Union Membership Historical Table for Illinois : Midwest Information Office : U.S. Bureau of Labor Statistics

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Union Membership Historical Table for Illinois

Union affiliation of employed wage and salary workers, Illinois, annual averages, 1989–2022 (numbers in thousands)
Year	Total employed	Members of unions (1)		Represented by unions (2)
Year	Total employed	Total	Percent of employed	Total	Percent of employed
1989	5,015	1,045	20.8	1,145	22.8
1990	4,990	1,038	20.8	1,133	22.7
1991	4,950	1,035	20.9	1,117	22.6
1992	4,987	1,018	20.4	1,089	21.8
1993	4,980	1,046	21.0	1,118	22.5
1994	—	—	—	—	—
1995	5,167	1,042	20.2	1,095	21.2
1996	5,224	1,043	20.0	1,125	21.5
1997	5,234	971	18.5	1,041	19.9
1998	5,328	1,004	18.9	1,064	20.0
1999	5,514	993	18.0	1,054	19.1
2000	5,726	1,049	18.3	1,107	19.3
2001	5,610	1,013	18.1	1,082	19.3
2002	5,445	1,069	19.6	1,119	20.6
2003	5,399	967	17.9	1,003	18.6
2004	5,410	908	16.8	971	17.9
2005	5,473	927	16.9	965	17.6
2006	5,684	931	16.4	979	17.2
2007	5,802	842	14.5	884	15.2
2008	5,662	939	16.6	993	17.5
2009	5,435	951	17.5	997	18.3
2010	5,434	844	15.5	891	16.4
2011	5,408	876	16.2	929	17.2
2012	5,486	801	14.6	852	15.5
2013	5,397	851	15.8	882	16.3
2014	5,500	831	15.1	880	16.0
2015	5,566	847	15.2	892	16.0
2016	5,587	812	14.5	856	15.3
2017	5,516	827	15.0	872	15.8
2018	5,694	786	13.8	839	14.7
2019	5,658	771	13.6	832	14.7
2020	5,178	739	14.3	788	15.2
2021	5,397	752	13.9	818	15.2
2022	5,611	735	13.1	789	14.1
Footnotes: (1) Data refer to members of a labor union or an employee association similar to a union. (2) Data refer to both union members and workers who report no union affiliation but whose jobs are covered by a union or an employee association contract.
Note: Data refer to the sole or principal job of full- and part-time wage and salary workers. All self-employed workers are excluded, both those with incorporated businesses as well as those with unincorporated businesses. Updated population controls are introduced annually with the release of January data. (—) Dashes indicate data not available. Source: Current Population Survey The current population survey is a monthly survey of households conducted by the Bureau of the Census for the Bureau of Labor Statistics.