310 HARBOR DR, Key Biscayne, FL 33149

310 HARBOR DR, Key Biscayne, FL 33149 is a 6-bedroom, 9-bathroom residential - single family : 1 unit built in 2005 with 8,818 square feet of living space on a 23,772 square foot lot. The property is currently owned by ANDREW MICHAEL TWEDDLE QING YAO TWEDDLE, recorded as of 2026-04-19. The mailing address differs from the property address, suggesting this may be an investment property or rental.

The most recent sale was on 2017-06-20 for $100, when MARIA T LAZO &H sold to JORGE F LAZO TRS . The 2025 assessed value is $15,350,785 with a market value of $20,588,875. This breaks down to $16,640,400 for the land and $3,948,475 for the building.

The assessed value increased 3% from $14,918,159 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.

There are active mortgage liens totaling $8,381,861 recorded against this property. 310 HARBOR 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 2017 to 2017, with 2 recorded transactions in the public record..