Changes between versions of the ADI, 5/1/2019

2015 and 2013 ADI The 2015 ADI (v2.0) was constructed using the 2011-2015 5-year estimates from the US Census' American Community Survey. The methods are identical to the 2013 ADI construction.

Both the 2013 and 2015 ADI now include suppression criteria based on Diez Roux1 which suppress any block group with fewer than 100 persons, fewer than 30 housing units or greater than 33% of the population living in group quarters.