According to the State of Michigan, Detroit's Unemployment Rate for July 2009 topped 28.9%--According to the Detroit Free Press, it's the highest jobless rate since records began (in 1970).
In this great recession, the United States has the highest rate of unemployment (9.4%) that it's seen in years, and Michigan has the highest rate of any state in the Union (15%) and Detroit is seeing tougher times than most cities as it lacks a diversified economy and for years has suffered from a corrupt political system and poor educational standards.