Rent in Key Biscayne, FL
A 2-bedroom in Key Biscayne, FL (ZIP 33149) typically rents for about $3,580 a month, with a range of $3,500–$3,660. Owner-occupied homes in Miami-Dade County pay about 0.81% of their value a year in property tax, and the 30-year fixed mortgage rate averaged 7.32% in the week of Oct 22, 2026.
Rent by bedrooms
| Size | Typical | Range across ZIPs | ZIPs |
|---|---|---|---|
| Studio | $2,780 | $1,953–$2,780 | 1 |
| 1 bed | $2,754 | $2,477–$3,030 | 1 |
| 2 beds | $3,580 | $3,500–$3,660 | 1 |
| 3 beds | $4,090 | $3,500–$4,680 | 1 |
| 4 beds | $4,425 | $3,500–$5,350 | 1 |
Typical = median of each ZIP's best guess. Gross rent (rent plus tenant-paid utilities). Sources: HUD Small Area Fair Market Rents (Oct 1, 2026), Census ACS 5-year median gross rent (Dec 31, 2024) and HUD county Fair Market Rents (Oct 1, 2026).
Key Biscayne ZIP codes
2 bedsFrequently asked questions
- What is the average rent for a 2-bedroom in Key Biscayne, FL?
- About $3,580 a month: the median of the typical rents in 1 ZIP code, which range from $3,500–$3,660. Figures are gross rent (rent plus tenant-paid utilities).
- What is the average rent for a 1-bedroom in Key Biscayne, FL?
- About $2,754 a month: the median of the typical rents in 1 ZIP code, which range from $2,477–$3,030. Figures are gross rent (rent plus tenant-paid utilities).
- What is the average rent for a 3-bedroom in Key Biscayne, FL?
- About $4,090 a month: the median of the typical rents in 1 ZIP code, which range from $3,500–$4,680. Figures are gross rent (rent plus tenant-paid utilities).
- What is the average rent for a studio in Key Biscayne, FL?
- About $2,780 a month: the median of the typical rents in 1 ZIP code, which range from $1,953–$2,780. Figures are gross rent (rent plus tenant-paid utilities).
- What is the average rent for a 4-bedroom in Key Biscayne, FL?
- About $4,425 a month: the median of the typical rents in 1 ZIP code, which range from $3,500–$5,350. Figures are gross rent (rent plus tenant-paid utilities).
- What is the property tax rate in Key Biscayne, FL?
- Owner-occupied homes in Miami-Dade County pay a typical 0.81% of their value a year (Census ACS, median taxes paid ÷ median home value, Dec 31, 2024). Investors often pay more after a purchase: the home is reassessed at the sale price and there is no homestead exemption.
- What is the current 30-year mortgage rate?
- The 30-year fixed rate averaged 7.32% in the week of Oct 22, 2026 (Freddie Mac PMMS via FRED). It's a national average for owner-occupied loans; investment property loans usually cost more.
- Where do these Key Biscayne rent figures come from?
- HUD Small Area Fair Market Rents (Oct 1, 2026), Census ACS 5-year median gross rent (Dec 31, 2024) and HUD county Fair Market Rents (Oct 1, 2026).