439 CAUSEWAY BOULEVARD DUNEDIN FL 34698 MLS #TB8498731

439 CAUSEWAY BOULEVARD
DUNEDIN, FL, 34698
$3,750,000
9 Beds
8.5 Baths
6,437 SqFt
0.36 Acres
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MLS #TB8498731 image #0
Poised along the iconic Dunedin Causeway, this irreplaceable waterfront estate represents a level of exclusivity rarely seen—standing as the only single-family residence on this world-renowned stretch. Uninterrupted Intracoastal panoramas, refined architectural character, and extraordinary mixed-use potential converge in a setting that is both prestigious and enduring. Zoned FX-M/Short Terms Rentals Approved, the property offers remarkable versatility, allowing for private residential living, boutique hospitality, or future redevelopment. The estate thoughtfully comprises a meticulously renovated main residence paired with an adjacent, income-producing triplex—creating an exceptional opportunity to generate immediate revenue while preserving long-term upside for a boutique hotel concept or curated commercial venture. This is a truly singular offering on the causeway. Beyond a galvanized gate and private pavered drive, the estate reveals itself with a commanding presence overlooking the Intracoastal Waterway. Across the water lies Marker 1 Marina, one of Tampa Bay’s premier marinas, neighboring restaurants and shops are within walking distance and the Pinellas Trail is only a block away, enhancing both the lifestyle appeal and long-term value of this location. The West Indies–inspired main residence has been masterfully reimagined with a focus on coastal sophistication and structural integrity, featuring high-impact windows and doors throughout. Interiors are curated with elevated design elements and bespoke finishes, beginning with an inviting entry level accented by exposed brick and a custom tempered-glass under-stair pet retreat. The GORGEOUSLY RENOVATED lower level unfolds into a private guest suite, complemented by a spa-caliber bath with a walk-in rain shower. A statement media and lounge space anchors the level, complete with custom wall treatments, a dramatic waterfall island, wet bar, and a specialty refrigeration system designed to craft perfectly formed bourbon ice spheres—an entertainer’s indulgence.
An architectural staircase ascends to the primary living level, elevated at 16.35 feet, where natural light pours into an open-concept living and dining space framed by sweeping water views. The striking designer kitchen, featuring a custom pantry and seamless visual connection to the Intracoastal. The primary suite is a serene retreat, offering abundant light and a spa-inspired bath highlighted by a custom poured concrete vanity and generous wardrobe space. An expansive secondary suite provides flexibility for lounging or guest accommodations, complete with a renovated en-suite bath and walk-in closet. Outdoors, the estate transforms into a private coastal sanctuary. A HEATED SALTWATER pool and spa, complete with sun shelf and bubbler, overlook the Intracoastal, evoking a true resort. The expansive pavered entertaining terrace, enhanced by a cabana, offers ample space for curated outdoor living, while an upper-level balcony captures breathtaking western sunsets over the water. The NEW PRIVATE DOCK is equally impressive, featuring three deep-water slips accommodating vessels exceeding 40 feet, a BRAND NEW 10,000 lb boat lift, and dual jet ski lifts—delivering seamless access. This is more than a residence—it is a landmark waterfront estate on one of Dunedin’s most coveted stretches, where refined living, income-producing potential, and an elite boating lifestyle are brought together in one extraordinary offering.

Property Details

Price:
$3,750,000
MLS #:
TB8498731
Status:
Active
Beds:
9
Baths:
8.5
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
DUNEDIN CAUSEWAY CENTER
Neighborhood:
34698dunedin
Listed Date:
Apr 20, 2026
Finished Sq Ft:
6,437
Total Sq Ft:
7,437
Lot Size:
16,021 sqft / 0.36 acres (approx)
Year Built:
1981
Key WestWaterfrontPool34698 – Dunedin34698dunedinDunedin Causeway CenterDunedin Elementary-pnDunedin Highland Middle-pnDunedin High-pnGulfCity Of DunedinNo MinimumPets Allowed

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Schools

Elementary School:
Dunedin Elementary-PN
Middle School:
Dunedin Highland Middle-PN
High School:
Dunedin High-PN

Interior

Appliances
Bar Fridge, Dishwasher, Disposal, Exhaust Fan, Microwave, Refrigerator, Water Filtration System, Water Purifier, Water Softener, Wine Refrigerator
Bathrooms
8 Full Bathrooms, 1 Half Bathroom
Cooling
Central Air
Flooring
Tile, Hardwood
Heating
Central, Natural Gas
Interior Features
Built-in Features, Ceiling Fan(s), Eating Space In Kitchen, High Ceilings, Open Floorplan, PrimaryBedroom Upstairs, Split Bedroom, Thermostat, Walk-In Closet(s), Wet Bar, Window Treatments
Laundry Features
Inside, Laundry Room
Levels
Two

Exterior

Architectural Style
Key West
Attached Garage YN
1
Construction Materials
Block, HardiPlank Type, Wood Frame
Covered Spaces
3
Direction Faces
Southwest
Exterior Features
Balcony, Courtyard, Lighting, Private Entrance, Private Mailbox, Private Yard, Rain Gutters, RV Hookup, Sidewalk, Sliding Doors, Storage
Fencing
Other, Vinyl
Garage Spaces
3
Green Energy Efficient
Doors, Energy Monitoring System, HVAC, Thermostat, Windows
Lot Features
City Lot, Landscaped, Near Golf Course, Near Marina, Near Public Transit, Oversized Lot, Private, Sidewalk
Open Parking YN
1
Other Structures
Additional Single Family Home, Cabana, Guest House, Other, Shed(s), Storage
Parking Features
Boat, Driveway, Electric Vehicle Charging Station(s), Garage Door Opener, Golf Cart Garage, Golf Cart Parking, Ground Level, Oversized, RV Parking
Patio And Porch Features
Deck, Front Porch, Patio, Rear Porch
Roof
Metal
Security Features
Closed Circuit Camera(s), Security Fencing/Lighting/Alarms, Security Gate, Security Lights, Security System Owned, Smoke Detector(s)
Spa Features
Heated, In Ground
View
Pool, Water
Waterfront Features
Intracoastal Waterway
Window Features
ENERGY STAR Qualified Windows, Shades, Shutters, Storm Window(s)

Financial

Tax Year
2025
Taxes
$22,535

Map

Community

Subdivisions in DUNEDIN

Market Summary

Current real estate data for Single Family in DUNEDIN as of Apr 22, 2026
200
Single Family Listed
88
Avg DOM
405
Avg $ / SqFt
$767,463
Avg List Price

Property Summary

    Located in the DUNEDIN CAUSEWAY CENTER subdivision, 439 CAUSEWAY BOULEVARD DUNEDIN FL is a Single Family for sale in DUNEDIN, FL, 34698. It is listed for $3,750,000 and features 9 beds, 9 baths, and has approximately 6,437 square feet of living space, and was originally constructed in 1981. The current price per square foot is $583. The average price per square foot for Single Family listings in DUNEDIN is $405. The average listing price for Single Family in DUNEDIN is $767,463.

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439 CAUSEWAY BOULEVARD
DUNEDIN, FL