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Union Membership Historical Table for Indiana

Union affiliation of employed wage and salary workers, Indiana, annual averages, 1989–2023 (numbers in thousands)
Year Total
employed
Members of unions (1) Represented by unions (2)
Total Percent of
employed
Total Percent of
employed

1989

2,476 520 21.0 560 22.6

1990

2,387 472 19.8 508 21.3

1991

2,352 452 19.2 490 20.8

1992

2,411 460 19.1 501 20.8

1993

2,468 457 18.5 486 19.7

1994

1995

2,690 443 16.5 482 17.9

1996

2,652 385 14.9 428 16.1

1997

2,733 399 14.6 438 16.0

1998

2,658 431 16.2 472 17.7

1999

2,704 424 15.7 454 16.8

2000

2,722 420 15.4 462 17.0

2001

2,743 401 14.6 426 15.5

2002

2,814 376 13.4 408 14.5

2003

2,768 327 11.8 352 12.7

2004

2,717 311 11.4 338 12.4

2005

2,789 346 12.4 368 13.2

2006

2,787 334 12.0 362 13.0

2007

2,779 333 12.0 359 12.9

2008

2,811 349 12.4 386 13.7

2009

2,612 277 10.6 319 12.2

2010

2,554 279 10.9 313 12.2

2011

2,681 302 11.3 333 12.4

2012

2,702 246 9.1 269 10.0

2013

2,682 249 9.3 275 10.3

2014

2,802 299 10.7 335 12.0

2015

2,828 283 10.0 319 11.3

2016

2,927 304 10.4 335 11.4

2017

2,987 266 8.9 289 9.7

2018

3,049 269 8.8 283 9.3

2019

3,007 249 8.3 296 9.8

2020

2,838 235 8.3 270 9.5

2021

2,844 256 9.0 290 10.2

2022

3,023 223 7.4 260 8.6

2023

3,054 245 8.0 278 9.1

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.