Off market apr 2026 for $3M

$3,688,577

Est. refi paymentEst. refi $22,556/mo

•

2,958

sq ft

401 Warren Ln, Key Biscayne, FL 33149

About this home

Welcome to your private retreat in prestigious Key Biscayne! This spacious corner residence offers 4 bedrooms and 3 baths including a separate 1/1 in-law quarters ideal for extended family, or a private home office. The main home's functional layout features 3 beds/ 2 baths, generous living areas, and a tranquil ambiance. The kitchen includes stainless steel appliances and a formal dining room. A major upgrade providing peace of mind and long-term value was completed in 2024 with a new roof. Situated on a lush, tree-lined street, the property offers serene outdoor living with room for a pool. Enjoy the exclusive island lifestyle with access to top-rated schools, beaches, parks, marinas, and dining just minutes away. Ideal for buyers ready to make it their own in a prime neighborhood.

Single-familyProperty Type

1951Year Built

8,194 sq ftLot Size

$1,247Est. Price/Sq.Ft.

2 spacesParking

Listed by Monica Veiga • Platinum Properties Int'l Inc.

•305-336-3497 (agent)

•monicavrealtor@gmail.com (agent)

•305-854-6247 (broker)

•info@platinumcondos.com (broker)

Bought with Donato Calandriello • Proyecta Real Estate, LLC

•305-396-6779 (broker)

•info@proyectarealestate.com (broker)

Redfin checked: a few seconds ago

•Source:MARMLS #A11875259

Redfin Estimate

$3,688,577

$689K since sold in April 2026$5,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 34.3% higher than the average sale price ($2.75M) of 6 comparable homes.

SOLD AUG 24, 2026
$3,100,000
A
4 beds3 baths2,068 sq ft
301 Hampton Ln, Key Biscayne, FL 33149
SOLD FEB 19, 2026
$2,500,000
B
4 beds3 baths2,749 sq ft
218 S Shore Dr, Miami, FL 33133
SOLD JAN 16, 2026
$3,500,000
C
4 beds3.5 baths2,775 sq ft
600 Allendale Rd, Key Biscayne, FL 33149
SOLD APR 2, 2026
$2,200,000
D
4 beds3 baths2,334 sq ft
3551 E Glencoe St, Miami, FL 33133
SOLD JUL 15, 2026
$3,010,000
E
3 beds2 baths2,113 sq ft
204 Westwood Dr, Key Biscayne, FL 33149
SOLD JAN 21, 2026
$2,175,000
F
4 beds3 baths3,090 sq ft
84 W Shore Dr, Miami, FL 33133

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Earn from this home

Sell

$1,095,768

Est. take-home

List your home with Redfin and save $36,886

Refinance

Est. cash available

Get cash now or lower your monthly rate

Rent

$5,938/mo

Redfin rental estimate

List your home for rent

Market trends in 33149, FL

Last updated September 2026

Buyer's Market

Seller's Market

Buyer's market

Sale-to-List Price

95.0%

0.1% MoM

Median sale price

$1.5M

$447 MoM

Avg. days on market

92d

17 days MoM

Recently sold homes

11 MoM

New listings for sale

NEW 9 HRS AGO
$852,000
1 bed1.5 baths840 sq ft
177 Ocean Lane Dr #402, Key Biscayne, FL 33149
NEW 11 HRS AGO
$1,410,000
2 beds2 baths1,260 sq ft
177 Ocean Lane Dr #405, Key Biscayne, FL 33149
(786) 686-2139
NEW 17 HRS AGO
$9,950,000
6 beds5.5 baths4,341 sq ft
360 Harbor Ln, Key Biscayne, FL 33149
(305) 667-4815
$7,599,000
6 beds7 baths3,980 sq ft
315 Cypress Dr, Key Biscayne, FL 33149
(305) 809-8085
$539,000
1 bed1 bath679 sq ft
290 Sunrise Dr Unit 1-B, Key Biscayne, FL 33149
(305) 528-5845
FOR SALE BY OWNER
$3,380,000
6 beds3 baths2,460 sq ft
698 Fernwood Rd, Key Biscayne, FL 33149
$1,075,000
1 bed2 baths1,059 sq ft
201 Crandon Blvd #605, Key Biscayne, FL 33149
(305) 303-1844
$1,290,000
2 beds2 baths1,350 sq ft
155 Ocean Lane Dr #1215, Key Biscayne, FL 33149
(305) 253-2800
$1,495,000
2 beds2 baths1,042 sq ft
881 Ocean Dr Unit TH31, Key Biscayne, FL 33149
(305) 695-6070
$2,850,000
3 beds3 baths2,602 sq ft
765 Crandon Blvd #310, Key Biscayne, FL 33149
(646) 480-7665
See all

Provided by Redfin

Sale history for 401 Warren Ln

Date

Event

Price

REALBIRD #3

Aug 29, 2026

Rental Removed

$11,000

$4/sq ft

Jun 1, 2026

Listed for Rent

$11,000

$4/sq ft

Avail #2

Jun 1, 2026

Rental Removed

$11,000

$4/sq ft

May 30, 2026

Listed for Rent

$11,000

$4/sq ft

APPFOLIO #1

May 7, 2026

Rental Removed

$11,000

$4/sq ft

May 5, 2026

Listed for Rent

$11,000

$4/sq ft

MARMLS #A12003074

May 24, 2026

Rental Removed

$11,000

$4/sq ft

Apr 20, 2026

Listed for Rent

$11,000

$4/sq ft

MARMLS #A11875259

Apr 20, 2026

Sold

$3,000,000

$1,014/sq ft

Mar 5, 2026

Pending

—

Jan 18, 2026

Contingent

—

Sep 9, 2025

Listed

$3,200,000

$1,082/sq ft

Public Records

Oct 24, 1991

Sold

$255,000

$86/sq ft

Tax history for 401 Warren Ln

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Public record
Zoning
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

8,194 Sq. Ft.

Year renovated

1976

Sq. Ft.

2,958

Year built

1951

Style

Single Family Residential

County

Miami-Dade County

APN

2442320040330

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Oct 14, 2026.

Apr 24, 2024 • Final

Roofing

Remove and replace the roofing on a residential building. Install a modified bitumen roof system on low-slope wood decks and concrete roof tiles on steep-sloped sections.

Roofing

Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.

Property details

Parking

Garage/Carport Information
Has Carport
# of Carport Spaces: 2

Parking
Features: Circular Driveway, Covered, Detached Carport, Driveway
# of Covered Spaces: 2

Interior

Virtual Tour

Bathroom Information
# of Full Bathrooms: 3

Room Information
Room Types: Den, Family Room, InLaw Suite, Laundry, Storage Room, Utility Room

Equipment
Appliances: Dryer, Dishwasher, Electric Range, Electric Water Heater, Disposal, Icemaker, Microwave, Refrigerator, Self Cleaning Oven, Water Purifier, Washer

Interior Features
Window Features: Arched, Blinds
Door Features: French Doors
Flooring: Ceramic Tile, Marble
Other Features: Bidet, Bedroom on Main Level, Closet Cabinetry, Dining Area, Separate/Formal Dining Room, Dual Sinks, Entrance Foyer, French Door(s)/Atrium Door(s), First Floor Entry, Shower Only, Tub Shower

Exterior

Building Information
Stories: 1
Year Built Details: Resale
Roof Details: Flat, Tile
Construction Details: Block

Exterior Features
Exterior Features: Deck, Patio, Storm/Security Shutters
Patio And Porch Features: Deck, Patio

Land Information
Possible Use: Investment

Lot Information
Lot Size Area: 8,194
Lot Features: Less Than Quarter Acre
Road Frontage Type: City Street
Road Surface Type: Paved
Zoning Description: 0100

Property Information
Direction Faces: Southwest

Financial

Tax Information
Annual Tax Amount: $23,023
Tax Year: 2025

Rental Information
PetsAllowedYN: Pets Allowed
Pets Allowed Details: No, Yes

Utilities

Utility Information
Utilities: Cable Available
Sewer: Public Sewer
Water Source: Public

Heating & Cooling
Has Cooling
Cooling: Central Air, Ceiling Fan(s)
Has Heating
Heating: Central

Location

Community Information
Community Features: Sidewalks

Public facts

Beds: 3
Baths: 1.0
Sq. Ft.: 2,958
Stories: 1.0
Lot Size: 8,194 square feet
Style: Single Family Residential
Year Built: 1951
Year Renovated: 1976
County: Miami-Dade County
APN: 2442320040330

Home facts updated by county records on Oct 14, 2026

Around this home

Schools

Key Biscayne K-8 Center

Public PreK-8 • Assigned • 0.2mi

8/10

Coral Gables Senior High School

Public PreK-12 • Assigned • 6.5mi

5/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

9/10 Flood Factor

Estimated 80%+ chance of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

10/10 Heat Factor

7 days above 102° expected this year, 28 days in 30 years

10/10 Wind Factor

99% chance of strong winds in next 30 years

2/10 Air Factor

1 unhealthy days expected this year, 1 days in 30 years

Provided by First Street

Historical weather

Key Biscayne, FL • 33149

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

89/ 100

Very good sunlight

Sunscore

This home receives average direct sun exposure in Key Biscayne. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.

10 hrs

7.3 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$3.51M – $4.24M

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Nearby similar homes

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501 Bay Ln, Key Biscayne, FL 33149

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335 W Enid Dr, Key Biscayne, FL 33149

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NEW CONSTRUCTION

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New listings for sale in 33149

NEW 9 HRS AGO

$852,000

1 bed1.5 baths840 sq ft

177 Ocean Lane Dr #402, Key Biscayne, FL 33149

NEW 11 HRS AGO3D WALKTHROUGH

$1,410,000

2 beds2 baths1,260 sq ft

177 Ocean Lane Dr #405, Key Biscayne, FL 33149

(786) 686-2139

NEW 17 HRS AGO

$9,950,000

6 beds5.5 baths4,341 sq ft

360 Harbor Ln, Key Biscayne, FL 33149

(305) 667-4815

$7,599,000

6 beds7 baths3,980 sq ft

315 Cypress Dr, Key Biscayne, FL 33149

(305) 809-8085

$539,000

1 bed1 bath679 sq ft

290 Sunrise Dr Unit 1-B, Key Biscayne, FL 33149

(305) 528-5845

FOR SALE BY OWNER

$3,380,000

6 beds3 baths2,460 sq ft

698 Fernwood Rd, Key Biscayne, FL 33149

$1,075,000

1 bed2 baths1,059 sq ft

201 Crandon Blvd #605, Key Biscayne, FL 33149

(305) 303-1844

$1,290,000

2 beds2 baths1,350 sq ft

155 Ocean Lane Dr #1215, Key Biscayne, FL 33149

(305) 253-2800

$1,495,000

2 beds2 baths1,042 sq ft

881 Ocean Dr Unit TH31, Key Biscayne, FL 33149

(305) 695-6070

Home values near 401 Warren Ln

Data from public records.

Address	Redfin Estimate
415 Warren Lane, Key Biscayne, FL 3 Beds \| 1 Baths \| 1463 Sq. Ft.	$2,566,125
412 Warren Lane, Key Biscayne, FL 4 Beds \| 2.5 Baths \| 3084 Sq. Ft.	$3,604,166

Address	Redfin Estimate
400 Warren Lane, Key Biscayne, FL 4 Beds \| 3 Baths \| 4076 Sq. Ft.	$5,597,341
425 Warren Lane, Key Biscayne, FL 4 Beds \| 2 Baths \| 2161 Sq. Ft.	$3,151,311

Address	Redfin Estimate
422 Warren Lane, Key Biscayne, FL 4 Beds \| 3 Baths \| 1859 Sq. Ft.	$3,319,898
435 Warren Lane, Key Biscayne, FL 3 Beds \| 1 Baths \| 1945 Sq. Ft.	$2,992,517

Property information provided by MARMLS when last listed in 2026. This data may not match . Learn more.

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About this home

Redfin Estimate

Earn from this home

Market trends in 33149, FL

Sale history for 401 Warren Ln

Tax history for 401 Warren Ln

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 33149

Home values near 401 Warren Ln

More real estate resources