Communities with the lowest median income

Yoon S. Byun/Globe Staff
1. Lawrence
2009 median income: $36,573
1999 median income: $41,034
1989 median income: $45,669
1979 median income: $45,753
30-year change: -20.1 percent
Fun Fact: You may not know the name Al Bernardin, but you know his invention: the McDonalds quarter pounder. The food innovator was born in Lawrence in 1928.
Pictured: Broadway in Lawrence