Calculate total floor area by adding each room or space. Useful for GIA estimates, valuations, and rebuild costings.
Rooms / Spaces
TOTAL FLOOR AREA
0m²
0 ft²
Rooms included
0
Square yards
0 yd²
Acres
0
Or convert GEA → GIA
m²
%
m
mm
Estimated GIA0 m²
Wall area deducted0 m² (0%)
Room totals are a simple sum of rectangles. GEA→GIA conversion is an estimate. For formal GIA measured to RICS / IPMS 2 (Residential) standards, contact your surveyor.
Conversion: 1 m² = 10.7639 ft²