Baby Weights - Pounds & Ounces to Kilograms & Grams

Newborn and young babies are generally weighed in pounds and ounces (lb & oz) where Imperial or US customary measures are used. Here we have provided a converter to convert baby weights into kilograms and grams (kg & g) and also to convert small weights in kilograms and grams into pounds and ounces. Growth charts for babies and children can be found here.

Quick Lookup Pounds to Kilograms Common Conversions

The table below gives values for commonly used pounds and ounces to kilograms conversions.

lb & oz	g
0lb 4oz	113
0lb 8oz	227
0lb 12oz	340
1lb 0oz	454
1lb 4oz	567
1lb 8oz	680
1lb 12oz	794
2lb 0oz	907
2lb 4oz	1,021
2lb 8oz	1,134

lb & oz	g
2lb 12oz	1,247
3lb 0oz	1,361
3lb 4oz	1,474
3lb 8oz	1,588
3lb 12oz	1,701
4lb 0oz	1,814
4lb 4oz	1,928
4lb 8oz	2,041
4lb 12oz	2,155
5lb 0oz	2,268

lb & oz	g
5lb 4oz	2,381
5lb 8oz	2,495
5lb 12oz	2,608
6lb 0oz	2,722
6lb 4oz	2,835
6lb 8oz	2,948
6lb 12oz	3,062
7lb 0oz	3,175
7lb 4oz	3,289
7lb 8oz	3,402

lb & oz	g
7lb 12oz	3,515
8lb 0oz	3,629
8lb 4oz	3,742
8lb 8oz	3,856
8lb 12oz	3,969
9lb 0oz	4,082
9lb 4oz	4,196
9lb 8oz	4,309
9lb 12oz	4,423
10lb 0oz	4,536

Quick Lookup Grams to Pounds & Ounces Common Conversions

The following table gives results for commonly searched grams to pounds and ounces conversions.

g	lb & oz
100	0lb 4oz
200	0lb 7oz
300	0lb 11oz
400	0lb 14oz
500	1lb 2oz
600	1lb 5oz
700	1lb 9oz
800	1lb 12oz
900	1lb 16oz
1,000	2lb 3oz

g	lb & oz
1,100	2lb 7oz
1,200	2lb 10oz
1,300	2lb 14oz
1,400	3lb 1oz
1,500	3lb 5oz
1,600	3lb 8oz
1,700	3lb 12oz
1,800	3lb 15oz
1,900	4lb 3oz
2,000	4lb 7oz

g	lb & oz
2,100	4lb 10oz
2,200	4lb 14oz
2,300	5lb 1oz
2,400	5lb 5oz
2,500	5lb 8oz
2,600	5lb 12oz
2,700	5lb 15oz
2,800	6lb 3oz
2,900	6lb 6oz
3,000	6lb 10oz

g	lb & oz
3,100	6lb 13oz
3,200	7lb 1oz
3,300	7lb 4oz
3,400	7lb 8oz
3,500	7lb 11oz
3,600	7lb 15oz
3,700	8lb 3oz
3,800	8lb 6oz
3,900	8lb 10oz
4,000	8lb 13oz

Conversion Formulae

The conversion formulae for pounds (lb) and ounces (oz) to grams (g) conversions are as follows:

1 pound = 453.59237 grams
1 ounce = 28.349523125 grams

Conversely the formulae for grams to pounds and grams to ounces are as below:

1 gram = 0.002204623 pounds (accurate to 9 decimal places)
1 gram = 0.035273962 ounces (accurate to 9 decimal places)

Full Conversion Tables

For more weight conversions where you can specify the number of decimal places or significant figures click here