274 W MASHTA DR, Key Biscayne, FL 33149

274 W MASHTA DR, Key Biscayne, FL 33149 is a 4-bedroom, 5.5-bathroom residential - single family : 1 unit built in 2012 with 4,203 square feet of living space on a 7,500 square foot lot. The property is currently owned by OCEAN SKY INVESTMENTS LLC, 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 2014-02-13 for $3,225,000, when JOSE CARLOS VALLEJO sold to OCEAN SKY INVESTMENTS LLC. The property has appreciated $3,224,900 (3224900%) since the prior sale of $100 on 2012-05-04. There are 3 recorded sales for this property.

The 2025 assessed value is $3,237,414 with a market value of $3,237,414. This breaks down to $1,950,000 for the land and $1,287,414 for the building. The assessed value increased 9% from $2,968,732 in 2024.

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. 274 W MASHTA 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 2008 to 2014, with 3 recorded transactions in the public record. The current assessed value represents 100% of the most recent sale price. Based on the most recent sale, this property traded at $767 per square foot — a key metric for comparing value across Key Biscayne's real estate market..