16 Seaside Ave, Upper Keys, FL 33037

Upper Keys
Local realty services provided by:Countywide Properties ERA Powered
16 Seaside Ave,Islamorada, FL 33037
$11,995,000
Virtual Tour
  • 7 Beds
  • 9 Baths
  • 6,574 sq. ft.
  • Single family
  • Active
Listed by: michaela walters
Office: ocean sothebys intl realty305-712-8888
MLS#:A11992598
Source:SEFMLS

Price summary

  • Price:$11,995,000
  • Price per sq. ft.:$816.54

About this home

Welcome to 16 Seaside, an exceptional oceanfront estate offering modern design, premier boating, and investment versatility just one hour from Miami. Set on a protected private basin, the property features secure deep-water dockage for multiple vessels, each with shore power and water—an ideal setup for serious boaters. Spanning 6,585 sq ft under air, the home includes seven bedrooms, seven en-suite baths, and two half baths, with dual primary suites designed for flexibility and privacy. Interiors feature a custom chef’s kitchen, climate-controlled wine cellar, elevator, four-zone AC, and full smart-home automation. Expansive living spaces open to multiple terraces with panoramic ocean views, while a third-floor entertainment level offers a standout setting for hosting. Outdoors, enjoy a resort-style pool and spa, covered summer kitchen, tiki hut, and private sandy peninsula, all surrounded by lush landscaping and privacy fencing. Additional features include seven balconies, gated...

Contact an agent

contact an agent

Yes, I would like more information. Please use and/or share my information with an ERA®  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 ERA®  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® , Coldwell Banker® , Corcoran® , Sotheby's International Realty® ). I acknowledge that I have read and agree to theTerms of useandPrivacy notice

Home facts

  • Year built:2025
  • Listing ID #:A11992598
  • Updated:May 02, 2026 at 09:56 AM

Rooms and interior

  • Bedrooms:7
  • Total bathrooms:9
  • Full bathrooms:7
  • Half bathrooms:2
  • Flooring:Marble, Tile
  • Bathrooms Description:Dual Sinks
  • Kitchen Description:Dishwasher, Disposal, Gas Range, Microwave, Pantry, Refrigerator
  • Bedroom Description:Upper Level Primary, Walk-In Closets
  • Living area:6,574 sq. ft.

Heating and cooling

  • Cooling:Central Air, Zoned
  • Heating:Central
  • Central air:Yes

Structure and exterior

  • Roof:Concrete
  • Year built:2025
  • Building area:6,574 sq. ft.
  • Lot area:0.14 Acres
  • Architectural Style:Contemporary/Modern
  • Construction Materials:Block
  • Exterior Features:Balcony, Fence, Glass Enclosed, Open, Outdoor Grill, Porch, Security High Impact Doors
  • Levels:3+ Story

Utilities

  • Water:Public
  • Sewer:Public Sewer

Finances and disclosures

  • Price:$11,995,000
  • Price per sq. ft.:$816.54
  • Tax amount:$8,516 (2025)

Features and amenities

  • Appliances:Dishwasher, Disposal, Dryer, Gas Range, Microwave, Refrigerator, Washer
  • Laundry features:Dryer, Washer
  • Amenities:Balcony, Bar, Barbecue, Closet Cabinetry, Elevator, Impact Glass Windows, Lighting, Pantry, Security Gate
  • Pool features:Heated, Pool
  • Smart home:Yes

Parking

  • Parking description:4 Carport Space(s), Covered, Driveway, Guest
  • Carport spaces:4
Information deemed reliable but not guaranteed. Information is provided, in part, by Greater Miami MLS. This information being provided is for consumer's personal, non-commercial use and may not be used for any other purpose other than to identify prospective properties consumers may be interested in purchasing.

New listings near 16 Seaside Ave