GRAND KEY ESTATES,Grand Bay Villas and

24 Grand Bay Estates Circle, Key Biscayne FL 33149

5 beds · 5.5 baths · 4,220 ft²

For Sale · Active Listing

$4,950,000

5.71%

Est. Payment $26,346/mo

MLS Sheet Video

5

Bedrooms

5.5

Bathrooms

4,220

Sq. Ft.

1999

Year Built

2

Garage

2

Stories

158

Days on Market

Description

Experience island living at its best in this renovated 4,220SF estate within Grand Bay Estates, Key Biscayne's only guard-gated single-family enclave! This 5BR/5.5BA home features a 2021 roof, new tankless water heaters, new AC units and full storm protection! The kitchen shines with Quartz counters & Sub-Zero, Wolf, & Miele appliances, plus a dual-zone Sub-Zero wine fridge. The versatile layout includes all en-suite bedrooms, staff quarters, & private in-law suite with its own entrance. A rare find for Key Biscayne is the climate controlled 2-car garage plus golf cart garage. The backyard oasis offers a heated saltwater pool, summer kitchen & retractable awning, perfect for entertaining! HOA covers lawn care, 24hr security, pool maintenance, pest control, plus private park & playground! For the ultimate experience in luxury and privacy, look no further!

Facts

MLS#
B26004621
Subdivision
GRAND KEY ESTATES,Grand Bay Villas and
Property Type
Residential
Property Sub Type
Single Family Residence
Year Built
1999
Lot Size
6,534 ft²
Sq. Ft.
4,220 ft²
Sq. Mt.
392 m²
Price per sq. ft.
$1,173/ft²
Price per sq. mt.
$12,628/m²
Stories
2
Garage
2 spaces
Pool
Private
Days on Market
158 days
Listed
Mar 20, 2026
Last Updated
Aug 26, 2026
Price/Lot Sq.Ft.
$758/ft²

Comparable homes

Same ZIP, similar price + bedrooms.

Market insights for Key Biscayne

Live MLS-derived activity. Forecast is a conservative rule-of-thumb estimate — not a guarantee.

Sellers market

August 2026

100/100
Buyers marketSellers market

49

Median days to sold

+4.5%

1-year price forecast (est.)

Price & tax history

From the live MIAMI MLS feed. Older history requires the ListingHistory resource (not yet enabled).

7/26/2026Price change$4,950,000-5.7%
3/20/2026Listed for sale$5,250,000

History reflects fields present on the live MLS record. Full multi-year history requires the MIAMI ListingHistory resource (not yet enabled).

Location

24 Grand Bay Estates Circle, Key Biscayne FL 33149Directions

Estimated Monthly Payment

$30,621/mo

Principal & Interest

$26,346

Property Tax

$4,125

Insurance

$150

HOA

$0

20% ($990,000)
7.00%
30 years
1.00% (FL avg ~1.0%)
$0/mo
$150/mo

Estimates only. Actual payment depends on credit, lender, insurance carrier, and FL/Miami-Dade specifics. Contact Rangely for a precise quote.

Rangely Adames

Rangely Adames

Sales Associate | Sunland Group

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Updated 8 hours ago

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