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New listingMLS listing sourceMIAMI REALTORS® MLS
New listingMLS® A12116685
$2,900,000

251 Crandon Boulevard 806, Key Biscayne, FL 33149

Beds
2
Baths
3
Sqft
2,220
Est. payment$20,264/mo
Home type
Condominium
Year built
1979
Lot size
—
Price / sqft
$1,306
HOA
$2,453/mo
Community
KEY COLONY NO 2 CONDO

Property description

Rare opportunity to own the only northeast-facing slope residence currently available for sale at Oceansound in Key Colony! This spacious 2-bedroom residence with a den/flexible interior space offers approximately 2,200 sq. ft. and the potential to reconfigure the layout to accommodate an additional bedroom.One of the property's most impressive features is its two expansive balconies, including an oversized slope balcony, offering over 500 sq. ft. of private outdoor living space—perfect for relaxing, entertaining, and enjoying breathtaking panoramic views of the Atlantic Ocean, Biscayne Bay, and the Brickell skyline.Another exceptional feature is the approximately 130 sq. ft. of additional covered storage space within the unit, a rare convenience not available in other residences. The property also includes two assigned parking spaces, further enhancing its appeal.Meticulously maintained, the residence features impact windows in the living areas and bedrooms. The building has fully funded reserves, with no special assessments currently anticipated.Key Colony offers resort-style amenities, including 12 tennis courts, an Olympic-size pool, a children's playground, and direct beach access.A truly unique opportunity combining generous interior space, over 500 sq. ft. of private balconies, rare in-unit storage, spectacular views, and two assigned parking spaces in one of Key Biscayne's most desirable communities.Easy to show!

Listing activity

Days on market
0
Listed
Nov 2, 2026
MLS listing updated
3 hours ago
Feed last checked
Just now

Listed by Julieta Suarez Lepre · Serhant

Map

Map location is based on MLS-supplied coordinates. Verify the location before relying on it.

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms
2
Bathrooms
3
Bathrooms (decimal)
2.5
Full bathrooms
2
Half bathrooms
1

Rooms & features

Rooms
1
Interior features
Bedroom Layout - Split, Walk-In Closet(s)
Flooring
Ceramic Tile
Appliances
Dishwasher, Dryer, Microwave, Refrigerator, Washer
Window features
Blinds

Heating & cooling

Heating
Central
Cooling
Central Air
Property

Parking

Garage spaces
2
Garage
Yes
Covered spaces
2
Parking features
Covered, Deeded, Guest
Attached garage
No

Exterior

Stories
12
Building area
2,220 sqft
Pool features
Private
View
Ocean, Skyline
Waterfront
Deeded Beach Access, Ocean
Waterfront property
Yes
Construction

Type & style

Home type
Condominium
Year built
1979

Materials

Construction
Block
Utilities & green energy

Not reported by the listing source.

Community & HOA

Community

Subdivision
KEY COLONY NO 2 CONDO
MLS area
2420
Security
Security Guard, Security System
Pets allowed
Yes
55+ community
No

Association

Has association
Yes
Association fee
$7,357 quarterly
Estimated monthly dues
$2,453
Amenities
Maintenance, Pool, Bike Storage, Clubhouse, Elevator(s), Fitness Center, Lobby, Parking, Picnic Area, Spa/Hot Tub, Storage, Trash Chute
Services included
Cable TV, Insurance, Internet, Maintenance Structure, Security, Trash, Water
Lease details

Not reported by the listing source.

Location

Area details

City
Key Biscayne
County
Miami-Dade
ZIP code
33149
Manufactured home details

Not reported by the listing source.

Financial & listing details

Listing

MLS number
A12116685
Possession
Close Of Escrow
Original list price
$2,900,000
Parcel number
2442320180530
Annual property tax
$15,758
Tax year
2025
Tax legal description
KEY COLONY NO 2 CONDO UNIT 806 UNDIV .004210% INT IN COMMON ELEMENTS OFF REC 10465-318 OR 12087-2146 0384 1
Additional MLS details

Reported by the listing source

Association Amenities
Maintenance, Pool, Bike Storage, Clubhouse, Elevator(s), Fitness Center, Lobby, Parking, Picnic Area, Spa/Hot Tub, Storage, Trash Chute
Association Fee Frequency
Quarterly
Association Fee Includes
Cable TV, Insurance, Internet, Maintenance Structure, Security, Trash, Water
Association
Yes
Bathrooms Total Decimal
2.5
Bathrooms Total Integer
3
Building Area Total
2220
Construction Materials
Block
County Or Parish
Miami-Dade
Days On Market
0
Elementary School
Key Biscayne K-8
High School
Coral Gables
List Price
2900000
Listing Contract Date
2026-11-02
Living Area
2220
MLSArea Major
2420
Middle Or Junior School
Ponce De Leon
Mls Status
Active
On Market Date
2026-11-01
Photos Count
29
Postal Code
33149
Property Sub Type
Condominium
Property Type
Residential
Rooms Total
1
Security Features
Security Guard, Security System
Senior Community
No
Standard Status
Active
State Or Province
FL
Status Change Timestamp
2026-11-02T05:00:00Z
Stories Total
12
Subdivision Name
KEY COLONY NO 2 CONDO
Waterfront Features
Deeded Beach Access, Ocean
Tax Annual Amount
15758
Bathrooms Full
2
Bedrooms Total
2
Bathrooms Half
1
Financial Information: Estimated Monthly Assoc Recurring Fee
2453

Market value

Automated estimate—No licensed valuation source connected
Estimated sales range—Ask Karim for a local market analysis
Estimated rent—No licensed rental valuation source connected

Price history

DateEventPrice
Nov 2, 2026ListedMIAMI REALTORS® MLS$2,900,000$1,306/sqft

Public tax history

YearProperty taxesAssessment
2025$15,758—

Payment calculator

Estimated monthly payment$20,264/moIllustrative estimate, not a loan offer.
Principal & interest
$15,047
Property taxes
$1,313
Insurance
$1,450
Association dues
$2,453

Live national rate context is displayed below through Mortgage News Daily’s official widget. The calculator rate remains a separate assumption until licensed machine-readable access is connected. This is not a loan offer.

Neighborhood

Area

KEY COLONY NO 2 CONDO

Key Biscayne · Miami-Dade County · 33149

Climate risk

—

No licensed climate-risk source is connected.

Nearby schools

Key Biscayne K-8Elementary
—
Ponce De LeonMiddle
—
Coral GablesHigh
—
School names and districts are MLS-reported when available. Verify attendance boundaries with the school district. Ratings require a licensed ratings provider.

Nearby homes

12 homes

Similar homes

12 homes
MLS listing source

MIAMI REALTORS® MLS · Listing courtesy of Serhant. All listings featuring the BMLS logo are provided by BeachesMLS, Inc. This information is not verified for authenticity or accuracy and is not guaranteed. Copyright ©2026 BeachesMLS, Inc. IDX information is provided exclusively for consumers’ personal, non-commercial use and may be used only to identify prospective properties they may be interested in purchasing or leasing. Terms of use · Equal Housing Opportunity.