Ideal Body Weight Calculator – Adult & Pediatric Formulas with Charts

Ideal Body Weight

Ideal body weight gives us a standard way to estimate the healthiest weight for our height and gender. It helps the doctors and nutrition experts, guiding us to healthy lifestyle choices.

Ideal Body Weight Calculation Formula

Actually, there are different scientific formulas to estimate Ideal Body Weight. The following are the most used formulas.

1.Devine Formula

Men: IBW = 50kg + 2.3 × (Height in inches – 60)

Women: IBW = 45.5 kg + 2.3 × (Height in inches -60)

2.Broca Formula

Men: IBW = Height (cm) – 100

Females: IBW = (Height – 100) × 0.9

3.Lorentz Formula

Males: IBW = (Height – 100) – (( Height – 150)/4 )

Females: IBW = (Height -100) - ((Height- 150)/ 2)

4.Miller Formula

Men: IBW = 56.2 kg + 1.41 × (inches >5 ft)

Women: IBW = 53.1 kg + 1.36 x (inches over 5 ft)

5. Hamwi Formula

Men: 106 lbs for the first 5 ft + 6 lbs for each additional inch

Women: 100 lbs for the first 5 ft + 5 lbs for each additional inch

6. NIH Formula

Men: IBW = 50 kg + 0.91 × (Height cm – 152.4)

Women: IBW = 45.5 kg + 0.91 × (Height cm – 152.4)

What Is the Ideal Body Weight According to Height?

Here is the chart of ideal body weight according to height.

Height and Weight Chart (NIH BMI Guidelines)

Height	Moderate Weight (BMI 19–24)	Overweight (BMI 25–29)	Obesity (BMI 30–39)	Severe Obesity (BMI 40+)
58 in. or 4 ft. 10 in.	91–115 lb.	119–138	143–186	191–258
59 in. or 4 ft. 11 in.	94–119	124–143	148–193	198–267
60 in. or 5 ft. 0 in.	97–123	128–148	153–199	204–276
61 in. or 5 ft. 1 in.	100–127	132–153	158–206	211–285
62 in. or 5 ft. 2 in.	104–131	136–158	164–213	218–295
63 in. or 5 ft. 3 in.	107–135	141–163	169–220	225–304
64 in. or 5 ft. 4 in.	110–140	145–169	174–227	232–314
65 in. or 5 ft. 5 in.	114–144	150–174	180–234	240–324
66 in. or 5 ft. 6 in.	118–148	155–179	186–241	247–334
67 in. or 5 ft. 7 in.	121–153	159–185	191–249	255–344
68 in. or 5 ft. 8 in.	125–158	164–190	197–256	262–354
69 in. or 5 ft. 9 in.	128–162	169–196	203–263	270–365
70 in. or 5 ft. 10 in.	132–167	174–202	209–271	278–376
71 in. or 5 ft. 11 in.	136–172	179–208	215–279	286–386
72 in. or 6 ft. 0 in.	140–177	184–213	221–287	294–397
73 in. or 6 ft. 1 in.	144–182	189–219	227–295	302–408
74 in. or 6 ft. 2 in.	148–186	194–225	233–303	311–420
75 in. or 6 ft. 3 in.	152–192	200–232	240–311	319–431
76 in. or 6 ft. 4 in.	156–197	205–238	246–320	328–443