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About this home

Spacious 2,523 SF residence on the 6th floor of Mar Azul Condominium, offering direct ocean views and a desirable southeast exposure. An oversized balcony extends the living space outdoors, while the renovated open kitchen with stainless steel appliances connects seamlessly to an exceptionally large living and dining area—creating an impressive space for entertaining and everyday living. The oversized primary suite features two walk-in closets and a spacious divided bathroom. Originally designed as a 3-bedroom, 3-bath residence, the current layout was reconfigured to create an expansive second bedroom/family room with its own full bath, plus a separate den with another full bathroom. The flexible floor plan can easily be enjoyed as is or converted back into a true 3-bedroom residence. Tile floors throughout & carpet in primary & DEN. TWO assigned covered parking spaces conveniently located on the second floor. Mar Azul is one of Key Biscayne’s classic oceanfront condominiums, known for its expansive beachfront setting, direct beach access, community pool, gym with spectacular ocean views, 24-hour security and beautifully maintained grounds. Impressive party room at the highest floor of the condo. A unique opportunity to combine generous interior space, direct ocean views and true beachfront living in Key Biscayne. Easy to show.

Facts & features

Interior

  • Closet Cabinetry
  • Cooking Island
  • Elevator
  • Walk-In Closet(s)
  • Den/Library/Office

Exterior

  • None
  • Barbeque
  • Open Balcony

Appliances

  • Dishwasher
  • Dryer
  • Electric Range
  • Microwave
  • Refrigerator
  • Wall Oven
  • Washer

Cooling & heating

  • Electric
  • Electric

Flooring

  • Tile

Parking

  • 2 Or More Spaces
  • Assigned
  • Covered

Waterfront

  • Ocean Access
  • Ocean Front

View

  • Ocean View
  • Water View

Community amenities

  • Barbecue
  • Bike Storage
  • Clubhouse-Clubroom
  • Elevator(s)
  • Exercise Room
  • Pool
  • Trash Chute

Security

  • Complex Fenced
  • Doorman
  • Guard At Site
  • Walled

Maintenance includes

  • All Amenities
  • Building Exterior
  • Common Area
  • Elevator
  • Manager
  • Pool Service
  • Trash Removal

Construction & roof

  • CBS Construction

Assigned schools

Elementary

Keybiscayne

School assignments should be independently verified.

Location

600 Grapetree Dr, Key Biscayne

Mortgage Estimator

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Home priceUSD
Enter as digits, with commas, or shorthand: 1.9M · 1900K · 1,895,000
ZIP codeMiami-Dade
Miami-Dade County (exact match).
Payment typeFinanced
Conventional or jumbo loan, depending on size.
Down payment20% · $460,000
%
$1,840,000 financed· Jumbo loan
Loan termyears
Base rate% (760+ band)
Loading current market rate...
Your rate at 740-759:6.995%(base + 0.12%)
Loan exceeds the conforming limit. Jumbo rates from portfolio lenders typically run 0.25–0.75% below the 30-yr fixed shown here.
Primary residenceNo
No homestead exemption — full property tax applies.
Credit score banddrives rate
Lenders price LLPA adjustments by credit band. See impact panel for monthly + lifetime deltas.
Your finances optional, for DTI
Gross annual income
$
Other monthly debts
$
Household combined pre-tax income and the sum of your monthly debt-service payments (auto loans, student loans, credit-card minimums). We don't count groceries, utilities, or insurance — those don't factor into lender DTI.
Estimated monthly
$20,130
Per month, all-in
61%P&I SHARE
Monthly breakdown
  • Principal & interest$12,23561%
  • Property taxes$1,7279%
  • Insurance$2,86714%
  • HOA$3,30016%

Tax: From listing — annual tax of record.

Insurance: Barrier island or Florida Keys — Citizens-territory rates apply. Estimate; private-market quotes commonly run 50–100% above this baseline.

Cash & qualification
Cash at closing
$547,523
Income to qualify
$863,000/yr
Credit-score impact

Improving from 740-759 to 760+ would save $148/mo and $53,244 over the life of this loan.

Over the life of the loan
Total paid
$4,404,740
Total interest
$2,564,740
Paid off
2056
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