area (aperture)
Calculate Floor Area Ratio (FAR)
About Floor Area Ratio Calculator
Floor Area Ratio (FAR) is a zoning regulation that limits the total floor area of a building relative to the size of the lot. It's used to control building density and ensure proper urban planning.
FAR Formula:
FAR = Total Building Floor Area ÷ Lot Area
Typical FAR Limits:
- Residential: 0.5 - 2.0
- Commercial: 1.0 - 5.0
- Mixed Use: 1.5 - 3.0
- Industrial: 0.5 - 1.5