1 kilogram of potatoes weighs 2.2 lb (1 kg). It is about the size of a half-gallon and occupies a volume of 6.31 cups (1.49 L).

In kitchen measures
6.31 cups
303 tsp · 101 tbsp · 6.31 cups
about the size of a half-gallon
Density estimated by AI from typical values. Potatoes typically ranges 0.6–0.75 g/mL depending on how it's packed. A firmly packed scoop weighs more.