It may also be colloquially known as the "Twin Cities" or Chambana.The following diagram represents localities within a 35 miles (56 km) radius of Champaign.As of 2014, its members are: Tom Bruno (At-Large), Deborah Frank Feinen (At-Large), Karen Foster (At-Large), Will Kyles (District 1), Michael La Due (District 2), Vic Mc Intosh (District 3), Marci Dodds (District 4), and Paul Faraci (District 5).
Champaign houses offices for Abbott, Archer Daniels Midland (ADM), Caterpillar, Deere & Company, Dow Chemical Company, IBM, State Farm, Science Applications International Corporation (SAIC), Sony, and Yahoo! Champaign is the eleventh-most populous city in Illinois, and the fourth-most populous city in the state outside of the Chicago Metropolitan Area.
36.6% of all households were made up of individuals, and 6.9% had someone living alone who was 65 years of age or older.
The average household size was 2.23 persons and the average family size was 2.95. For every 100 females age 18 and over, there were 101.9 males.
Originally called "West Urbana", it was renamed Champaign when it acquired a city charter in 1860.
Both the city and county name were derived from Champaign County, Ohio.