Coverage / FAR / Building Lines Calculator

Estimate max building footprint (coverage), GFA (from FAR), indicative storeys, and envelope checks from building lines. Designed for SA planning submissions.

Manual inputs Export CSV Always verify with official scheme
Tip: Use data from your municipality’s Land Use Scheme or our Controls Finder. Adjust assumptions (e.g. storey height) as needed.

Inputs

Building Lines (Setbacks)

optional
⚠️ This tool is advisory. Always verify numeric controls in the official scheme/by-law (see Planning).

Results

Max Building Footprint (Coverage)
— m²
Max Gross Floor Area (from FAR)
— m²
Indicative Storeys Needed*
—
*GFA ÷ footprint (rounded up)
Max Storeys by Height*
—
*Height ÷ storey height
Envelope Check (from setbacks)
Envelope Width
— m
Envelope Depth
— m
Envelope Area
— m²
Reminder: Some schemes cap storeys or specify height at the building line. Always cross-check your municipality’s scheme PDF.