🗺️ Rai (Thailand) to Square Miles Converter

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Converted Value
0.0154441

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⚡ Rai (Thailand) to Square Miles: the quick answer

1 rai = 0.000617763 mi² 1 rai (Thailand) equals 0.000617763 square miles

To convert rai (Thailand) to square miles, multiply the value by 0.000617763. To go the other way, multiply square miles by 1,618.74 to get rai (Thailand).

↔ Convert square miles to rai (Thailand) instead

🧮 Formula

Rai (Thailand) to Square Miles
mi² = rai × 0.000617763
Square Miles to Rai (Thailand)
rai = mi² × 1,618.74

Where

  • rai = the area in rai (Thailand)
  • mi² = the area in square miles
Every unit here is defined by its area in square meters, so the conversion factor is (square meters per rai (Thailand)) ÷ (square meters per square mile).

📊 Rai (Thailand) to Square Miles conversion table

Rai (Thailand) (rai)Square Miles (mi²)
1 rai0.000617763 mi²
2 rai0.00123553 mi²
5 rai0.00308882 mi²
10 rai0.00617763 mi²
20 rai0.0123553 mi²
50 rai0.0308882 mi²
100 rai0.0617763 mi²
500 rai0.308882 mi²
1,000 rai0.617763 mi²

✏️ Worked examples

Convert 25 rai (Thailand) to square miles

25 rai × 0.000617763 = 0.0154441 mi²

Try this example →

Convert 250 rai (Thailand) to square miles

250 rai × 0.000617763 = 0.154441 mi²

Try this example →

📘 About these units

Rai (Thailand) (rai). A rai is 4 ngan, exactly 1,600 m² (40 m × 40 m), the main land unit in Thailand. Used in: Asia — Thailand & Southeast Asia.

Square mile (mi²). A square mile is 640 acres (2.58999 km²).

❓ Frequently asked questions

How many square miles are in one rai (Thailand)?

There are 0.000617763 square miles in one rai (Thailand).

How do I convert rai (Thailand) to square miles?

Multiply the number of rai (Thailand) by 0.000617763. For example, 10 rai (Thailand) equal 0.00617763 square miles.

How many rai (Thailand) are in one square mile?

One square mile equals 1,618.74 rai (Thailand).

What people are saying
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Anonymous · 04 Oct 2026