3 HARBOR PT, Key Biscayne, FL 33149

3 HARBOR PT, Key Biscayne, FL 33149 is a 4-bedroom, 8-bathroom residential - single family : 1 unit built in 1989 with 14,978 square feet of living space on a 34,000 square foot lot. The property is currently owned by NICOLAS ESTRELLA, recorded as of 2026-03-29. The mailing address differs from the property address, suggesting this may be an investment property or rental.

The most recent sale was on 2012-03-25 for $50,000, when FINLAY B MATHESON sold to NICOLAS ESTRELLA . The property sold for $3,945,000 less than the prior sale of $3,995,000 on 1997-03-01. There are 3 recorded sales for this property.

The 2025 assessed value is $6,182,588 with a market value of $22,509,267. This breaks down to $19,154,439 for the land and $3,354,828 for the building. The assessed value increased 3% from $6,008,346 in 2024.

The property has the following tax exemptions: homestead. This property is located in FEMA Flood Zone AE, a Special Flood Hazard Area with a 1% annual chance of flooding (100-year floodplain). Flood insurance is typically required by lenders for properties in this zone.

The median household income in this area is $250,001, and the median home value is $2,000,001. The population density is 3,407 people per square mile. 3 HARBOR PT, Key Biscayne, FL 33149 is located in Key Biscayne, Florida.

Property records, tax assessments, sales history, and ownership information for this Key Biscayne property are sourced from miami_dade County public records. The complete ownership history of this property spans from 1994 to 2012, with 3 recorded transactions in the public record. The current assessed value represents 12365% of the most recent sale price.

This high ratio could indicate the property was purchased below market value — a potential sign of a distressed sale or off-market deal. Based on the most recent sale, this property traded at $3 per square foot — a key metric for comparing value across Key Biscayne's real estate market..