The 2018 elections for the Illinois House of Representatives took place on Tuesday, November 6, 2018 to elect representatives from all 118 districts. The winners of this election served in the 101st General Assembly, with seats apportioned among the states based on the 2010 United States Census. The Democratic Party has held a House majority since 1997. The inauguration of the 101st General Assembly occurred on Wednesday January 9, 2019. The Democrats flipped 8 seats while Republicans flipped 1 seat, resulting in a net gain of 7 seats for the Democratic caucus.