Floor Area Ratio (FAR) Calculator
Calculate floor area ratio and determine development potential for your property
Lot Information
Floor Areas (sqft)
Additional Areas
✓ FAR Compliant
Current FAR
0.55
Maximum FAR
2.00
FAR Utilization27.5%
Development Summary
Gross Floor Area5,500 sqft
Total Counted Area5,500 sqft
Max Allowed GFA20,000 sqft
Remaining Buildable14,500 sqft
Floor Breakdown
Floor 1
2,000 sqft
Floor 2
2,000 sqft
Floor 3
1,500 sqft
Average Floor Size1,833.333 sqft
Development Potential
You could potentially add 7 additional floor(s) at the average floor size of 1,833.333 sqft
Understanding FAR
Floor Area Ratio (FAR) is calculated by dividing the total floor area of a building by the lot size. For example, a FAR of 2.0 on a 10,000 sqft lot allows up to 20,000 sqft of floor area.
Formula: FAR = Total Floor Area ÷ Lot Size