Southeast Asia

Ngan (land unit)

A Thai land unit of exactly 400 m², a quarter of a rai and 100 square wah. Also written Ngarn, Ngaan, งาน.

1 ngan = 400 m² = 4,305.56 sq ft = 0.0988422 acresUsed in: Thailand

1 ngan =
400 m²
1 ngan = 400 m²
The value in every unit
UnitValue
Square meters (m²)400 m²
Square feet (ft²)4,305.56 ft²
Square yards (yd²)478.396 yd²
Acres (ac)0.0988422 ac
Hectares (ha)0.04 ha
Ngan1 ngan

Ngan in other units

m²sq ftacreshectares
4004,305.560.09884220.04
  • = 1/4 rai = 100 square wah

About the ngan

The ngan sits between the rai and the square wah in Thai land measurement. It is exactly 400 m² (about 4,306 sq ft): four ngan make a rai and each ngan holds 100 square wah. Small residential plots are often described as a number of ngan or square wah rather than rai.

An acre is about 10.12 ngan, and a hectare is exactly 25 ngan.

Related measures

  • 4 ngan = 1 rai
  • 1 ngan = 100 square wah
  • 25 ngan = 1 hectare

Quick table

NganSquare feetSquare metersAcres
14,305.564000.0988422
28,611.138000.197684
521,527.822,0000.494211
1043,055.644,0000.988422
2086,111.288,0001.9768
50215,278.2120,0004.9421
100430,556.4240,0009.8842

Sources

Spotted a value that’s wrong for your area, or a regional value we should add? Email support@landmeasure.app with a source.

Frequently asked questions

How many ngan are in a rai?

Four. Each ngan is 400 m², so a rai is 1,600 m².

How many square feet is one ngan?

About 4,305.56 sq ft (400 m²).

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