Penis length nomogram
penis length of
13cm
Would put it approximately* in the 50th percentile, meaning it is longer than 50% of the population measured in the study.

This calculator is based on figures extracted from a graph and thus does not reflect the original results 100%. The input value snaps to the closest available value from the distribution graph, so not all percentiles are shown. It is, however, as close as we could make it and a good indication of where you might fall in the distribution. You can cross-check your result against the original graph.