American Community Survey

Provides sample data updates to the Decennial Census beginning 2002 for all states and all places, Congressional Districts, counties and metropolitan areas of 65,000+ population
Data for places of 20,000+ expected in 2008, all governmental units regardless of size in 2010, and census tracts/block groups in 2012
ACS will replace the long-form Census data in 2010

Includes age, race, sex, ancestry, education, occupation, industry, commuting, fertility, labor force, income, and housing characteristics
Summary of program, goals, and technical documentation
Files retrievable through American Factfinder Data Sets Menu
Choose place (Detroit or other place) and do a keyword search to identify income and poverty estimates. Place level is the lowest unit of geography for these updates