Land Area Converter
Enter land in Ropani–Aana–Paisa–Dam or Bigha–Kattha–Dhur and see it in square feet, square metres and every other unit at once.
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Land area
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The smallest unit (Dam or Dhur) is shown to two decimals. For legal documents, the measurement from the Land Revenue or Survey Office is what counts.
How the units relate
- 1 Ropani = 16 Aana = 5,476 sq ft ≈ 508.74 m²
- 1 Aana = 4 Paisa = 342.25 sq ft ≈ 31.80 m²
- 1 Paisa = 4 Dam = 85.56 sq ft
- 1 Dam = 21.39 sq ft
- 1 Bigha = 20 Kattha = 72,900 sq ft ≈ 6,772.63 m²
- 1 Kattha = 20 Dhur = 3,645 sq ft ≈ 338.63 m²
- 1 Dhur = 182.25 sq ft ≈ 16.93 m²
- 1 Ropani ≈ 1.5023 Kattha · 1 Bigha ≈ 13.31 Ropani
- 1 hectare = 10,000 m² · 1 acre = 43,560 sq ft
Square feet
5,476
508.74 Square metres
Hill system (Ropani–Aana–Paisa–Dam)
1-0-0-0
1 Ropani
Terai system (Bigha–Kattha–Dhur)
0-1-10.05
1 Kattha 10.05 Dhur
As decimals
Square feet
5,476
Square metres
508.74
Ropani
1
Aana
16
Bigha
0.0751
Kattha
1.5023
Dhur
30.05
Acres
0.1257
Hectares
0.0509
Frequently asked questions
How many square feet is 1 Ropani?
1 Ropani = 5,476 sq ft (74 ft × 74 ft), about 508.74 square metres. A Ropani has 16 Aana, and 1 Aana = 342.25 sq ft.
How do I read Ropani-Aana-Paisa-Dam?
1 Ropani = 16 Aana, 1 Aana = 4 Paisa and 1 Paisa = 4 Dam. So 3-12-2-1 means 3 Ropani 12 Aana 2 Paisa 1 Dam, which is about 20,727.52 sq ft.
How many square feet is 1 Kattha?
1 Kattha = 3,645 sq ft (about 338.63 m²) and is made of 20 Dhur. 20 Kattha make 1 Bigha (72,900 sq ft).
How do Ropani and Kattha compare?
1 Ropani is about 1.5023 Kattha, and 1 Kattha is about 0.6656 Ropani (roughly 10 Aana 2 Paisa). 1 Bigha is about 13.31 Ropani.
Why do the hills and the Terai use different units?
Kathmandu Valley and the hill districts traditionally use Ropani–Aana–Paisa–Dam, while the Terai uses Bigha–Kattha–Dhur. Land ownership certificates (lalpurja) record one of these systems or square metres.