In Thailand, property-area is often shown in the local measurements; usually the "Wah" and the "Rai".

The following schedule gives an approximate conversion; from metric to imperial measurement.


1 Talang Wah = 4 Sqm = 40 Sq Ft

1 Ngan = 400 Sqm. = 4.000 Sq Ft

1 Rai = 1.600 Sqm. = 17.222 Sq Ft

2.5 Rai = 1 Acre = 40.000 Sq Ft