621 N Mashta Drive, Key Biscayne, FL 33149

$31,500 / month · Active

  • 4 beds
  • 5 baths
  • 3,202 sq ft
  • 107 days on market
  • Single Family Residence
  • Built 1987
  • Lot 15,246 sq ft
  • 1 garage space
  • Miami-Dade County
  • MLS# A12058801
  • Mashta Island A Replat Of
Photo 1 at 621 N Mashta Drive, Key BiscaynePhoto 2 at 621 N Mashta Drive, Key BiscaynePhoto 3 at 621 N Mashta Drive, Key BiscaynePhoto 4 at 621 N Mashta Drive, Key BiscaynePhoto 5 at 621 N Mashta Drive, Key BiscaynePhoto 6 at 621 N Mashta Drive, Key BiscaynePhoto 7 at 621 N Mashta Drive, Key BiscaynePhoto 8 at 621 N Mashta Drive, Key Biscayne

About this rental

Experience exceptional waterfront living in this beautifully remodeled residence on exclusive, tranquil Mashta Drive. Available unfurnished, the home features four bedrooms plus a den and five full bathrooms, complemented by a brand-new kitchen, custom closets, and sophisticated finishes throughout.Enjoy privacy and serenity with captivating views of Hurricane Harbor’s turquoise waters. Outdoors, a sparkling pool, expansive terrace, and lush tropical landscaping create an idyllic setting for entertaining or unwinding in your own private oasis.Embrace the signature Key Biscayne lifestyle, where island charm, peaceful surroundings, and effortless luxury come together.

Features

Schools

  • Elementary: Key Biscayne K-8
  • Middle: Ponce De Leon
  • High: Coral Gables

Presented by

BreakThru Realty · (786) 914-1017

Courtesy of

One Sotheby's International Realty · MLS@onesothebysrealty.com · Listing agent: Brigitte Nachtigall

BeachesMLS logo All listings featuring the BMLS logo are provided by BeachesMLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Copyright © 2026 BeachesMLS, Inc. IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed accurate by BeachesMLS. Listings held by brokerage firms other than BreakThru Realty carry the name of the listing broker.

Schedule a showing

Call or text BreakThru Realty at (786) 914-1017 or email sales@breakthrurealty.com to see 621 N Mashta Drive.

Questions About 621 N Mashta Drive

How much is 621 N Mashta Drive?
621 N Mashta Drive is listed for rent at $31,500 per month. Deposits, association fees and application fees are set by the landlord and the building; ask us for the full move-in cost before you apply.
When was 621 N Mashta Drive built?
621 N Mashta Drive was built in 1987. Age matters for insurance and financing in Florida: ask about the roof, the electrical panel and, for a condo built before the current code, the building's structural reserve study.
How long has 621 N Mashta Drive been on the market?
621 N Mashta Drive has been listed for 107 days. Days on market and price changes are the first signals of how much room there is to negotiate.
Is 621 N Mashta Drive waterfront?
Yes. The listing describes the water as canal front. For a home with dockage, confirm the water depth at low tide, the seawall condition and whether the route to the inlet passes under any fixed bridges before you offer.
Which schools serve 621 N Mashta Drive?
The MLS lists Key Biscayne K-8 (elementary), Ponce De Leon (middle), Coral Gables (high). School assignments are set by the district and can change; verify them with the school board before you rely on them.
How do I see 621 N Mashta Drive?
Request a showing from this page or call BreakThru Realty and a licensed agent will arrange a private tour, in person or by video, and answer anything the listing leaves out.

To request a tour, call (786) 914-1017 or email sales@breakthrurealty.com.

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The 6 bedroom home at 541 S Mashta Drive, Key Biscayne, FL 33149 is comparable and listed for rent at $19,500 a month. Key Biscayne neighborhoods include Key Colony and Commodore Club. Nearby ZIP codes include 33133 and 33131. This rental also neighbors Coconut Grove, Brickell, and Miami. Compare it with other Key Biscayne rentals.