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Data/Maps

Map 1: State Legislative Districts - Cook & Surrounding

Map 2: Current State Representative Districts

Map 3: Congressional Districts - 107th Congress - Cook & Surrounding

Map 4: Congressional Districts - 107th Congress - Statewide

Map 5: Current State Senate Districts

Map 6: State Senate Districts - Cook County & Surrounding Area

2000 Census Data By Congressional District

2000 Census Data By County

2000 Census Data By Representative Districts

2000 Census Data By Senate Districts

Census Data for Illinois Communities with Population over 10,000 

1990s Apportionment Districts

1990 State Representative Population and Demographic Data

Public Act 92-0004 Congressional Districts Demographic Data

Public Act 92-0004 Congressional Districts Voting Age Demographics

Currie II (as amended by the Bilandic Amendment) - House Districts - VAP Statistics

Currie II (as amended by the Bilandic Amendment) - House Districts - Total Population