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Belle Plaza

20 Island Ave, Miami Beach, FL, 33139
226
RESIDENCES
15
STORIES
1962
YEAR BUILT
$399K – $399K+
VALUE RANGE

Belle Plaza is a 15-story bayfront condominium at 20 Island Avenue on Belle Isle, the easternmost of Miami Beach's Venetian Islands, completed in 1962 and comprising 226 residences. The building was designed by the South Florida architecture firm T. Trip Russell & Associates (later The Russell Partnership), reflecting the mid-century modern character common to Biscayne Bay towers of its era. Residents have access to a heated bayside pool with sundeck, jacuzzi, fitness center, tennis court, barbecue area, resident lounge, bike storage, boat dock, and assigned parking, along with 24-hour concierge/security and valet service. The building sits directly across from Belle Isle Park and The Standard Spa hotel, with easy access to the dining, shopping, and entertainment of Sunset Harbour just across the water. Its Venetian Islands location offers a quieter, more residential counterpoint to South Beach while remaining minutes from downtown Miami.

Available Residences at Belle Plaza

2 Bedroom Condos · 1 unit

UnitAsking PriceBed(s)/Bath(s)Living SizePrice/Sq.Ft.Days on Market
1401$1,199,0002 / 21,403$85546

Studios · 1 unit

UnitAsking PriceBed(s)/Bath(s)Living SizePrice/Sq.Ft.Days on Market
315$398,5000 / 1592$6733
Neighborhood
South Beach

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ANALYTICS

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

CURRENT INVENTORY

1
Active Listings
▲ 0% vs last month
Avg List Price
$399K
Avg Days on Market
3

INVENTORY BY BEDROOM

  • 0 Bed (1) 100%
Building vs. Market
25% discount to Miami Beach
Trades at a 25% discount to the Miami Beach average ($663 vs $882/sqft) — potential relative value for buyers.

INVENTORY TREND (ALL UNITS)

320Sep '25Jan '26May '26
1
New Listings
last 3 months
$663
Avg Sale $/SqFt
last 36 months
3
Months of Supply
4
Sold
last 12 months

Market & Community Report

As of August 17, 2026, Belle Plaza carries 1 active listing at an average asking price of $399K, with an average time on market of 3 days. Closed sales over the preceding 36 months averaged $663 per sq ft, and 4 transactions closed in the past 12 months — implying 3 months of supply against the current pace of absorption.

Zip code 33139 (Miami Beach) is home to 34,406 residents with a median age of 42.1. Per-capita income stands at $88,782; 55.4% hold a bachelor's degree or higher. 33.9% of units are owner-occupied; 26.7% of residents work from home.

Data current as of August 17, 2026. Market metrics derived from MLS closed sales; community data from U.S. Census ACS.

Frequently Asked Questions — Belle Plaza

How many condos are for sale at Belle Plaza?

As of August 17, 2026, 1 residence is actively listed for sale at Belle Plaza. Current asking prices range from $399K to $399K. Inventory updates daily from the MLS.

How much do condos at Belle Plaza cost?

Condos at Belle Plaza are currently asking from $399K to $399K. Over the past 36 months, closed sales have averaged $663 per square foot. Final pricing varies by floor, line, square footage, finishes, and view.

What is the average price per square foot at Belle Plaza?

Based on MLS closed sales over the preceding 36 months, the average sale price at Belle Plaza is $663 per square foot. Use this as a benchmark when comparing active listings in the building.

Where is Belle Plaza located?

Belle Plaza is located at 20 Island Ave, Miami Beach, FL, 33139, in the South Beach area.

What neighborhood is Belle Plaza in?

Belle Plaza is in South Beach, Miami Beach. You can compare every condo building, home inventory, and price trend across South Beach on its neighborhood guide.

How many units are in Belle Plaza?

Belle Plaza has 226 residences across 15 stories.

What year was Belle Plaza built?

Belle Plaza was completed in 1962.

What floor plans are available at Belle Plaza?

Belle Plaza has 22 published floor plans. See the Floor Plans tab above for unit lines, dimensions, and layouts.

What amenities does Belle Plaza offer?

Belle Plaza amenities include Heated bayside pool, Sundeck, Jacuzzi/spa, Fitness center, Tennis court, BBQ/barbecue area, Resident lounge, Bike storage.

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