Own Key Biscayne

Key Colony Emerald Bay

151 Crandon Blvd · Built 1980 · 12 floors · 283 residences

4 for sale
For sale
4
3 pending · 3.7 mo supply
Median asking
$2.08M
from $1.25M
Median $/sqft
$1,075/sqft
$816/sqft sold, 12 mo
Days on market
86
23 to sell · 13 in 12 mo
Key Colony Emerald Bay
Listing photo · courtesy of Fortune Christie's International Real Estate · MLS #A11960931

Emerald Bay is situated in the heart of Key Biscayne within the Key Colony community. The building offers a resort-style atmosphere with a variety of views, including the Biscayne Bay, the Miami skyline, and the ocean. The property is characterized by its proximity to the beach and its extensive collection of amenities.

Residents have access to multiple swimming pools, including an Olympic-size pool and a waterfront pool with a snack bar. The community features 12 tennis courts, a fitness center, a children's playground, a dog run, and a library. Additional on-site conveniences include the Golden Hog Market, a beauty salon, and meeting rooms.

The building provides 24-hour security and concierge services. The grounds are described as lush and resort-style, offering a coastal lifestyle with direct beach access and various outdoor recreational spaces.

Live near more of Miami

What surrounds Key Colony Emerald Bay: seasonal events, annual programs and lifestyle indexes, measured from the building.

Distances are straight-line, not walking or driving.

Getting around

Key Biscayne is a walkable urban neighborhood. Transit, parks, dining and landmarks within reach:

Crandon ParkBill Baggs Cape Florida State ParkRickenbacker CausewayCrandon Park MarinaKey Biscayne Village GreenMiami Seaquarium
67
/ 100
B+
own.miami Score

A data-grounded score for Key Colony Emerald Bay from live market data — value, momentum, liquidity, building health, waterfront and age. Computed, not opinion.

Value23
$1,075/sqft — vs. Miami condos
Momentum95
+33.0% $/sqft over 6 months
Liquidity69
3.7 months of supply · 86 days on market
Health100
Verified records on file — nothing adverse
Waterfront90
Waterfront building
Age0
Built 1980
own.miami Condo Index
128100 = the median Miami condo, by price and liquidity.
Rank
#158 of 597 tracked Miami condos
Top 26% by price & liquidity
#15 of 36 in Key Biscayne
Momentum
↑ Rising
$1,075/sqft median ask
Liquidity
Warm
See the full Condo Index →

The stacks

4 lines · modeled from 34 sales

Condos repeat vertically — each “line” is a stack of near-identical units up the tower. We reconstruct Key Colony Emerald Bay’s lines from its sale history: the floorplan, the view, and how $/sqft climbs with the floor. The best value is the -26 line.

LineLayoutSizeView$/sqftSales
-022 bd · 2 ba1,506 sqftDirect OceanWaterfront$789/sqft4
-26Best value2 bd · 2 ba1,532 sqftBayWaterfront$783/sqft4
-303 bd · 3 ba2,001 sqftOcean ViewWaterfront$1,199/sqft2
-382 bd · 2 ba1,547 sqftBayWaterfront$789/sqft2

Modeled from Key Colony Emerald Bay’s past listings and sales — a guide to the building’s layouts and floor premiums, not an official floor plan. “Per floor” is the average $/sqft change per floor up the stack.

What’s a unit here worth?

Pick a line and a floor — we estimate the value from Key Colony Emerald Bay’s own sales history.

Estimated value
$1,200,000
$1,007,000$1,393,000 · $783/sqft
Moderate confidence · 4 sales

Estimate only — not an appraisal. It reflects the line and floor, not a specific unit’s condition, renovations or view obstructions.

Want the inside track on Key Colony Emerald Bay?

Get new listings here before the portals, and a straight answer from someone who knows the building.

Inventory

Sold $/sqft trend

3-month rolling median of closed sales in Key Colony Emerald Bay; bars are closings per month.

$525$870$1214Apr 2024Aug 2024Jan 2025Jun 2025Jan 2026Jun 2026

Location

Nearby buildings within half a mile.

Building facts

Address
151 Crandon Blvd
Year built
1980
Floors
12
Residences
283
Waterfront
Yes

Amenities

  • · Pool
  • · Spa
  • · Fitness/gym
  • · Valet
  • · Concierge
  • · 24-hour security
  • · Business center
  • · Party/social room
  • · Sauna
  • · Tennis
  • · Playground
  • · Beach access
  • · Dog park
  • · Market
  • · Salon
  • · Restaurant
  • · Library

Building rules

Parking
The building offers covered parking, with some units including one, two, or three assigned spaces.

Special assessments & recertification outlook

Elevated

Verified records

  • InfoSpecial assessment reported as paid — noted on 1 listingsSep 2, 2026

    Source: MLS listing remarks

  • Built 1980 — past its first structural milestone; next inspection around 2035

Estimated from Key Colony Emerald Bay’s age and signals in active listings — not an official inspection or reserve report. Always verify the building’s milestone-inspection status and reserves with the association before buying.

Frequently asked

How much do condos at Key Colony Emerald Bay cost?+

There are 4 condos for sale at Key Colony Emerald Bay, from $1,250,000, with a median asking price of $2,075,000 ($1,075/sqft).

Is Key Colony Emerald Bay a good time to buy?+

Key Colony Emerald Bay currently has about 3.7 months of supply — a seller-friendly pace.

How much are the HOA fees at Key Colony Emerald Bay?+

HOA / maintenance fees at Key Colony Emerald Bay run around $2,536 per month among units currently for sale; the exact fee varies by unit size and line, so confirm the current amount with the listing or the condo association.

Is Key Colony Emerald Bay a waterfront building?+

Yes — Key Colony Emerald Bay is a waterfront building (Key Biscayne).

When was Key Colony Emerald Bay built?+

Key Colony Emerald Bay was built in 1980, 12 stories, 283 residences.

Stay ahead
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