170 Pounds to KG
170 pounds is 77.11 kilograms. Multiply 170 by 0.453592 and you get 77.111 kg, rounded to 77.11 kg. In stone, 170 pounds is 12 stone 2 pounds. 170 pounds is a commonly searched weight in UK fitness and health contexts, sitting near the healthy-to-overweight boundary for adults of average height.
For all pound-to-kilogram conversions, see our full kg to pounds & pounds to kg converter.
Also: 12 stone 2 pounds · 12.14 stone · Convert 170 lbs to stone →
Result
At 170 pounds, which is 77.11 kg, the NHS/WHO category depends heavily on height. At 5ft 6in the BMI is 27.3, which is overweight. At 5ft 8in the BMI is 25.8, also overweight. At 5ft 10in the BMI is 24.3, which is healthy. Adults of 5ft 10in or taller will generally find 170 pounds falls in the healthy range. Shorter adults are more likely to be in the overweight range at this weight.
170 pounds at 5ft 6in gives a BMI of 27.3, which is overweight, and I would have a conversation about diet and activity. At 5ft 10in the BMI is 24.3, squarely healthy, and there is nothing to discuss from a weight perspective. Context matters enormously at this weight. It sits right on the dividing line between healthy and overweight for the typical UK adult, which is exactly where a clinical conversation adds the most value.
Is 170 Pounds a Healthy Weight?
| Height | Weight (kg) | BMI | NHS/WHO Category |
|---|---|---|---|
| 5ft 0in (152cm) | 77.11 kg | 33.4 | Obese |
| 5ft 2in (157cm) | 77.11 kg | 31.3 | Obese |
| 5ft 4in (163cm) | 77.11 kg | 29.0 | Overweight |
| 5ft 6in (168cm) (UK avg) | 77.11 kg | 27.3 | Overweight |
| 5ft 8in (173cm) | 77.11 kg | 25.8 | Overweight |
| 5ft 10in (178cm) | 77.11 kg | 24.3 | Healthy Weight |
| 6ft 0in (183cm) | 77.11 kg | 23.0 | Healthy Weight |
| 6ft 2in (188cm) | 77.11 kg | 21.8 | Healthy Weight |
BMI varies significantly by height. Check your exact BMI →
Weights Close to 170 Pounds
| Pounds (lbs) | Kilograms (kg) | Stone & Pounds | Decimal Stone |
|---|---|---|---|
| 164 | 74.39 | 11 st 10 lb | 11.71 st |
| 166 | 75.30 | 11 st 12 lb | 11.86 st |
| 168 | 76.20 kg | 12 st 0 lb | 12.00 st |
| 170 (this page) | 77.11 | 12 st 2 lb | 12.14 st |
| 172 | 78.02 | 12 st 4 lb | 12.29 st |
| 174 | 78.93 | 12 st 6 lb | 12.43 st |
| 176 | 79.83 | 12 st 8 lb | 12.57 st |
| 178 | 80.74 | 12 st 10 lb | 12.71 st |