$3,200,000

401 Warren Ln Key Biscayne, FL 33149

Estimated payment $18,751/month

Total Views 4,755
4 Beds
3 Baths
2,958 Sq Ft
$1,082 Price per Sq Ft

Highlights

  • Two Primary Bathrooms
  • Maid or Guest Quarters
  • Marble Flooring
  • Key Biscayne K-8 Center Rated A-
  • Deck
  • Garden View

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.

Listing Agent

Monica Veiga

Platinum Properties Int'l Inc. License #0698985 Listed on: 09/09/2025

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $23,023

Year Built

  • Built in 1951

Lot Details

  • 8,194 Sq Ft Lot
  • Southwest Facing Home
  • Property is zoned 0100

Home Design

  • Flat Tile Roof
  • Concrete Block And Stucco Construction

Interior Spaces

  • 2,958 Sq Ft Home
  • 1-Story Property
  • Ceiling Fan
  • Blinds
  • Arched Windows
  • French Doors
  • Entrance Foyer
  • Family Room
  • Formal Dining Room
  • Den
  • Storage Room
  • Garden Views
  • Partial Accordion Shutters

Kitchen

  • Self-Cleaning Oven
  • Electric Range
  • Microwave
  • Ice Maker
  • Dishwasher
  • Disposal

Flooring

  • Marble
  • Ceramic Tile

Bedrooms and Bathrooms

  • 4 Bedrooms
  • Studio bedroom
  • Closet Cabinetry
  • Two Primary Bathrooms
  • Maid or Guest Quarters
  • 3 Full Bathrooms
  • Bidet
  • Dual Sinks
  • Jetted Tub and Shower Combination in Primary Bathroom

Laundry

  • Laundry in Utility Room
  • Dryer
  • Washer

Parking

  • 2 Detached Carport Spaces
  • Circular Driveway
  • Open Parking

Outdoor Features

  • Deck
  • Patio

Schools

  • Keybiscayne Elementary School
  • Ponce De Leon Middle School
  • Coral Gables High School

Utilities

  • Central Heating and Cooling System
  • Electric Water Heater
  • Water Purifier

Community Details

  • No Home Owners Association
  • Tropical Isle Homes Sub 1 Subdivision

Listing and Financial Details

  • Assessor Parcel Number 24-42-32-004-0330

Home Details

Home Type

Single Family

Est. Annual Taxes

$23,023

Year Built

Built in 1951

Lot Details

0

Listing Details

  • Property Type: Residential
  • Year Built: 1951
  • Property Sub Type: Single Family Residence
  • Architectural Style: Detached, One Story
  • Carport Y N: Yes
  • Garage Yn: No
  • Horses: No
  • New Construction: No
  • Structure Type: R30-No Pool/No Water, House
  • Subdivision Name: TROPICAL ISLE HOMES SUB 1
  • Year Built Details: Resale
  • MIAMIRE_PoolYN: No
  • MIAMIRE_PetsAllowedYN: Yes
  • MIAMIRE_MembershipPurchRqdYN: No
  • CurrentPrice: 3200000
  • InternetRemarks: Spacious 4/3 home on a corner lot in highly desired Key Biscayne including a 1/1 in-laws quarters with separate parking and entrance.
  • ShowingTimeFlag: Yes
  • Special Features: VirtualTour

Interior Features

  • Appliances: Dishwasher, Disposal, Dryer, Electric Water Heater, Ice Maker, Microwave, Water Purifier, Electric Range, Refrigerator, Self Cleaning Oven, Washer
  • Interior Amenities: First Floor Entry, Closet Cabinetry, Entrance Foyer, French Doors, Den/Library/Office, Family Room, Maid/In-Law Quarters, Storage, Utility Room/Laundry
  • Full Bathrooms: 3
  • Total Bedrooms: 4
  • Door Features: French Doors
  • Entry Location: Foyer
  • Flooring: Ceramic Floor, Marble
  • Living Area: 2958
  • Window Features: Partial Accordian Shutters, Partial Panel Shutters/Awnings, Arched Windows, Blinds
  • Bedroom Features: At Least 1 Bedroom Ground Level, Entry Level, Studio
  • Dining Room Features: Formal Dining
  • Living Room Features: Den/Library/Office, Family Room, Maid/In-Law Quarters, Storage Room, Utility Room/Laundry
  • Master Bathroom Features: 2 Primary Bathrooms, Bidet, Combination Tub & Shower, Dual Sinks, Shower Only

Exterior Features

  • Roof: Flat Tile
  • View: Garden
  • Construction Type: Concrete Block Construction, CBS Construction
  • Direction Faces: Southwest
  • Lot Features: Less Than 1/4 Acre Lot
  • Patio And Porch Features: Deck, Patio
  • Pool Private: No
  • View: Yes
  • Waterfront: No

Garage/Parking

  • Park Building Name: TROPICAL ISLE HOMES SUB 1
  • Carport Spaces: 2
  • Covered Parking Spaces: 2
  • Open Parking: Yes
  • Parking Features: Detached Carport, Circular Driveway, Covered, Driveway

Utilities

  • Sewer: Public Sewer
  • Water Source: Municipal Water
  • Cooling: Ceiling Fan(s), Central Air
  • Cooling Y N: Yes
  • Heating: Central
  • Heating Yn: Yes
  • Laundry Features: Utility Room/Laundry

Condo/Co-op/Association

  • Association: No
  • Community Features: Additional Amenities, Paved Road, Public Road, Sidewalks

Association/Amenities

  • MIAMIRE_TypeofAssociation: None

Schools

  • Elementary School: Keybiscayne
  • High School: Coral Gables
  • Middle Or Junior School: Ponce De Leon

Lot Info

  • Parcel Number: 24-42-32-004-0330
  • Lot Size Sq Ft: 8194
  • Zoning: 0100

Rental Info

  • Pets Allowed: Yes

Tax Info

  • Tax Year: 2025
  • Tax Annual Amount: 23023

Map

Range of Values:

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Value Increase
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Percent Increase
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Adjusted for Inflation
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Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $23,023 $1,447,080 -- --
2024 $22,715 $1,406,298 -- --
2023 $22,715 $1,365,338 $0 $0
2022 $21,612 $1,325,571 $0 $0
2021 $20,958 $1,244,484 $0 $0
2020 $19,683 $1,227,302 $0 $0
2019 $19,276 $1,199,709 $0 $0
2018 $18,291 $1,177,340 $0 $0
2017 $18,037 $1,153,125 $0 $0
2016 $18,086 $1,129,408 $0 $0
2015 $18,345 $1,121,558 $0 $0
2014 $18,628 $1,112,657 $0 $0
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft
09/09/2025 09/09/25 For Sale $3,200,000 -- $1,082 / Sq Ft
Source: MIAMI REALTORS® MLS

Purchase History

Date Type Sale Price Title Company
Warranty Deed -- Jonathan H Green & Associates
Source: Public Records

Source: MIAMI REALTORS® MLS

MLS Number: A11875259

MIAMI REALTORS® MLS

APN: 24-4232-004-0330

Florida Miami/Dade County Key Biscayne 33149

401 Warren Ln, Key Biscayne, FL

For Sale

Detached

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MIAMI REALTORS® MLS 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.

Nearby Homes
Listing Agent
Monica Veiga
Section Image
Platinum Properties Int'l Inc.
(305) 336-3497