Illinois sent 10 Democrats and 8 Republicans to the US House in 2014.

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

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Illinois — 2014 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	+46.2%	Bobby L Rush	222,017
IL-02	D	+57.1%	Robin L Kelly	204,266
IL-03	D	+29.1%	Daniel Lipinski	180,855
IL-04	D	+56.3%	Luis V Gutierrez	101,944
IL-05	D	+32.6%	Mike Quigley	184,019
IL-06	R	−34.3%	Peter J Roskam	238,752
IL-07	D	+70.2%	Danny K Davis	182,278
IL-08	D	+11.5%	Tammy Duckworth	151,056
IL-09	D	+32.1%	Janice D Schakowsky	213,450
IL-10	R	−2.6%	Robert Dold	187,128
IL-11	D	+6.9%	Bill Foster	174,772
IL-12	R	−10.6%	Mike Bost	209,738
IL-13	R	−17.3%	Rodney Davis	210,272
IL-14	R	−30.8%	Randy Hultgren	222,230
IL-15	R	−49.8%	John Shimkus	221,926
IL-16	R	−41.2%	Adam Kinzinger	217,198
IL-17	D	+10.9%	Cheri Bustos	199,361
IL-18	R	−49.4%	Aaron Schock	246,740