Mu represents an area within the Mu subdivision of the Patillas Municipio (Puerto Rico),
which is not part of any official city, town or other place of the Mu subdivision.
This area is populated by approximatelly 673 people and occupies the area of 10 square miles - 1 square miles represent water areas.
Racial makeup of the population is : White (69.09%), Some Other Race (16.94%) and Black or African American (12.18%).
The male part of the population has a median age of 38 and the “median female” is 39 years old.
Statistical data for the Mu based on the 2010 U.S. Census