the Florida Keys Inc, Sabrina Acevedo (305) 393-6006 and Internet Realty of the Florida Keys, Gregory A Maclaren (305) 872-8442

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Listing agents

— 59720 Overseas Hwy #10 —

  • Sabrina Acevedo

    Internet Realty of the Florida Keys Inc

  • Gregory A Maclaren

    Internet Realty of the Florida Keys

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 59720 Overseas Hwy #10

School District:Monroe County School District, Middle Torch Key, FL
NameGradesDistance
Stanley Switlik Elementary School
3400 Overseas Highway, Marathon, FL 33050
PK-510.9 mi
Marathon School
350 Sombrero Beach Road, Marathon, FL 33050
6-1210.2 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 59720 Overseas Hwy #10 Get Price Alerts and Save Property

Date
Details
Price
Change
Source
5/13/2026
Listed
$3,400,000
15.32%
MLS
6/06/2022
Sold
$2,948,214
—
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 59720 Overseas Hwy #10

Year
Property Taxes
Change
Tax Assessment
Change
2024
$21,266
—
$6,257,742
165%
2024
$21,266
-7%
$2,363,984
—
2023
$22,850
4%
$2,364,202
-6%
2022
$21,891
29%
$2,514,885
83%
2021
$16,994
4%
$1,376,384
110%
2019
$16,326
1%
$656,425
10%
2018
$16,121
—
$596,750
-62%
2017
$16,153
-3%
$1,576,326
—
2016
$16,724
13%
$1,576,326
117%
2015
$14,857
-1%
$726,124
—
2014
$15,022
1%
$723,206
4%
2013
$14,827
—
$697,663
—
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 59720 Overseas Hwy #10

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*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 Internet Realty of the Florida Keys Inc, Sabrina Acevedo (305) 393-6006 and Internet Realty of the Florida Keys, Gregory A Maclaren (305) 872-8442

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59720 Overseas Highway #10, Marathon, FL 33050 (MLS# 619897) is a Single Family property with 5 bedrooms, 4 full bathrooms and 1 partial bathroom. 59720 Overseas Highway #10 is currently listed for $3,400,000 and was received on May 13, 2026. Want to learn more about 59720 Overseas Highway #10? Do you have questions about finding other Single Family real estate for sale in Marathon? You can browse all Marathon real estate or contact a Coldwell Banker agent to request more information.

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