TROPICAL ISLE HOMES SUB 1

524 Warren Ln, Key Biscayne FL 33149

5 beds · 4 baths · 2,700 ft²

For Sale · Active Listing

$3,750,000

2.60%

Est. Payment $19,959/mo

MLS Sheet Video

5

Bedrooms

4

Bathrooms

2,700

Sq. Ft.

1950

Year Built

1

Garage

38

Days on Market

Description

Located in one of the most exclusive residential pockets of Key Biscayne, surrounded by multi-million-dollar estates, this beautifully designed 5-bedroom, 4 full bathroom home offers the perfect balance of privacy, functionality, and tropical lifestyle. The layout is thoughtfully distributed with a private primary suite on one side, a separate nanny/guest suite with its own bathroom, and a dedicated wing for the children’s bedrooms—ideal for both family living and entertaining. Just steps from top-rated schools and only 10 minutes from the beach, the property features a stunning outdoor space with a resort-style pool and a charming tiki bar, creating the ultimate South Florida oasis. A rare opportunity to own in a highly sought-after neighborhood where surrounding homes reach $10M+.

Facts

MLS#
A11999112
Subdivision
TROPICAL ISLE HOMES SUB 1
Property Type
Residential
Property Sub Type
Single Family Residence
Year Built
1950
Lot Size
8,136 ft²
Sq. Ft.
2,700 ft²
Sq. Mt.
251 m²
Price per sq. ft.
$1,389/ft²
Price per sq. mt.
$14,940/m²
Stories
Garage
1 spaces
Pool
Days on Market
38 days
Listed
Apr 10, 2026
Last Updated
May 18, 2026
Price/Lot Sq.Ft.
$461/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

May 2026

100/100
Buyers marketSellers market

45

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).

5/18/2026Price change$3,750,000-2.6%
4/10/2026Listed for sale$3,850,000

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

Location

524 Warren Ln, Key Biscayne FL 33149Directions

GreatSchools Summary Ratings

Public + private K-12 schools within 5 miles of this listing.

GreatSchoolsData provided by GreatSchools.org © 2026. All rights reserved.

Estimated Monthly Payment

$23,234/mo

Principal & Interest

$19,959

Property Tax

$3,125

Insurance

$150

HOA

$0

20% ($750,000)
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 within 24 hours

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