3104 NW 21 AVE, Miami, FL 33142

3104 NW 21 AVE, Miami, FL 33142 is a 3-bedroom, 2-bathroom multifamily 2-9 units : 2 living units built in 1929 with 2,030 square feet of living space on a 5,190 square foot lot. The property is currently owned by JOSE ANTONIO ALVAREZ MORA NATHALIE DANIELA ALVAREZ, recorded as of 2026-04-19. The owner appears to be owner-occupied based on the mailing address matching the property address.

The most recent sale was on 2023-02-14 for $540,000. There are 4 recorded sales for this property. The 2025 assessed value is $368,778 with a market value of $374,566.

This breaks down to $259,500 for the land and $115,066 for the building. The assessed value increased 5% from $352,760 in 2024. The property has the following tax exemptions: homestead.

The median household income in this area is $23,516, and the median home value is $207,400. The population density is 14,926 people per square mile. There are active mortgage liens totaling $510,286 recorded against this property.

3104 NW 21 AVE, Miami, FL 33142 is located in Miami, Florida. Property records, tax assessments, sales history, and ownership information for this Miami property are sourced from miami_dade County public records. The complete ownership history of this property spans from 1973 to 2023, 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 $266 per square foot — a key metric for comparing value across Miami's real estate market..