Key Colony II OceanSound

Key Biscayne / 1979

12 Stories / 310 Residences of 1, 2, 3 & 4 Bedrooms
251 Crandon Blvd Key Biscayne, FL 33149, USA

Key Colony II OceanSound is part of the Key Colony Condo Complex, comprised of 4 towers. With only 12 floors and 310 residences, this community is distinguished by its modern architectural design. Key Colony II OceanSound offers spacious residences, balconies with beautiful views of the Atlantic Ocean or the village of Key Biscayne, and other premium residence features for your unique needs. An olympic pool, tennis courts, pet friendly community, gym, social room, beach restaurant, convenience store, and jogging path are among some of the amenities that this complex offers.

Its exceptional private beach access allows you to sunbathe or go swimming while remaining close to home. Great places to visit nearby are the Miami Seaquarium, the Bill Baggs Park, Crandon Park, a spectacular community center with activities for everyone, and downtown Miami, which is only minutes away. Key Biscayne is a safe, family friendly and international community.

The Key Colony Condominiums allow flexibilty on short term rentals. Usually, you can rent for a one to three months as a minimum in any Key Colony Building (except for Botanica, which also allows weekly rentals).


This condominium building is part of a luxury residential complex with 3 other towers… Key Colony I Tidemark, Key Colony III Emerald Bay and Key Colony IV Botanica.

Prices & General Information

Information & Prices

Architect/s: SB Architects
Developed by Fritz Scharenberg
1 Unit for Sale: From $1,900,000
8 Units for Rent: $6,900 - $12,500
Average Listing Price: $1,229 x SF ($13,229 x M2)
Average Sales Price: $876 x SF ($9,427 x M2)

Average Price: $1,052 x SF

Features

Building Features

  • Gated community
  • Lush tropical landscaping throughout the forty acres
  • Each building has its own pool plus an Olympic lap pool in the center of the complex and an adults-only oceanfront pool
  • Social rooms
  • Twelve tennis courts
  • Pet friendly
  • Gym
  • Jogging path
  • Children's playground
  • Assigned parking

Residence Features

  • Spacious floor plans
  • Balcony with spectacular water views
  • If your residence is located on the slope of the building, the balcony is even more spacious, reaching 300 to 500 square feet
  • Stainless steel appliances
  • Washer and dryer
  • Marble floors
  • Granite countertops

Location

For Sale

3 Bedrooms

Unit Price SF $/SF
227 $1,900,000 1546$1,229 + Info

For Rent

2 Bedrooms

Unit Price SF $/SF
202 $6,900 1464$5 + Info
1105 $7,900 1368$6 + Info
1228 $8,000 1532$5 + Info
227 $10,000 1546$6 + Info
306 $11,000 1546$7 + Info
1037 $12,500 2310$5 + Info

3 Bedrooms

Unit Price SF $/SF
139 $12,000 1546$8 + Info
606 $12,000 2014$6 + Info

Sold

Unit Price SF $/SF Sale Date
625 $1,125,000 1532 SF $734 04/07/2026
237 $995,000 1532 SF $649 03/19/2026
441 $1,084,460 1532 SF $708 03/03/2026
628 $1,300,000 1532 SF $849 12/18/2025

Rented

Unit Price SF $/SF Rented Date
233 $6,000 1532 SF $4 05/25/2026
136 $5,500 1532 SF $4 05/20/2026
531 $8,150 1546 SF $5 05/01/2026
1222 $6,500 1546 SF $4 04/10/2026
704 $6,150 1532 SF $4 03/26/2026
309 $6,300 1611 SF $4 03/24/2026
535 $5,700 1546 SF $4 02/09/2026
243 $8,850 2312 SF $4 01/27/2026
1036 $14,500 2310 SF $6 01/27/2026
327 $12,000 1546 SF $8 12/16/2025
306 $10,000 1546 SF $6 12/11/2025

Contact Us

Miami Agents
  • This field is for validation purposes and should be left unchanged.