Illinois sent 14 Democrats and 3 Republicans to the US House in 2024.

17 districts. Each row shows the winning party, margin, and member elected. Vote counts are the certified district totals.

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Illinois — 2024 House districts

Source: MIT Election Data + Science Lab, US House returns (party-classified by literal ballot party).

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District	Won	Margin	Member elected	Votes
IL-01	D	+31.7%	Jonathan L. Jackson	316,507
IL-02	D	+35.1%	Robin L. Kelly	289,843
IL-03	D	+34.6%	Delia C. Ramirez	259,908
IL-04	D	+40.2%	JesúS G. \"Chuy\" GarcíA	206,396
IL-05	D	+37.9%	Mike Quigley	363,965
IL-06	D	+8.4%	Sean Casten	362,849
IL-07	D	+66.6%	Danny K. Davis	267,152
IL-08	D	+14.1%	Raja Krishnamoorthi	303,073
IL-09	D	+36.8%	Janice D. Schakowsky	338,828
IL-10	D	+19.9%	Bradley Scott Schneider	327,621
IL-11	D	+11.2%	Bill Foster	359,684
IL-12	R	−48.4%	Mike Bost	367,629
IL-13	D	+16.2%	Nikki Budzinski	329,500
IL-14	D	+10.2%	Lauren Underwood	332,929
IL-15	R	−99.5%	Mary E. Miller	310,234
IL-16	R	−99.9%	Darin Lahood	311,108
IL-17	D	+8.9%	Eric Sorensen	312,828