$3,150,000

310 Harbor Ct Key Biscayne, FL 33149

Estimated payment $19,531/month

Total Views 4,527
4 Beds
2 Baths
2,175 Sq Ft
$1,448 Price per Sq Ft

Highlights

  • Marble Flooring
  • Main Floor Primary Bedroom
  • No HOA
  • Key Biscayne K-8 Center Rated A-
  • Garden View
  • Formal Dining Room

About This Home

Remodeled 4-bedroom, 2-bath custom-built home featuring an open foyer entry, separate living and dining rooms, and an eat-in kitchen with wood cabinetry and granite countertops. Spacious primary suite with dual sinks in the en-suite bath. Enjoy a large covered terrace, perfect for outdoor living.

Listing Agent

Carlos Coto

One Sotheby's International Realty License #0165407 Listed on: 02/05/2026

One Sotheby's International Realty

Home Details

Home Type

  • Single Family

Est. Annual Taxes

  • $32,577

Year Built

  • Built in 1958

Lot Details

  • 7,500 Sq Ft Lot
  • Southeast Facing Home
  • Fenced
  • Property is zoned 0100

Home Design

  • Concrete Block And Stucco Construction

Interior Spaces

  • 2,175 Sq Ft Home
  • Formal Dining Room
  • Garden Views
  • Dishwasher

Flooring

  • Marble
  • Ceramic Tile

Bedrooms and Bathrooms

  • 4 Bedrooms
  • Primary Bedroom on Main
  • 2 Full Bathrooms
  • Dual Sinks
  • Bathtub and Shower Combination in Primary Bathroom

Laundry

  • Dryer
  • Washer

Parking

  • Circular Driveway
  • Open Parking

Schools

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

Utilities

  • Central Heating and Cooling System

Community Details

  • No Home Owners Association
  • Tropical Isle Homes Sub 4 Subdivision

Listing and Financial Details

  • Assessor Parcel Number 24-42-32-006-3520

Home Details

Home Type

Single Family

Est. Annual Taxes

$32,577

Year Built

Built in 1958

Lot Details

7,500 Sq Ft Lot

Listing Details

  • Property Type: Residential
  • Year Built: 1958
  • Property Sub Type: Single Family Residence
  • Architectural Style: Detached, Other
  • Garage Yn: No
  • Horses: No
  • New Construction: No
  • Structure Type: R30-No Pool/No Water, House
  • Subdivision Name: TROPICAL ISLE HOMES SUB 4
  • Year Built Details: Resale
  • MIAMIRE_PoolYN: No
  • MIAMIRE_PetsAllowedYN: Yes
  • MIAMIRE_MembershipPurchRqdYN: No
  • CurrentPrice: 3150000
  • InternetRemarks: Enjoy a large covered terrace, perfect for outdoor living.
  • ShowingTimeFlag: Yes
  • Special Features: VirtualTour

Interior Features

  • Appliances: Dishwasher, Dryer, Washer
  • Interior Amenities: First Floor Entry, No Additional Rooms
  • Full Bathrooms: 2
  • Total Bedrooms: 4
  • Flooring: Ceramic Floor, Marble
  • Living Area: 2175
  • Bedroom Features: Primary Bedroom Ground Level
  • Dining Room Features: Formal Dining
  • Living Room Features: No Additional Rooms
  • Master Bathroom Features: Combination Tub & Shower, Dual Sinks

Exterior Features

  • Roof: Other
  • View: Garden
  • Construction Type: CBS Construction
  • Direction Faces: Southeast
  • Fencing: Fenced
  • Lot Features: Less Than 1/4 Acre Lot
  • Pool Private: No
  • View: Yes
  • Waterfront: No

Garage/Parking

  • Park Building Name: TROPICAL ISLE HOMES SUB 4
  • Open Parking: Yes
  • Parking Features: Circular Driveway

Utilities

  • Sewer: Other
  • Water Source: Municipal Water
  • Cooling: Central Air
  • Cooling Y N: Yes
  • Heating: Central
  • Heating Yn: Yes

Condo/Co-op/Association

  • Association: No
  • Community Features: Street Lights

Association/Amenities

  • MIAMIRE_TypeofAssociation: None

Schools

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

Lot Info

  • Parcel Number: 24-42-32-006-3520
  • Lot Size Sq Ft: 7500
  • Zoning: 0100

Rental Info

  • Pets Allowed: Yes

Tax Info

  • Tax Year: 2025
  • Tax Annual Amount: 32577

Map

Create a Home Valuation Report for This Property
The Home Valuation Report is an in-depth analysis detailing your home's value as well as a comparison with similar homes in the area

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 $30,626 $1,822,975 -- --
2024 $28,696 $1,657,250 -- --
2023 $28,696 $1,506,591 $0 $0
2022 $24,469 $1,369,629 $0 $0
2021 $21,568 $1,245,118 $1,038,750 $206,368
2020 $18,716 $1,132,377 $924,375 $208,002
2019 $21,489 $1,297,136 $1,087,500 $209,636
2018 $20,820 $1,298,770 $1,087,500 $211,270
2017 $23,368 $1,344,577 $0 $0
2016 $22,828 $1,222,343 $0 $0
2015 $21,386 $1,111,221 $0 $0
2014 $19,784 $1,010,201 $0 $0
Source: Public Records

Property History

Date Event Price List to Sale Price per Sq Ft Prior Sale
02/09/2026 02/09/26 For Rent $13,500 0.0% --
02/05/2026 02/05/26 For Sale $3,150,000 -83.4% $1,448 / Sq Ft
06/09/2017 06/09/17 Sold $19,000,000 -12.8% $1,976 / Sq Ft View Prior Sale
03/20/2017 03/20/17 Pending -- -- --
06/08/2016 06/08/16 For Sale $21,800,000 0.0% $2,267 / Sq Ft
12/24/2014 12/24/14 Rented $6,900 -8.0% --
11/24/2014 11/24/14 Under Contract -- -- --
08/28/2014 08/28/14 For Rent $7,500 -- --
Source: MIAMI REALTORS® MLS

Purchase History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Type Sale Price Title Company
Deed -- --
Source: Public Records

Mortgage History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Status Loan Amount Loan Type
Closed $202,300 No Value Available
Source: Public Records

Source: MIAMI REALTORS® MLS

MLS Number: A11959280

MIAMI REALTORS® MLS

APN: 24-4232-006-3520

Your Personal Tour Guide

Ask me questions while you tour the home.