20 ISLAND AVE 1507, Miami Beach, FL 33139

20 ISLAND AVE 1507, Miami Beach, FL 33139 is a 1-bedroom, 1.5-bathroom residential - total value : condominium - residential built in 1962 with 897 square feet of living space. The property is currently owned by STEVEN MATHIEU SUEANNE MATHIEU, 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 2009-01-15 for $309,000, when MATTHEW B BAUER sold to STEVEN MATHIEU. The property has appreciated $100,100 (48%) since the prior sale of $208,900 on 2002-10-01. There are 3 recorded sales for this property.

The 2025 assessed value is $457,384 with a market value of $467,625. The assessed value increased 10% from $415,804 in 2024. The median household income in this area is $189,605, and the median home value is $1,453,400.

The population density is 3,945 people per square mile. 20 ISLAND AVE 1507, Miami Beach, FL 33139 is located in Miami Beach, Florida. Property records, tax assessments, sales history, and ownership information for this Miami Beach property are sourced from miami_dade County public records.

The complete ownership history of this property spans from 2002 to 2009, with 3 recorded transactions in the public record. The current assessed value represents 148% 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 $344 per square foot — a key metric for comparing value across Miami Beach's real estate market..