‹›1 of 2For Sale at Key Colony II OceansoundBack to list
Unit 806
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Key Colony II Oceansound Unit 806 For Sale

$2,900,000
251 Crandon Blvd · Key Biscayne
Key Colony II Oceansound Unit 806 For Sale
$2,900,000
251 Crandon Blvd · Key Biscayne
MLS A12116685
Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 1 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 2 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 3 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 4 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 5 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 6 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 7 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 8 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 9 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 10 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 11 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 12 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 13 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 14 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 15 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 16 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 17 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 18 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 19 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 20 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 21 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 22 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 23 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 24 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 25 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 26 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 27 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 28 of 29Key Colony II Oceansound Unit 806, 251 Crandon Blvd, Key Biscayne FL 33149, photo 29 of 29
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1 of 2 For Sale at Key Colony II Oceansound · back to list
$2,900,000Asking Price
$1,306Per SqFt
2/2½Beds/BathsBd/Ba
2,220SqFt · 206.2 m²
Key Colony II Oceansound · MLS A12116685 · 1 day on Zilbert · Listed Nov 1, 2026 · 251 Crandon Blvd, Key Biscayne FL 33149

Property Details

Asking Price$2,900,000
Price per SqFt$1,306
Maintenance Fee$7,357 Quarterly
Property Taxes$15,758 2025
Interior Space2,220 SqFt
Beds/Baths2/2½
Year Built1979
MLS #A12116685

Location

Directions

From the listing

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!

Listed by Serhant

What It Costs to Own

Monthly, before a mortgage and insurance

Maintenance$2,452
Property taxes$1,313
Per month$3,766

Maintenance $7,357 a quarter; taxes $15,758 for 2025. MLS figures, which may not be accurate.

Sales History for This Unit · Key Colony II Oceansound Unit 806

Sale ⇅Sold Price ⇅Asking Price ⇅Beds/Baths ⇅SqFt ⇅Closed Date ⇅

What Other Units Have Been Selling For at Key Colony II Oceansound

5 units sold at Key Colony II Oceansound in the last 12 months at an average of $734/SqFt · This unit (806) is asking $1,306/SqFt

Below, the most recent sales most like this unit: units with the same bedroom count.

Unit ⇅Sold Price ⇅% of Ask ⇅Beds/Baths ⇅SqFt ⇅$/SqFt ⇅Closed Date ⇅

For a full analysis of past sales in this development, contact Mark Zilbert.

Mark Zilbert, Global Real Estate Advisor
Mark Zilbert
Global Real Estate Advisor · ONE Sotheby's International Realty · I track every sale at Key Colony II Oceansound. Ask me about this residence, the line, or the building.

Listed by Serhant. Mark Zilbert of ONE Sotheby's International Realty is a cooperating (transaction) broker and helps buyers find properties in Key Biscayne and throughout South Florida.

The curated data and calculated data for this property and its surrounding condo units and homes is based solely on data we have extracted from the MLS. There may be unpublished, private, quit claim and other property offerings and transfers that do not appear here, which may affect how a buyer or seller perceives property values. Always conduct proper due diligence when considering buying or selling property.

More at Key Colony II Oceansound

At Key Colony II Oceansound, 2 of 311 units are for sale and 5 sold in the last 12 months at an average of $734 per SqFt. Unit 806 asks $1,306 per SqFt, above the building's recent sold average. Figures compiled by Mark Zilbert, a Key Biscayne real estate agent with ONE Sotheby's International Realty, from MLS records.

Mark ZilbertAsk Mark
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