425 Harbor Dr
Key Biscayne, FL 33149
$7,450,000Active · confirmed September 18, 2026 · listed 103 days ago · $1,632/sq ft
425 Harbor Dr in Key Biscayne. 7 bed, 8 bath, 4,565 sq ft. Asking $7,450,000. Active listing facts, schools and neighborhood context on EuKreate.
Ask about 425 Harbor Dr
Monthly cost, schools, the commute, what to check before you tour.
Answers use this home’s own facts. No account needed to start.
425 Harbor Dr, Key Biscayne, FL 33149 and what is around it
Listed by One Sotheby's International Realty · Mark Chatburn · MLS A12034564 · as of 2026-09-18
Beds
7
Baths
8
Sq ft
4,565
Built
2020
Property typeSingle Family
Lot size9,258 sq ft · 0.21 acres
Price per sq ftPrice per square footThe asking price divided by the home’s interior square footage. Compare it only with broadly similar homes; condition, lot, layout, and fees still matter.$1,632
ListedJun 12, 2026
CountyMiami-Dade
Listing typesale
Property summary
This 7-bedroom, 8-bath single family offers 4,565 sq ft.
Refined from listing-reported details
Listed by One Sotheby's International Realty · Mark Chatburn · MLS A12034564 · as of 2026-09-18
How this compares in Key Biscayne
136 homes for sale, median asking $2,350,000, typically listed 96 days. See the Key Biscayne market
Active asking price only, not a sold price and not an appraisal. Check official sources before acting. Listing facts as of September 18, 2026.