Illinois's 7th congressional district
The 7th congressional district of Illinois covers parts of Cook County, as of the 2011 redistricting that followed the 2010 census. All or parts of Bellwood, Chicago, Forest Park, Oak Park, Maywood, and Westchester are included. Democrat Danny K. Davis has represented the district since January 1997. With a Cook Partisan Voting Index rating of D+37, it is the most Democratic district in Illinois. Due to reapportionment every ten years, the 7th district like other districts has relocated in Illinois throughout its history. In the mid-1800s, Abraham Lincoln represented the 7th district before being elected  president, although his home now lies within Illinois's 13th congressional district and most of his district's former territory is now located in the 18th district. Recent results in statewide elections. The district currently has a Cook Partisan Voting Index score of D +38. It previously had a CPVI of D +36.