Land Measurement Conversions

By | January 8, 2014
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Land in Thailand is always measured in Rai, Ngan and Wah. Land prices are expressed either in Thai Baht per Rai orThai Baht per Wah for smaller plots. 

The tables below will help you convert Thai measurements & express them in the major Western measures:
1 Square Wah = 4 Square Meters
1 Acre = 2.471 Rai or 43,560 Square Feet
1 Ngan = 100 Wah or 400 Square Meters
1 Hectare = 6.25 Rai or 10,000 Square Meters
1 Rai = 4 Ngan or 1600 Square Meters
Sq. Wah
Sq. Ft.
Sq. M.
Ngan
Rai
Acre(s)
Hectare(s)
1 43 4
100 4,305 400 1 0.25 0.10 0.04
400 17,222 1,600 4 1 0.40 0.16
800 34,444 3,200 8 2 0.80 0.32
1,200 51,667 4,800 12 3 1.20 0.48
1,600 68,888 6,400 16 4 1.60 0.64
2,000 86,111 8,000 20 5 2.00 0.80
2,400 103,333 9,600 24 6 2.40 0.96
2,800 120,555 11,200 28 7 2.80 1.12
3,200 137,777 12,800 32 8 3.20 1.28
3,600 155,000 14,400 36 9 3.60 1.44
4,000 172,222 16,000 40 10 4.00 1.60
32,000 80 20 8 3.20
48,000 120 30 12 4.80
64,000 160 40 16 6.40
80,000 200 50 20 8.00
96,000 240 60 24 9.60
112,000 280 70 28 11.20
128,000 320 80 32 12.80
144,000 360 90 36 14.40
160,000 400 100 40 16.00