m² Thai Land Size Converter

Convert Thai units (Rai–Ngan–Sq.Wah) to and from sqm, sq.ft, hectare, and acre in one place.

Accurate base: 1 Rai = 1,600 m², 1 Ngan = 400 m², 1 Sq.Wah = 4 m²

1. Enter any known size

Input

Use either full Rai–Ngan–Wah, or choose a unit and enter a single value. All fields are optional — the last changed value wins.

1 Rai

1 Ngan

100 Sq.Wah

400 m²

1,600 m²

Rai

Ngan

Sq.Wah

Rai–Ngan–Wah (X–X–X)

Single value

Unit

Auto

Based on the last edited field. Values are approximate for non-Thai units.

Total (Rai–Ngan–Sq.Wah)

–

Square meters (m²)

–

Square feet (ft²)

–

Hectares

–

Acres

–

Thai units (decimal)

–