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Casa del Mar

881 Ocean Dr, Key Biscayne, FL, 33149
Market data compiled by Andres Jara, Licensed Real Estate Broker · Douglas Elliman · Data updated October 10, 2026
234
RESIDENCES
27
STORIES
1971
YEAR BUILT
$2.4M – $3.8M+
VALUE RANGE

Casa del Mar is a 27-story condominium in Key Biscayne, completed in 1971, with 234 residences. Residences range from $2.4M to $3.8M.

Available Residences at Casa del Mar

3 Bedroom Condos · 3 units

UnitAsking PriceBed(s)/Bath(s)Living SizePrice/Sq.Ft.Days on Market
10A$3,750,0003 / 33,120$1,20220
Listing courtesy of Carl H Cronwall, One Sotheby's International Realty, 305-365-2811.
20A$3,600,0003 / 33,120$1,154175
Listing courtesy of MariaAmancia Vial-Ducaud, BHHS EWM Realty, 305-960-2400.
7H$3,595,0003 / 33,120$1,15228
Listing courtesy of Carlos Martinez, Elite Ocean View Realty LLC, 305-600-1278.

2 Bedroom Condos · 2 units

UnitAsking PriceBed(s)/Bath(s)Living SizePrice/Sq.Ft.Days on Market
20E$2,470,0002 / 21,875$1,3170
Listing courtesy of Maria Becerra, Fortune Christie's International Real Estate, 305-361-3440.
16F$2,400,0002 / 21,875$1,28046
Listing courtesy of Dolores Urdapilleta, Urdapilleta Real Estate, LLC, 786-381-3758.
Neighborhood
Key Biscayne

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ANALYTICS

All analytics are based on closed sales from the last 36 months.

CURRENT INVENTORY

5
Active Listings
▲ 25% vs last month
Avg List Price
$3.2M
Avg Days on Market
67

INVENTORY BY BEDROOM

  • 2 Bed (2) 40%
  • 3 Bed (3) 60%
Building vs. Market
8% discount to Key Biscayne
Trades at a 8% discount to the Key Biscayne average ($1,001 vs $1,093/sqft) — potential relative value for buyers.

INVENTORY TREND (ALL UNITS)

630Nov '25Mar '26Jul '26
4
New Listings
last 3 months
$1,001
Avg Sale $/SqFt
last 36 months
15
Months of Supply
4
Sold
last 12 months

Market & Community Report

As of October 10, 2026, Casa del Mar carries 5 active listings at an average asking price of $3.2M, with an average time on market of 67 days. Closed sales over the preceding 36 months averaged $1,001 per sq ft, and 4 transactions closed in the past 12 months — implying 15 months of supply against the current pace of absorption.

Zip code 33149 (Key Biscayne) is home to 14,628 residents with a median age of 43.2. Per-capita income stands at $106,219; 77.1% hold a bachelor's degree or higher. 69.4% of units are owner-occupied; 34.6% of residents work from home.

Data current as of October 10, 2026. Market metrics derived from MLS closed sales; community data from U.S. Census ACS.

Frequently Asked Questions — Casa del Mar

How many condos are for sale at Casa del Mar?

As of October 10, 2026, 5 residences are actively listed for sale at Casa del Mar. Current asking prices range from $2.4M to $3.8M. Inventory updates daily from the MLS.

How much do condos at Casa del Mar cost?

Condos at Casa del Mar are currently asking from $2.4M to $3.8M. Over the past 36 months, closed sales have averaged $1,001 per square foot. Final pricing varies by floor, line, square footage, finishes, and view.

What is the average price per square foot at Casa del Mar?

Based on MLS closed sales over the preceding 36 months, the average sale price at Casa del Mar is $1,001 per square foot. Use this as a benchmark when comparing active listings in the building.

Where is Casa del Mar located?

Casa del Mar is located at 881 Ocean Dr, Key Biscayne, FL, 33149, in the Key Biscayne area.

What neighborhood is Casa del Mar in?

Casa del Mar is in Key Biscayne, Key Biscayne. You can compare every condo building, home inventory, and price trend across Key Biscayne on its neighborhood guide.

How many units are in Casa del Mar?

Casa del Mar has 234 residences across 27 stories.

What year was Casa del Mar built?

Casa del Mar was completed in 1971.

What amenities does Casa del Mar offer?

Casa del Mar amenities include Elevator(s), Exercise Room, Guard at Gate, Pool, Handball/Basketball, Kitchen Facilities.

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