Using the U.S. Navy Method (called: Tape Measure) calculator you can get estimation of your body fat percentage and lean muscle mass.
Body Fat Percent
Fat Mass
Lean Muscle Mass
Always note that measuring using Navy method can introduce a substantial error. It is advised to use Caliper Measure - Seven Site Jackson & Pollock method for best accuracy (available on this site and in Fit-Mark app).
For men, body fat percentages should fall: for athletes: 6﹪-13﹪, for general fitness levels: 14﹪-17﹪, for acceptable or average: 18﹪-25﹪ and anything above 26﹪ is generally considered to be overweight or obese.
For women, body fat percentages should fall: for athletes: 14﹪-20﹪, for general fitness levels: 21﹪-24﹪, for acceptable or average: 25﹪-31﹪ and anything over 32﹪ is considered overweight or obese.