standard range for male testosterone
Normal or average testosterone levels. In general, the normal range in males is about 270 to 1070 ng/dL with an average level of 679 ng/dL. A normal male testosterone level peaks at about age 20, and then it slowly declines.Testosterone levels above or below the normal range are considered by many to be out of balance.Moreover, some researchers suggest that the healthiest men have testosterone levels between 400 - 600 ng/dL. normal male testosterone level peaks at about age 20, and then it slowly declines. Testosterone levels above or below the normal range are considered by many to be out of balance. Moreover, some researchers suggest that the healthiest men have testosterone levels between 400 - 600 ng/dL.