715 N MASHTA DR, Key Biscayne, FL 33149

715 N MASHTA DR, Key Biscayne, FL 33149 is a 5-bedroom, 5-bathroom residential - single family : 1 unit built in 2005 with 6,839 square feet of living space on a 15,000 square foot lot. The property is currently owned by KEYLAGO LLC, recorded as of 2026-03-29. The owner appears to be owner-occupied based on the mailing address matching the property address.

The most recent sale was on 2014-03-19 for $10,000,000, when LUIS LAMELA &W CLARA sold to KEYLAGO LLC. The property has appreciated $8,350,000 (506%) since the prior sale of $1,650,000 on 1998-11-01. There are 3 recorded sales for this property.

The 2025 assessed value is $8,940,250 with a market value of $9,077,206. This breaks down to $6,750,000 for the land and $2,327,206 for the building. The assessed value increased 10% from $8,127,500 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. 715 N 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 1985 to 2014, with 3 recorded transactions in the public record. The current assessed value represents 89% of the most recent sale price. Based on the most recent sale, this property traded at $1462 per square foot — a key metric for comparing value across Key Biscayne's real estate market..