Homes Under $700K in Key Biscayne, FL

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3 beds New construction With a pool

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12 Listings

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Homes Under $700K in Key Biscayne, FL

12 Listings

32Active

12 listings

Homes Under $700K in Key Biscayne, FL

Hide Map

12 Listings

Map

Homes Under $700K in Key Biscayne, FL

12 Listings

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call Jonathan

32Active

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call Jonathan

$535,000

1 bd · 1 ba · 740 sqft

260 Sunrise Dr D, Key Biscayne, FL

Ana Leighton · Compass Florida, LLC

17Active

$505,000

1 bd · 2 ba · 870 sqft

100 Ocean Lane Dr 303, Key Biscayne, FL

Nestor Palacios · Luxe Properties

39Active

$529,000

1 bd · 1 ba · 790 sqft

195 Sunrise Dr 7, Key Biscayne, FL

Emma Jauregui · Coldwell Banker Realty

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call Jonathan

18Active

$459,000

1 bd · 1 ba · 608 sqft

255 Sunrise Dr 107, Key Biscayne, FL

Devin Herrera · BHHS EWM Realty

55Active

$579,000

1 bd · 2 ba · 875 sqft

210 Sea View Dr 207, Key Biscayne, FL

David Deleon · Compass Florida, LLC

Price Reduced14Active

$480,000

1 bd · 2 ba · 854 sqft

251 Galen Dr 302, Key Biscayne, FL

Silvio De Cardenas III · Brickell Bay Club Realty, Inc.

Price Reduced12Active

$475,000

1 bd · 2 ba · 725 sqft

240 Galen Dr 214, Key Biscayne, FL

Thania Vernon · Fortune Christie's International Real Estate

Price Reduced32Active

$580,000

1 bd · 2 ba · 972 sqft

55 Ocean Lane Dr 3030, Key Biscayne, FL

Milayda Urena · Avanti Way Brickell

Price Reduced26Active

$699,000

2 bd · 2 ba · 1,040 sqft

555 Crandon Blvd 43, Key Biscayne, FL

Roberta Tazzini · BHHS EWM Realty

10Active

$495,000

1 bd · 1 ba · 725 sqft

240 Galen Dr 314, Key Biscayne, FL

Ninoska Stilp · Maos Realty, LLC.

Price Reduced11Active

$429,000

0 bd · 1 ba · 410 sqft

100 Sunrise Dr 5, Key Biscayne, FL

Khalil Khouri · Cristina Sammataro

Price Reduced20Active

$450,000

1 bd · 1 ba · 608 sqft

255 Sunrise Dr 103, Key Biscayne, FL

Maria-Elda Castaneda · Castaneda & Associates

Listing data & MLS disclosures

MIAMI REALTORS MLS: The multiple listing information is provided by MIAMI Association of Realtors® from a copyrighted compilation of listings. The compilation of listings and each individual listingare ©2026 MIAMI Association of Realtors®. All Rights Reserved.
The information provided is for consumers’ personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Last Updated: 2026-09-15 20:03:29 UTC

Key Biscayne housing market

June 2026

Selling at 94.0% of asking price

Buyers here are paying below asking. MLS · 30 sales · as of Jun 30, 2026

Homes that sold · County records, as of Jun 30, 2026

Median sale price: $1,390,000$843,750–$2,350,000 typical range
Price per sq. ft.: $858
Sales: 28
Paid in cash: 71.4%

Homes on the market · MLS, as of Jun 30, 2026

Median days on market: 31 days

Price trend · Assessor repeat sales, as of Jun 30, 2026

Year-over-year: 3.7%

Key Biscayne, FL community profile

Population: 15,327
Median income: $154,457
Housing units: 7,079
People per sq. mi.: 982.5
Area: 15.6 sq. mi.

Source: HJN community data

Explore Key Biscayne homes

Your Key Biscayne agent

Jonathan Alfonso

Portal Real Estate

Lic. #3306632

Call Jonathan

Listing data & MLS disclosures

MIAMI REALTORS MLS: The multiple listing information is provided by MIAMI Association of Realtors® from a copyrighted compilation of listings. The compilation of listings and each individual listingare ©2026 MIAMI Association of Realtors®. All Rights Reserved.
The information provided is for consumers’ personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified. Last Updated: 2026-09-15 20:03:29 UTC

Key Biscayne, FL community profile

Population: 15,327
Median income: $154,457
Housing units: 7,079
People per sq. mi.: 982.5
Area: 15.6 sq. mi.

Source: HJN community data

Key Biscayne housing market

June 2026

Selling at 94.0% of asking price

Buyers here are paying below asking. MLS · 30 sales · as of Jun 30, 2026

Homes that sold · County records, as of Jun 30, 2026

Median sale price: $1,390,000$843,750–$2,350,000 typical range
Price per sq. ft.: $858
Sales: 28
Paid in cash: 71.4%

Homes on the market · MLS, as of Jun 30, 2026

Median days on market: 31 days

Price trend · Assessor repeat sales, as of Jun 30, 2026

Year-over-year: 3.7%

Registered offenders on the map

Registered offenders on the map

Registered offenders on the map

Registered offenders on the map

Your Key Biscayne agent

Your Key Biscayne agent

Your Key Biscayne agent

Listing data & MLS disclosures

Key Biscayne housing market

Homes that sold · County records, as of Jun 30, 2026

Homes on the market · MLS, as of Jun 30, 2026

Price trend · Assessor repeat sales, as of Jun 30, 2026

Key Biscayne, FL community profile

Explore Key Biscayne homes

Your Key Biscayne agent

Listing data & MLS disclosures

Key Biscayne, FL community profile

Key Biscayne housing market

Homes that sold · County records, as of Jun 30, 2026

Homes on the market · MLS, as of Jun 30, 2026

Price trend · Assessor repeat sales, as of Jun 30, 2026