The Vote Ledger
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Data through Sep 17, 2026Compare members
The Vote Ledger
IL

Illinois

509 members in the record, the first seated in 1817. 19 are serving now.
All timeDemocratsRepublicansChanged label50923523721

Who the state sent, decade by decade

DemocratRepublicanOther
4
4
8
17
22
26
47
29
49
31
34
31
46
35
21
18
17
16
18
13
17
6
'10'20'30'40'50'60'70'80'90'00'10'20'30'40'50'60'70'80'90'00'10'20

Counted by the decade each member was first seated and the label they held then. Most new members wore one label in these 22 decades: Democrats in 8, Republicans in 11, another label in 3.

Serving now

19 members · 119th Congress
Chamber and district are on each member's page.

Most recent former members

All 490 →
Members · By state
IL

Illinois

509 members in the record, the first seated in 1817. 19 are serving now.
All time509
Democrats235
Republicans237
Changed label21

Who the state sent, decade by decade

DemocratRepublicanOther
4
4
8
17
22
26
47
29
49
31
34
31
46
35
21
18
17
16
18
13
17
6
'10'20'30'40'50'60'70'80'90'00'10'20'30'40'50'60'70'80'90'00'10'20

Counted by the decade each member was first seated and the label they held then. Most new members wore one label in these 22 decades: Democrats in 8, Republicans in 11, another label in 3.

Serving now

19 members · 119th Congress
MBMike Bostsince 2015 · 6 Cong.RNBNikki Budzinskisince 2023 · 2 Cong.DSCSean Castensince 2019 · 4 Cong.DDDDanny K. Davissince 1997 · 15 Cong.DTDTammy Duckworthsince 2013 · 7 Cong.DRDRichard Joseph Durbinsince 1983 · 22 Cong.DBFBill Fostersince 2007 · 9 Cong.DJGJesús Garcíasince 2019 · 4 Cong.DJJJonathan Jacksonsince 2023 · 2 Cong.DRKRobin L. Kellysince 2013 · 7 Cong.DSKS. Raja Krishnamoorthisince 2017 · 5 Cong.DDLDarin Lahoodsince 2015 · 6 Cong.RMMMary E. Millersince 2021 · 3 Cong.RMQMike Quigleysince 2009 · 9 Cong.DDRDelia Ramirezsince 2023 · 2 Cong.DJSJanice D. Schakowskysince 1999 · 14 Cong.DBSBrad Schneidersince 2013 · 6 Cong.DESEric Sorensensince 2023 · 2 Cong.DLULauren Underwoodsince 2019 · 4 Cong.D
Chamber and district are on each member's page.

Most recent former members

All 490 →
DCheri Bustos2013–2023RRodney Davis2013–2023RAdam Kinzinger2011–2023DMarie Newman2021–2023DBobby L. Rush1993–2023DDaniel Lipinski2005–2021RJohn M. Shimkus1997–2021DLuis V. Gutiérrez1993–2019RRandy Hultgren2011–2019RPeter Roskam2007–2019RRobert Dold2011–2017RMark Steven Kirk2001–2017
Longest spanSYSidney Richard YatesD · 24 Congresses · 1949–1999Open profile

Changed label

Jehu BakerR → D · 1865–1899John Alexander LoganD → R · 1859–1887John Todd StuartOther → D · 1839–1865John WentworthD → R · 1843–1867Samuel Wheeler MoultonR → D · 1865–1885Richard YatesOther → R · 1851–1871

Another state

AKALARASAZCACOCTDCDEFLGAGUHIIAIDILINKSKYLAMAMDMEMIMNMOMPMSMTNCNDNENHNJNMNVNYOHOKORPAPRRISCSDTNTXUTVAVIVTWAWIWVWY
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