Land Measurement

How is land measured in Thailand?

Land MeasurementThailand has its specific traditional units of measurements.
When you look at a land plot you will see the size of it in talang wah, ngan and rai.
1 rai equals to 1600 sq. m. Whereas 1 wah is 2 m, and 1 talang wah is 4 sq. m.
1 ngan is 100 talang wah, or 400 sq. m.
Therefore one rai is comprised of 4 ngan.

You may refer to this conversion table for your convenience:

Thai to Metric Metric to Thai
1 Wah = 2 m 1 m = 0.5 Wah
1 Talang Wah = 4 sq. m 1 sq. m = 0.25 Talang Wah
1 Rai = 1600 sq. m 1 Acre = 2.53 Rai
1 Rai = 400 Talang Wah 1 Hectare = 6.25 Rai
1 Rai = 0.40 Acre
1 Rai = 0.16 Hectare
1 Ngan = 100 Talang Wah