Health Tools

Grip Strength Calculator

Compare your grip strength to age and sex norms with percentile ranking, z-score, sarcopenia/frailty screening, and hand asymmetry analysis

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Measurement

Dominant Hand (kg)

Best of 3 attempts on a calibrated dynamometer (e.g., Jamar)

Non-dominant Hand (kg) (optional)

Age

Sex

Body Weight (optional, for relative strength)

Enter dominant-hand grip and age to see your classification

Normative Grip Strength by Age (Dominant Hand, kg)

Age	Male (mean ± SD)	Female (mean ± SD)
20-24	49.0 ± 8.5	30.0 ± 6.0
25-29	50.0 ± 8.0	31.5 ± 6.0
30-34	50.5 ± 8.5	31.5 ± 6.5
35-39	49.0 ± 8.5	30.5 ± 6.5
40-44	47.5 ± 9.0	30.0 ± 6.5
45-49	46.5 ± 9.0	28.5 ± 6.5
50-54	44.5 ± 9.0	27.0 ± 6.5
55-59	42.5 ± 9.0	25.5 ± 6.5
60-64	40.0 ± 9.0	24.0 ± 6.0
65-69	37.5 ± 9.0	22.5 ± 6.0
70-74	34.5 ± 8.5	21.0 ± 5.5
75-79	31.0 ± 8.0	19.5 ± 5.0
80+	26.5 ± 7.5	17.0 ± 5.0

Sources: Bohannon RW (2019) US adult norms, Massy-Westropp et al. (2011), EWGSOP2 (2019) sarcopenia cutoffs, Fried CHS frailty criteria. Educational tool only — clinical assessment requires a calibrated dynamometer and trained operator.