TIGER/Line Shapefile, 2015, Series Information for the 2010 Census  Public Use Microdata Area (PUMA) State-based Shapefile
After each decennial census, the Census Bureau delineates Public Use Microdata Areas (PUMAs) for the tabulation and dissemination of decennial census
               Public Use Microdata Sample (PUMS) data, American Community Survey (ACS) PUMS data, and ACS period estimates. Nesting within states, or equivalent …