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Unit 20A
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Casa del Mar Unit 20A For Sale

$3,600,000
881 Ocean Drive · Key Biscayne
Casa del Mar Unit 20A For Sale
$3,600,000
881 Ocean Drive · Key Biscayne
MLS A11932240
Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 1 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 2 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 3 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 4 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 5 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 6 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 7 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 8 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 9 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 10 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 11 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 12 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 13 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 14 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 15 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 16 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 17 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 18 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 19 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 20 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 21 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 22 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 23 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 24 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 25 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 26 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 27 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 28 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 29 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 30 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 31 of 32Casa del Mar Unit 20A, 881 Ocean Drive, Key Biscayne FL 33149, photo 32 of 32
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2 of 7 For Sale at Casa del Mar · back to list
$3,600,000Asking Price
$1,154Per SqFt
3/3Beds/BathsBd/Ba
3,120SqFt · 289.9 m²
Casa del Mar · MLS A11932240 · 67 days on Zilbert · Listed Aug 26, 2026 · 881 Ocean Drive, Key Biscayne FL 33149

Property Details

Asking Price$3,600,000
Price per SqFt$1,154
Maintenance Fee$7,822 Quarterly
Property Taxes$42,656 2025
Interior Space3,120 SqFt
Beds/Baths3/3
FurnishedNegotiable
Year Built1971
MLS #A11932240

Location

Directions

From the listing

Step into luxury with this spectacular water front 3-bedroom, 3-bath residence boasting 3,120 sq ft of elegant living space. Perfectly situated in the heart of Key Biscayne. This home offers panoramic bay views and resort like beach access creating the ultimate coastal lifestyle. Expansive open floor plan with abundant natural light, floor to ceiling windows and wrap around balconies. Gourmet kitchen with premium appliances and elegant bathrooms. This unit offers luxury, comfort and excellent location perfect for those looking for serene retreat with the conveniences of island living minutes from exciting urban Miami.

Listed by BHHS EWM Realty

What It Costs to Own

Monthly, before a mortgage and insurance

Maintenance$2,607
Property taxes$3,555
Per month$6,162

Maintenance $7,822 a quarter; taxes $42,656 for 2025. MLS figures, which may not be accurate.

Sales History for This Unit · Casa del Mar Unit 20A

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

What Other Units Have Been Selling For at Casa del Mar

4 units sold at Casa del Mar in the last 12 months at an average of $1,109/SqFt · This unit (20A) is asking $1,154/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 building, 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 Casa del Mar. Ask me about this residence, the line, or the building.

Listed by BHHS EWM Realty. 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 Casa del Mar

At Casa del Mar, 7 of 235 units are for sale and 4 sold in the last 12 months at an average of $1,109 per SqFt. Unit 20A asks $1,154 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.

Ask Mark