Skip to content

180 lb in kilograms

180 lbs = 81.65 kg

180 lb × 0.45359237 = 81.646627 kg. 1 pound is exactly 0.45359237 kg.

Open 180 lb in the lbs to kg converter

180 pounds in other forms

Pounds180 lb
Pounds and ounces180 lb 0.0 oz
Stone and pounds12 st 12.0 lb
Kilograms81.6466 kg
Grams81,646.6 g

In words: 180 pounds is 81.65 kilograms, or 12 stone 12.0 pounds.

81.6 kg as a body weight

Body mass index (BMI) is weight in kilograms divided by height in meters squared. At 81.6 kg (180 lb):

HeightBMIAdult category
5′ 4″ (162.6 cm)30.9obesity
5′ 8″ (172.7 cm)27.4overweight
6′ 0″ (182.9 cm)24.4healthy weight
6′ 4″ (193 cm)21.9healthy weight

Adult categories as defined by the World Health Organization. BMI is a screening measure, not a diagnosis, and it doesn't apply to children or pregnancy.

Nearby values

PoundsKilogramsStone and pounds
155 lb70.31 kg11 st 1.0 lb
160 lb72.57 kg11 st 6.0 lb
165 lb74.84 kg11 st 11.0 lb
170 lb77.11 kg12 st 2.0 lb
175 lb79.38 kg12 st 7.0 lb
180 lb81.65 kg12 st 12.0 lb
185 lb83.91 kg13 st 3.0 lb
190 lb86.18 kg13 st 8.0 lb
195 lb88.45 kg13 st 13.0 lb
200 lb90.72 kg14 st 4.0 lb
205 lb92.99 kg14 st 9.0 lb

How it's calculated

The international pound is defined as exactly 0.45359237 kilograms, so the conversion itself is exact: 180 lb × 0.45359237 = 81.646627 kg. One pound is 16 ounces and one stone is 14 pounds.

For any other value, use the lbs to kg converter.