5 beds7 baths5,497 sqft/sqft
18 Harbor Point, Key Biscayne, FL 33149

Property Details for 18 Harbor Point

Status
Off Market
MLS #
-
Days on Market
-
Taxes
-
HOA Fees
-
Condo/Co-op Fees
-
Property Type
MLS Type
Single Family / Single
Year Built
1988
Lot Size
0.33 AC / 14,550 SF

Recent comparable sales

Median sold price

$8,500,000

Avg days on market

103

Sale-to-list ratio

90.5%

Key Biscayne, FL

9 comparable properties found

1

$10,500,000

Sold 12/15/24

5
Bedrooms
6.5
Bathrooms
5,953
Square Feet
0.34
Acres
$18,921,250 | 510 South Mashta Drive, Key Biscayne, FL 33149
1/57
2

$18,921,250

Sold 07/08/25

5
Bedrooms
5,226
Square Feet
0.42
Acres
3

$8,500,000

Sold 12/27/24

5
Bedrooms
6.5
Bathrooms
5,710
Square Feet
0.28
Acres
$4,000,000 | 6 Coconut Lane, Key Biscayne, FL 33149
1/51
4

$4,000,000

Sold 07/01/26

5
Bedrooms
4,007
Square Feet
0.13
Acres
$4,825,000 | 325 Harbor Drive, Key Biscayne, FL 33149
1/2
5

$4,825,000

Sold 05/30/25

5
Bedrooms
3,650
Square Feet
0.18
Acres
a front view of a house with garden
1/47
6

$8,200,000

Sold 02/25/26

6
Bedrooms
5,275
Square Feet
0.28
Acres
$10,500,000 | 110 Reef Lane, Key Biscayne, FL 33149
1/79
7

$10,500,000

Sold 07/01/26

5
Bedrooms
5,074
Square Feet
0.26
Acres
$3,310,000 | 761 Ridgewood Road, Key Biscayne, FL 33149
1/69
8

$3,310,000

Sold 03/28/25

5
Bedrooms
5,371
Square Feet
0.18
Acres
$12,700,000 | 945 Mariner Drive, Key Biscayne, FL 33149
1/57
9

$12,700,000

Sold 04/28/25

6
Bedrooms
5,191
Square Feet
0.34
Acres

Location

Add your commute

Building Information for 18 Harbor Point

Stories2Year Built1988Building Size-Lot Size0.33 AC / 14,550 SF

Public Records for 18 Harbor Point

Taxable ValueLand-Additions-Total-
Tax Record2025$49,275 ($4,106 / month)
Home Facts
Beds5Total Finished SqFt5,497 SqFtAbove Grade Finished SqFt5,497 SqFtStories2Lot Size14,550 SqFtStyleSingle Family ResidenceYear Built1988Year Renovated2001Zoning2000:ESTATES,CountyMIAMI-DADEAPN24-4232-002-0264

Schools near 18 Harbor Point

This home is within Miami-Dade County Public Schools.
Rating
School
Type
Grades
Distance
Public - PK to 8
Public - PK to 8
Public - 6 to 8
Public - 9 to 12
Rating
School
Distance
Key Biscayne K-8 Center
PublicPK to 8

Ponce De Leon Middle School
Public6 to 8

Robert Morgan Voc-Tech Institute
Public9 to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

Key Biscayne
Key Biscayne
Lush natural beauty, sunny bike paths, and colorful works of art. On an island just below Miami Beach, the Village of Key Biscayne is a pocket of paradise. This charming neighborhood is nestled between two state parks, the Atlantic Ocean, and Biscayne Bay. Although the Village’s former coconut...

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Nearby home values

AddressSold priceBedsBathsSqftLot (Sqft)
This home: 18 Harbor Point, Key Biscayne, FL 33149
5
7
5,497
14,550
4
5
5,854
14,559
$7,350,000
5
6,062
$7,600,000
3
4
2,827
16,200
$8,550,000
7
7,445
19,085
$18,000,000
8
11,028
27,300

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the seller's discretion. No financial or legal advice provided. Equal Housing Opportunity.

Based on information from one of the following Multiple Listing Services: Beaches Multiple Listing Service, Inc., Martin County REALTORS® of the Treasure Coast, Inc., Miami Association of REALTORS®. Information being provided is for the visitor’s personal, noncommercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. The data contained herein is copyrighted by Beaches Multiple Listing Service, Inc., Martin County REALTORS® of the Treasure Coast, Inc., Miami Association of REALTORS® is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited. Property information referenced on this web site comes from the Internet Data Exchange (IDX) program of the MLS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. For the avoidance of doubt, the accuracy of all information, regardless of source, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals.