350 W HEATHER DR, Key Biscayne, FL 33149

350 W HEATHER DR, Key Biscayne, FL 33149 is a 6-bedroom, 5-bathroom residential - single family : 1 unit built in 1997 with 3,540 square feet of living space on a 7,500 square foot lot. The property is currently owned by JOHN DUTKOWSKI GABRIELA TOLEDO, recorded as of 2026-04-19. The owner appears to be owner-occupied based on the mailing address matching the property address.

The most recent sale was on 2021-01-08 for $2,220,000, when JAN L DILLOW TRS sold to JOHN DUTKOWSKI. The property has appreciated $2,219,900 (2219900%) since the prior sale of $100 on 2018-04-20. There are 3 recorded sales for this property.

The 2025 assessed value is $1,931,065 with a market value of $2,510,985. This breaks down to $1,950,000 for the land and $560,985 for the building. The assessed value increased 3% from $1,876,643 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. 350 W HEATHER DR, 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 1998 to 2021, with 3 recorded transactions in the public record. The current assessed value represents 87% of the most recent sale price.

Based on the most recent sale, this property traded at $627 per square foot — a key metric for comparing value across Key Biscayne's real estate market..