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Land Unit Conversion · Nepal

Bigha to Kattha Converter: 1 Bigha = 20 Kattha

One Bigha equals exactly 20 Kattha in Nepal’s Terai system (and Bihar). Full hierarchy: 1 Bigha = 20 Kattha = 400 Dhur.

Quick answer

1 Bigha = 20 Kattha

Formula: Kattha = Bigha × 20

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How to convert bigha to kattha

  1. Start with the area in bigha from your listing, Lalpurja, or survey note.
  2. Multiply by 20 to get kattha (Kattha).
  3. For mixed units (ropani-aana-paisa or bigha-kattha-dhur), use the Nepal land area converter or the Naapi guide.
  4. Treat this as planning math — confirm legal area with documents and survey before buying or building.

Bigha to Kattha conversion table

BighaKattha (Kattha)
0.255
0.510
120
1.530
240
360
480
5100
10200

Need a value that isn't in the table, or a different unit? Use the free Plot Area Conversion Calculator — it converts every Nepali land unit at once (ropani, aana, bigha, kattha, dhur, acre, sq ft, sq m).

FAQ

How many kattha is 1 Bigha?

1 Bigha equals 20 Kattha in Nepal. Multiply any Bigha value by 20 to get kattha.

What is 1 bigha to kattha?

1 bigha to kattha is 20 Kattha. Formula: Kattha = Bigha × 20.

What is the formula to convert Bigha to Kattha?

Kattha = Bigha × 20. To convert the other way, divide by 20 instead.

Can I convert Bigha to other units like Ropani, Aana, Bigha, or acres?

Yes — the free Plot Area Conversion Calculator converts between every Nepali land unit (Ropani, Aana, Paisa, Daam, Bigha, Kattha, Dhur) plus square feet, square metres, acres, and hectares in one place.

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