Community eligibility for grant programs

Someone asked me about income levels for certain grant programs:

The FFIEC, under contractual agreement with Tele Atlas, requires that you enter a street address along with either a city and state OR a zip code. It will provide demographic info for the area.

New York City has a Community Development Block Grant Eligibility Report

GAO Formula Grants Report - December 16, 2009

The Government Accountability Office (GAO) this week released the following
report:

Formula Grants: Funding for the Largest Federal Assistance Programs Is Based on Census-Related Data and Other Factors. GAO-10-263, December
15.

Highlights.