Nepalese customary units of measurement


In Nepal, some customary units of measurement are still used, although the metric system has been the official standard since 1968.

Length

The kos is a very ancient measure of distance, measuring about 2.25 miles or 3.7 km.
The following is a partial list of everyday units used to calculate land area in Nepal.
The units of measurement of area of land depends on the part of the country where they are being used, with the Bigha-Katha-Dhur measurements common in the Terai region while the Ropani-Aana measurements are common in hilly and mountainous regions.
;Terai region
In the Terai region, the southern parts of Nepal, the customary units are those used elsewhere in South Asia:
UnitDivisionsIn square metresIn square feet
Dhur16.93 square metres182.25 square feet
Katha20 Dhur338.62 square metres3,645 square feet
Bigha20 Katha6772.41 square metres72,900 square feet

;Hilly and mountainous regions
A different system is used in hilly regions:
UnitDivisionsIn square metresIn square feet
Dam1.99 square metres21.39 square feet
Paisa4 Dam7.95 square metres85.56 square feet
Ana4 Paisa31.80 square metres342.25 square feet
Ropani16 Aana508.74 square metres5476 square feet

Conversions