61
Map
$3,730,000
●
House -
For Sale
524 Warren Ln
Key Biscayne, FL 33149
5 Beds
4 Baths
2,700 Ft²
$20,171
Est. Monthly
About This Property
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+.
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+.
Unit Size
2,700 Ft²
Days on Market
197 days
Land Size
0.19 acres
Price per sqft
$1,381
Property Type
House
Property Taxes
$1,855
HOA Dues
-
Year Built
1950
Listed By
Payment Calculator
Home Price
Down Payment
%
Loan Term
Interest %
Your Estimated Monthly Payment
Principal + Interest:
Property Tax:
HOA:
Home Insurance:
Mortgage Insurance:
Cap Rate Calculator
Purchase Price
Monthly Property Taxes
Monthly Rental Income
Maintenance & HOA
Income Per Year
Expenses Per Year
Operating Profit Per Year
Cap Rate
100% Occupancy
N/A (extreme outlier) What does this mean?
Based on our analysis, the cap rate of this property is 1.25%. A negative cap rate indicates that the property might not be feasible as an income-producing asset. The median cap rate for a near zip code 11238 is 4.23%.
How much can I actually make?
Actual monthly rental income may vary between $4,760 and $7,140 depending on unit-specific characteristics. You can change the amount using the slider to further explore.
How is cap rate calculated?
Cap Rate = Net Operating Income (NOI) / Property Asset Value.
When calculating the cap rate, we assume 100% occupancy. Leverage (mortgage) is not considered.
Cap Rate provided by RealtyHop and RentHop, learn more about cap rate here.
Last updated: 2 months ago (Miami MLS #A11999112)
Price History
| Date / Event | Date | Event | Price |
|---|---|---|---|
| Apr 10, 2026 | Listed by Serhant | $3,730,000 | |
| Listed by Serhant | |||
| Apr 20, 2015 | Sold | ||
| Sold | |||
Property Highlights
Air Conditioning
Parking Details
Has Garage
Has Open Parking
Parking Features: Circular Driveway, Golf Cart Garage
Garage Spaces: 1
Interior Details
Full Bathrooms: 4
Interior Features: Dome Kitchen, Family Room, Separate Guest/In-Law Quarters, Utility/Laundry In Garage
Appliances: Dishwasher, Dryer, Electric Range, Electric Water Heater, Ice Maker, Microwave, Washer, Wall Oven
Flooring Type: Concrete
Laundry Features: In Garage
Exterior Details
Square Footage: 2700
Architectural Style: Other, Attached
Year Built: 1950
Building Name: TROPICAL ISLE HOMES SUB 1
Building Area Total: 2740
Building Area Units: Square Feet
Window Features: Hurricane Shutters
Construction Materials: Concrete, Slab Construction
Patio and Porch Features: Patio
Pool Features: In Ground, Gunite, Concrete
Lot Features: 3/4 To Less Than 1 Acre Lot
Lot Size Area: 8136
Lot Size Units: Square Feet
Lot Size Acres: 0.187
Lot Size Square Feet: 8136
Water Source: Other, Municipal Water
Financial Details
Tax Annual Amount: $22,265
Utilities Details
Cooling Type: Ceiling Fan(s), Central Air
Heating Type: Central
Sewer : Public Sewer
Building Info
Data used for valuation calculations is provided by RealtyHop, and other third party sources
Comparables
Unit
Status
Status
Type
Beds
Baths
ft²
Price/ft²
Price/ft²
Asking Price
Listed On
Listed On
Closing Price
Sold On
Sold On
HOA + Taxes
About Key Biscayne
Similar Homes for Sale
Currently no similar homes aroundNearby Rentals
Listed by: Fabrice Ernandes
Serhant
Last Updated: 2 months ago
Data Source: Miami MLS, MLS# A11999112
IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed. The listing broker’s offer of compensation is made only to participants of the MLS where the listing is filed.
Serhant
Last Updated: 2 months ago
Data Source: Miami MLS, MLS# A11999112
Your Privacy Choices
Phone: 425-283-2930
Address: 335 Madison Avenue, New York, NY 10017