90 ALTON RD 1407, Miami Beach, FL 33139

90 ALTON RD 1407, Miami Beach, FL 33139 is a 1-bedroom, 1-bathroom residential - total value : condominium - residential built in 1999 with 740 square feet of living space. The property is currently owned by ARGONAUT MIAMI LLC, recorded as of 2026-04-28. The mailing address differs from the property address, suggesting this may be an investment property or rental.

The most recent sale was on 2026-04-01 for $620,000, when MARK HASKINS sold to ARGONAUT MIAMI LLC. The property has appreciated $135,000 (28%) since the prior sale of $485,000 on 2021-07-26. There are 4 recorded sales for this property.

The 2025 assessed value is $423,662 with a market value of $544,723. The assessed value increased 3% from $411,723 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 $87,115, and the median home value is $2,000,001.

The population density is 7,330 people per square mile. There are active mortgage liens totaling $424,628 recorded against this property. 90 ALTON RD 1407, 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 2014 to 2026, with 4 recorded transactions in the public record. The current assessed value represents 68% of the most recent sale price.

This low ratio may suggest the property is under-assessed relative to market value, common after recent improvements or a competitive purchase. Based on the most recent sale, this property traded at $838 per square foot — a key metric for comparing value across Miami Beach's real estate market..