Waterfront · Key Biscayne

Waterfront Homes for Sale in Key Biscayne, FL

82 waterfront homes are for sale in Key Biscayne, FL right now — median asking price single-family $19.5M, condo $2.4M. Of those, 8 with a private dock, 80 on navigable water with ocean access, 61 oceanfront. The median listing sits 0 miles from the nearest ocean inlet. Every listing carries a DealRadar™ opportunity grade at today's asking price.

On the market
82
Active + pending
Single-family median
$19.5M
13 listings · $3,046/sqft
Condo median
$2.4M
67 listings · $1,164/sqft
Private dock
8
Listings with a dock
To the inlet
0 mi
Median, straight-line
Median DOM
110
Days on market

Computed Sep 24, 2026 from the live MLS feed · medians per property type

Newest first

Key Biscayne waterfront homes on the market

All Key Biscayne listings
155 Ocean Lane Drive 1002, Key Biscayne, FL 33149, Key Biscayne
Active
$995K
155 Ocean Lane Drive 1002, Key Biscayne, FL 33149
Key Biscayne, FL 33149
Oceanfront
1 BD · 2 BA · 895 SFDOM 0
799 Crandon Boulevard 202, Key Biscayne, FL 33149, Key Biscayne
Active
$5.49M
799 Crandon Boulevard 202, Key Biscayne, FL 33149
Key Biscayne, FL 33149
Oceanfront
4 BD · 6 BA · 3,581 SFDOM 1
445 Grand Bay Drive 104, Key Biscayne, FL 33149, Key Biscayne
Active
$3.95M
445 Grand Bay Drive 104, Key Biscayne, FL 33149
Key Biscayne, FL 33149
Oceanfront
4 BD · 5 BA · 3,250 SFDOM 2
430 Grand Bay Drive 606, Key Biscayne, FL 33149, Key Biscayne
Active
$3.9M
430 Grand Bay Drive 606, Key Biscayne, FL 33149
Key Biscayne, FL 33149
Oceanfront
4 BD · 4 BA · 2,930 SFDOM 2
155 Ocean Lane Drive 413, Key Biscayne, FL 33149, Key Biscayne
Active
$999K
155 Ocean Lane Drive 413, Key Biscayne, FL 33149
Key Biscayne, FL 33149
OceanfrontPool
2 BD · 2 BA · 1,260 SFDOM 7
600 Grapetree Drive 7FN, Key Biscayne, FL 33149, Key Biscayne
Active
$1.89M
600 Grapetree Drive 7FN, Key Biscayne, FL 33149
Key Biscayne, FL 33149
Oceanfront
2 BD · 2 BA · 1,888 SFDOM 8
151 Crandon Boulevard 138, Key Biscayne, FL 33149, Key Biscayne
Active
$1.8M
151 Crandon Boulevard 138, Key Biscayne, FL 33149
Key Biscayne, FL 33149
Oceanfront
2 BD · 2 BA · 1,547 SFDOM 9
151 Crandon Boulevard 1130, Key Biscayne, FL 33149, Key Biscayne
Active
$2.65M
151 Crandon Boulevard 1130, Key Biscayne, FL 33149
Key Biscayne, FL 33149
Oceanfront
3 BD · 3 BA · 2,001 SFDOM 14
199 Ocean Lane Drive 206, Key Biscayne, FL 33149, Key Biscayne
Active
$1.1M
199 Ocean Lane Drive 206, Key Biscayne, FL 33149
Key Biscayne, FL 33149
Oceanfront
2 BD · 2 BA · 1,260 SFDOM 14
131 Cape Florida Drive, Key Biscayne, FL 33149, Key Biscayne
Active
$17M
131 Cape Florida Drive, Key Biscayne, FL 33149
Key Biscayne, FL 33149
CanalPrivate dockPool
6 BD · 7 BA · 7,103 SFDOM 16
596 Fernwood Road B, Key Biscayne, FL 33149, Key Biscayne
Active
$2.79M
596 Fernwood Road B, Key Biscayne, FL 33149
Key Biscayne, FL 33149
Oceanfront
3 BD · 4 BA · 1,650 SFDOM 23
881 Ocean Drive 10A, Key Biscayne, FL 33149, Key Biscayne
Active
$3.75M
881 Ocean Drive 10A, Key Biscayne, FL 33149
Key Biscayne, FL 33149
Oceanfront
3 BD · 3 BA · 3,120 SFDOM 27
First look

Get Key Biscayne waterfront homes the day they list.

Tell us what you need and we set up DealRadar™ alerts for waterfront homes in Key Biscayne — each one graded at today's asking price, including off-market opportunities as they surface.

Waterfront Homes in Key Biscayne

A personal reply within one business day.

Private · never shared

By submitting, you agree that XI Realty may contact you about your request by phone, email, or text. Privacy Policy.

Tools

Data for this search

Key Biscayne Waterfront Index
What waterfront costs vs. dry lots
Bridge clearance guide
Air draft vs. every bridge
South Florida Waterfront Index
County waterfront premiums
Waterfront Homes

Waterfront Homes in other markets

Fort Lauderdale
Boca Raton
Lighthouse Point
Pompano Beach
Jupiter
Tequesta
Palm Beach Gardens
North Palm Beach
Palm Beach
West Palm Beach
Singer Island
Delray Beach
Boynton Beach
Highland Beach
Hillsboro Beach
Deerfield Beach
Ocean Ridge
Wilton Manors
Hollywood
Miami Beach
Miami
Coral Gables
Sunny Isles Beach
Aventura
Key Biscayne waterfront homes

Waterfront Homes in Key Biscayne: common questions

How many waterfront homes are for sale in Key Biscayne, FL?
82 active and pending listings as of September 24, 2026, from the live MLS feed. 4 listed in the last seven days.
What do waterfront homes cost in Key Biscayne?
Single-family: median asking price $19.5M ($3,046/sqft) across 13 listings. Condo: median asking price $2.4M ($1,164/sqft) across 67 listings. Medians are per property type — single-family and condo prices are never blended.
How long do waterfront homes in Key Biscayne stay on the market?
The median active listing has been on the market 110 days. 24 of 82 have cut their price below the original ask.
How many Key Biscayne waterfront homes have ocean access or a private dock?
80 are on navigable water with ocean access and 8 have a private dock. The median listing is 0 miles from the nearest inlet, straight-line. Check fixed-bridge clearances against your air draft before you tour.

Listing data sourced from BeachesMLS / Trestle. All information herein is deemed reliable but is not guaranteed and should be independently verified. Represented by Eleven Realty Partners, LLC d/b/a XI Realty · Equal Housing Opportunity.

SearchRequest Analysis