Hundredweights to Kilograms

There is more than one type of Hundredweights. Please use the appropriate variation from the list below.

  1. Short Hundredweights (US) to Kilograms

  2. Long Hundredweights (UK) to Kilograms


There are two types of hundredweight- long and short. Please select a more specific unit.


The kilogram is the base unit of mass in the International (SI) System of Units, and is accepted on a day-to-day basis as a unit of weight (the gravitational force acting on any given object).

The kilogram is almost exactly equal to the mass of one litre of water.