New Born Baby, child, Body measurement Size Chart for Boys & Girls

Determining the proper size for a child either boy or girl can be difficult at times. Knowing their height and weight can be very helpful for figuring out correct sizing.

Baby / Child Measurements	NB	3 Mo	6 Mo	12 Mo	2	3	4	5	6	8	10	12	14	16-18
Chest Inches	17	18	19	20	21	22	23	24	25	27	29	31	32.5	34.5
Waist Inches	18	18	19	19.5	20	20.75	21.5	22.5	23.5	25	26	27	27.5	28.5
Hip Inches	19	19	20	21	22	23	24	25	26	28.5	31	33	34	35.5
Back Width Inches	7.75	8	8.25	8.5	8.75	9	9.5	10	10.5	11	11.5	12
Neck Width Inches	3.25	3.25	3.25	3.5	3.5	3.5	3.75	3.75	3.75	4	4	4
Each Shoulder Inches	2.25	2.375	2.5	2.5	2.625	2.75	2.875	3.125	3.375	3.5	3.75	4
Back Waist Length Inches	6	6.5	7	7.5	8	8.75	9.5	10.5	11.5	12.5	13.5	14.5
Armhole Depth Inches	3	3.25	3.5	3.75	4	4.25	4.5	4.75	5	5.5	6	6.5
Upper Arm Inches	6	6.5	6.75	7	7.25	7.5	7.75	8	8.25	8.5	8.75	9
Wrist Inches	4.5	4.75	5	5	5.25	5.25	5.5	5.5	5.75	5.75	6	6
Sleeve Seam Length	5.5	6	6.5	7.5	8.5	9.5	10.5	11.5	12.5	13.5	14.5	15.5
General Size							XS	XS	S	M	M	L	L	XL

Standard Girl Sizes (7-14 yrs)
U.S. Size	7	8	10	12	14	16
Height in Inches	51 - 52	53 - 54	55 - 57	58 - 59	60 - 62	63 - 64
Bust Inches	26.5	27.5	29	30.5	32	33.5
Waist Inches	23	23.5	24.5	25.5	26.5	27.5
Hips Inches	28	29	30.5	32.5	34.5	36.5
Height in Centemeters	129 - 132	134 - 137	139 - 145	147 - 150	152 - 157	160 - 163
Bust Centemeters	67	70	74	77	81	85
Waist Centemeters	58	60	62	65	67	70
Hips Centemeters	71	74	77	82	87	93

U.S. Standard Boy Sizes (7-14 yrs)
U.S. Size	8	10	12	14	16	18
Height in Inches	50 - 53	54 - 57	58 - 62	62 - 64	64 - 67	67 - 72
Chest Inches	27	28.5	30	32	33.5	35
Waist Inches	23.5	25	26	27	28	29
Hips Inches	27.5	29.5	31.5	33.5	35.5	37.5
Height in Centemeters	127 - 135	137 - 145	147 - 152	154 - 160	162 - 165	165 - 168
Chest Centemeters	68	72	76	81	85	89
Waist Centemeters	59	63.5	66	68	71	74
Hips Centemeters	70	75	80	85	90	95

Big Girl and Boy Size Chart	Height	Weight	Average Waist	Slim Waist	Plus Size Waist	Size	Size
3-4	39-42 inches, 99-107 cm	34-37 lbs., 15-17 kg	21-21.5	19-19.5	22.5-23.5	4	XS
4-5	42-45 inches, 107-114 cm	37-43 lbs., 17-20 kg	21.5-22	19.5-20	23.5-24.5	5	S
5-6	45-48 inches, 114-122 cm	43-50 lbs., 20-23 kg	22-22.5	20-20.5	24.5-25.5	6	S
6-7	48-51 inches, 122-130 cm	50-57 lbs., 23-26 kg	22.5-23	20.5-21	25.5-26.5	6X/7	M
7-8	51-54 inches, 130-137 cm	57-67 lbs., 26-30 kg	23-23.5	21-21.5	26.5-27.5	8	M
8-9	54-57 inches, 137-145 cm	67-75 lbs., 30-34 kg	24-24.5	22-22.5	27.5-28.5	10	L
9-10	57-60 inches, 145-152 cm	75-85 lbs., 34-39 kg	25-25.5	23-23.5	29.5-30	12	L
10+	60-62 inches, 152-157 cm	85-100 lbs., 39-45 kg	26-26.5	24-24.5	30-31.25	14	XL

Baby Girl Skirt Length Measurements	6-9M	12M	18M	24M	3Y	4Y	5Y
Skirt above the knee in inches	6.25	6.75	7.25	7.75	8.25	8.75	9.25
Skirt at the knee in inches	6.5	7.25	8	8.75	9.5	10.25	11
Skirt mid calf in inches	7.13	8	8.88	9.75	10.63	11.5	12.38
Skirt tee length in inches	7.63	8.63	9.63	10.63	11.63	12.63	13.63
Big Girl Skirt Length Measurments	4	5	6	6/7	8	10	12	14
Skirt above the knee in Inches	10.75	11.5	12.25	13	13.75	14.5	15.25	16
Skirt at the knee In Inches	12.5	13.5	14.5	15.5	16.5	17.5	18.5	19.5
Skirt below the Knee in Inches	14.5	15.63	16.75	17.88	19	20.13	21.25	22.38
Skirt mid calf in Inches	17.5	18.75	20	21.25	22.5	23.75	25	26.25
Skirt tee length in Inches	18	19.38	20.75	22.13	23.5	24.88	26.25	27.63
Skirt at ankle in Inches	21.25	22.75	24.25	25.75	27.25	28.75	30.25	31.75