How to convert bighas to acres
To convert bighas to acres, multiply the value by the conversion factor 0.3305785124. To go the other way, multiply by 3.025 (or divide by 0.3305785124).
Worked example: 5 bigha to ac
- Write the value: 5 bigha
- Multiply by 0.3305785124: 5 × 0.3305785124
- Result: 1.65289 ac
Bigha to Acre conversion table
Quick reference values, rounded to 6 significant digits.
| Bigha (bigha) | Acre (ac) |
|---|---|
| 0.1 bigha | 0.0330579 ac |
| 0.25 bigha | 0.0826446 ac |
| 0.5 bigha | 0.165289 ac |
| 1 bigha | 0.330579 ac |
| 2 bigha | 0.661157 ac |
| 3 bigha | 0.991736 ac |
| 4 bigha | 1.32231 ac |
| 5 bigha | 1.65289 ac |
| 6 bigha | 1.98347 ac |
| 7 bigha | 2.31405 ac |
| 8 bigha | 2.64463 ac |
| 9 bigha | 2.97521 ac |
| 10 bigha | 3.30579 ac |
| 12 bigha | 3.96694 ac |
| 15 bigha | 4.95868 ac |
| 20 bigha | 6.61157 ac |
| 25 bigha | 8.26446 ac |
| 30 bigha | 9.91736 ac |
| 40 bigha | 13.2231 ac |
| 50 bigha | 16.5289 ac |
| 75 bigha | 24.7934 ac |
| 100 bigha | 33.0579 ac |
| 250 bigha | 82.6446 ac |
| 500 bigha | 165.289 ac |
| 1,000 bigha | 330.579 ac |
Acre to Bigha
| ac | bigha |
|---|---|
| 1 ac | 3.025 bigha |
| 5 ac | 15.125 bigha |
| 10 ac | 30.25 bigha |
| 50 ac | 151.25 bigha |
| 100 ac | 302.5 bigha |
1 Bigha in other area & land units
About Bigha and Acre
What is a bigha (bigha)?
A bigha (বিঘা) equals 20 katha. The standard bigha in Bangladesh is 14,400 square feet, or about 33 decimal. Local values may vary.
What is a acre (ac)?
An acre equals 43,560 square feet or 100 decimal. It is used for agricultural land in Bangladesh, India, the UK and the US.
Important for land buyers: traditional units like katha and bigha differ between districts. This converter uses the standard values used in Dhaka and most official calculations: 1 katha = 720 sq ft, 1 bigha = 20 katha = 14,400 sq ft, 1 decimal (shotok) = 435.6 sq ft, 1 acre = 100 decimal. Always confirm the local value written in your deed (দলিল) or with the land office (AC Land).
Where bigha to acre conversion is used
Area & land conversions are needed for buying and selling land, flats, deed (dolil) records, construction planning and farming. Converting between bighas and acres is especially common when you compare products, read foreign specifications, or fill in forms that expect a specific unit.
Need every unit at once? Use the full Area & Land Converter.
Frequently asked questions
How many acres are in 1 bigha?
1 Bigha equals 0.330579 ac.
How do I convert bighas to acres?
Multiply the number of bighas by 0.3305785124. For example, 5 bigha × 0.3305785124 = 1.65289 ac.
What is 5 bigha in ac?
5 bigha = 1.65289 ac.
How many bighas are in 1 acre?
1 Acre equals 3.025 bigha. Use the Acre to Bigha converter for the reverse direction.
Is this Bigha to Acre converter accurate?
Yes. It uses exact internationally defined conversion factors and the standard Bangladeshi values for traditional units, calculated with full floating-point precision. Results are displayed rounded for readability.