Excluding public employees and multi-union election, in the last 12 months there have been 89 union elections filed by the IUOE and 95 union elections held. In 69 of those elections a new unit was certified. There are currently 22 open representation cases and 9 of are still waiting to vote.
Union Elections by Outcome
Unionized |
Voted Against |
Other |
Still Open |
Votes For |
Votes Against |
Abstained |
Covered |
2024-04-01 |
2 |
2 |
0 |
4 |
72 |
24 |
27 |
31 |
2024-01-01 |
11 |
2 |
0 |
0 |
105 |
45 |
7 |
126 |
2023-10-01 |
20 |
8 |
0 |
2 |
285 |
173 |
48 |
305 |
2023-07-01 |
19 |
4 |
2 |
1 |
250 |
128 |
86 |
303 |
2023-04-01 |
26 |
2 |
0 |
0 |
298 |
40 |
82 |
406 |
2023-01-01 |
21 |
3 |
0 |
0 |
287 |
123 |
78 |
435 |
2022-10-01 |
13 |
4 |
0 |
1 |
155 |
70 |
86 |
192 |
2022-07-01 |
9 |
3 |
0 |
0 |
117 |
70 |
82 |
242 |
2022-04-01 |
23 |
1 |
0 |
0 |
223 |
43 |
40 |
291 |
2022-01-01 |
7 |
2 |
0 |
1 |
48 |
28 |
24 |
57 |
2021-10-01 |
16 |
4 |
0 |
1 |
135 |
114 |
120 |
240 |
2021-07-01 |
14 |
5 |
0 |
0 |
176 |
155 |
115 |
274 |
2021-04-01 |
17 |
6 |
0 |
0 |
232 |
171 |
85 |
261 |
2021-01-01 |
9 |
4 |
0 |
0 |
77 |
54 |
24 |
80 |
2020-10-01 |
11 |
4 |
1 |
0 |
131 |
72 |
35 |
173 |
2020-07-01 |
14 |
4 |
0 |
1 |
156 |
95 |
67 |
197 |
2020-04-01 |
4 |
1 |
0 |
0 |
51 |
65 |
25 |
42 |
2020-01-01 |
7 |
4 |
0 |
0 |
77 |
33 |
10 |
77 |
2019-10-01 |
15 |
3 |
1 |
0 |
235 |
74 |
57 |
318 |
2019-07-01 |
22 |
4 |
0 |
1 |
236 |
75 |
58 |
313 |
2019-04-01 |
17 |
7 |
0 |
0 |
284 |
169 |
141 |
386 |
2019-01-01 |
12 |
4 |
0 |
0 |
141 |
62 |
12 |
152 |
2018-10-01 |
20 |
6 |
0 |
0 |
333 |
144 |
87 |
432 |
2018-07-01 |
12 |
3 |
0 |
0 |
75 |
23 |
7 |
90 |
2018-04-01 |
21 |
6 |
0 |
0 |
324 |
148 |
39 |
452 |
2018-01-01 |
17 |
3 |
0 |
0 |
183 |
115 |
10 |
186 |
2017-10-01 |
19 |
8 |
1 |
0 |
195 |
113 |
20 |
200 |
2017-07-01 |
15 |
2 |
1 |
0 |
177 |
85 |
40 |
156 |
2017-04-01 |
21 |
5 |
0 |
0 |
147 |
66 |
20 |
167 |
2017-01-01 |
20 |
4 |
0 |
0 |
149 |
73 |
11 |
166 |
2016-10-01 |
11 |
7 |
0 |
0 |
159 |
149 |
20 |
108 |
2016-07-01 |
22 |
1 |
0 |
0 |
235 |
93 |
30 |
348 |
2016-04-01 |
20 |
7 |
0 |
0 |
306 |
176 |
13 |
388 |
2016-01-01 |
9 |
0 |
0 |
0 |
89 |
8 |
14 |
111 |
2015-10-01 |
22 |
7 |
0 |
0 |
208 |
177 |
67 |
212 |
2015-07-01 |
18 |
3 |
1 |
0 |
180 |
81 |
35 |
207 |
2015-04-01 |
30 |
5 |
0 |
0 |
383 |
236 |
40 |
442 |
2015-01-01 |
13 |
5 |
1 |
0 |
235 |
137 |
30 |
150 |
2014-10-01 |
14 |
5 |
0 |
0 |
240 |
172 |
67 |
295 |
2014-07-01 |
11 |
5 |
0 |
0 |
97 |
42 |
6 |
99 |
2014-04-01 |
27 |
8 |
0 |
0 |
295 |
225 |
24 |
350 |
2014-01-01 |
7 |
2 |
0 |
0 |
91 |
82 |
16 |
119 |
2013-10-01 |
20 |
4 |
1 |
0 |
165 |
145 |
39 |
178 |
2013-07-01 |
20 |
5 |
0 |
0 |
230 |
95 |
79 |
277 |
2013-04-01 |
13 |
4 |
0 |
0 |
215 |
98 |
39 |
267 |
2013-01-01 |
12 |
2 |
1 |
0 |
140 |
63 |
15 |
163 |
2012-10-01 |
17 |
11 |
0 |
0 |
468 |
509 |
71 |
472 |
2012-07-01 |
10 |
6 |
0 |
0 |
235 |
220 |
101 |
255 |
2012-04-01 |
16 |
2 |
0 |
0 |
167 |
79 |
21 |
241 |
2012-01-01 |
6 |
3 |
0 |
0 |
100 |
78 |
38 |
170 |
2011-10-01 |
9 |
2 |
1 |
0 |
144 |
99 |
27 |
171 |
2011-07-01 |
12 |
7 |
0 |
0 |
172 |
103 |
46 |
217 |
2011-04-01 |
6 |
4 |
0 |
0 |
310 |
287 |
77 |
229 |
2011-01-01 |
8 |
4 |
0 |
0 |
80 |
55 |
16 |
83 |
2010-10-01 |
9 |
12 |
0 |
0 |
156 |
198 |
26 |
73 |
2010-07-01 |
10 |
2 |
0 |
0 |
163 |
25 |
56 |
218 |
2010-04-01 |
12 |
4 |
1 |
0 |
88 |
24 |
12 |
101 |
2010-01-01 |
15 |
7 |
1 |
0 |
197 |
175 |
59 |
177 |
2009-10-01 |
11 |
12 |
0 |
0 |
292 |
292 |
45 |
187 |
2009-07-01 |
12 |
7 |
0 |
0 |
171 |
172 |
29 |
112 |
2009-04-01 |
10 |
5 |
1 |
0 |
171 |
117 |
35 |
189 |
2009-01-01 |
3 |
1 |
2 |
0 |
113 |
31 |
17 |
75 |
2008-10-01 |
16 |
9 |
0 |
0 |
324 |
250 |
55 |
406 |
2008-07-01 |
14 |
9 |
1 |
0 |
157 |
149 |
37 |
110 |
2008-04-01 |
19 |
9 |
1 |
0 |
261 |
520 |
72 |
173 |
2008-01-01 |
13 |
5 |
2 |
0 |
161 |
89 |
22 |
161 |
2007-10-01 |
17 |
10 |
2 |
0 |
468 |
414 |
68 |
570 |
2007-07-01 |
18 |
7 |
0 |
0 |
259 |
224 |
160 |
405 |
2007-04-01 |
20 |
13 |
0 |
0 |
256 |
235 |
109 |
324 |
2007-01-01 |
10 |
6 |
1 |
0 |
167 |
81 |
66 |
196 |
2006-10-01 |
9 |
5 |
0 |
0 |
146 |
109 |
77 |
204 |
2006-07-01 |
20 |
8 |
0 |
0 |
320 |
276 |
41 |
317 |
2006-04-01 |
22 |
6 |
0 |
0 |
232 |
95 |
16 |
261 |
2006-01-01 |
12 |
9 |
1 |
0 |
193 |
238 |
54 |
153 |
2005-10-01 |
13 |
10 |
0 |
0 |
144 |
162 |
58 |
168 |
2005-07-01 |
13 |
7 |
0 |
0 |
345 |
293 |
104 |
324 |
2005-04-01 |
22 |
13 |
2 |
0 |
642 |
630 |
139 |
365 |
2005-01-01 |
13 |
7 |
1 |
0 |
195 |
186 |
68 |
226 |
2004-10-01 |
19 |
11 |
0 |
0 |
344 |
324 |
76 |
235 |
2004-07-01 |
30 |
15 |
0 |
0 |
535 |
449 |
171 |
650 |
2004-04-01 |
25 |
12 |
0 |
0 |
381 |
294 |
94 |
436 |
2004-01-01 |
16 |
12 |
1 |
0 |
294 |
291 |
62 |
280 |
2003-10-01 |
13 |
12 |
0 |
0 |
273 |
296 |
44 |
186 |
2003-07-01 |
15 |
9 |
0 |
0 |
278 |
286 |
43 |
333 |
2003-04-01 |
21 |
11 |
1 |
0 |
409 |
259 |
87 |
451 |
2003-01-01 |
10 |
8 |
0 |
0 |
205 |
199 |
43 |
302 |
2002-10-01 |
25 |
20 |
0 |
0 |
705 |
886 |
101 |
387 |
2002-07-01 |
33 |
16 |
2 |
0 |
478 |
583 |
147 |
430 |
2002-04-01 |
28 |
11 |
0 |
0 |
420 |
243 |
104 |
534 |
2002-01-01 |
16 |
8 |
0 |
0 |
130 |
103 |
26 |
134 |
2001-10-01 |
15 |
11 |
2 |
0 |
292 |
351 |
79 |
201 |
2001-07-01 |
15 |
11 |
1 |
0 |
369 |
393 |
142 |
388 |
2001-04-01 |
22 |
18 |
2 |
0 |
557 |
459 |
170 |
616 |
2001-01-01 |
11 |
10 |
2 |
0 |
297 |
334 |
71 |
243 |
2000-10-01 |
12 |
13 |
0 |
0 |
802 |
1,258 |
806 |
158 |
2000-07-01 |
21 |
24 |
1 |
0 |
798 |
785 |
192 |
1,043 |
2000-04-01 |
20 |
19 |
1 |
0 |
467 |
489 |
92 |
358 |
2000-01-01 |
25 |
8 |
0 |
0 |
533 |
297 |
156 |
838 |
1999-10-01 |
13 |
14 |
1 |
0 |
292 |
256 |
50 |
302 |
1999-07-01 |
10 |
11 |
2 |
0 |
1,077 |
1,071 |
617 |
1,146 |
1999-04-01 |
10 |
4 |
2 |
0 |
170 |
100 |
32 |
151 |
1999-01-01 |
4 |
2 |
0 |
0 |
81 |
20 |
3 |
94 |
Timeline of Activity by Unit Size
2024-04-01 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
2024-01-01 |
3 |
6 |
8 |
0 |
0 |
0 |
0 |
2023-10-01 |
12 |
1 |
3 |
1 |
0 |
0 |
0 |
2023-07-01 |
6 |
7 |
9 |
6 |
2 |
1 |
0 |
2023-04-01 |
7 |
8 |
5 |
3 |
1 |
0 |
0 |
2023-01-01 |
12 |
3 |
10 |
4 |
1 |
1 |
0 |
2022-10-01 |
4 |
3 |
1 |
4 |
0 |
0 |
0 |
2022-07-01 |
5 |
8 |
4 |
0 |
1 |
1 |
0 |
2022-04-01 |
2 |
4 |
3 |
1 |
2 |
0 |
0 |
2022-01-01 |
8 |
11 |
4 |
1 |
0 |
0 |
0 |
2021-10-01 |
8 |
2 |
5 |
0 |
1 |
0 |
0 |
2021-07-01 |
4 |
1 |
4 |
1 |
1 |
0 |
0 |
2021-04-01 |
8 |
2 |
6 |
7 |
3 |
1 |
0 |
2021-01-01 |
7 |
3 |
4 |
1 |
1 |
0 |
0 |
2020-10-01 |
6 |
9 |
4 |
0 |
1 |
0 |
0 |
2020-07-01 |
4 |
3 |
3 |
4 |
0 |
0 |
0 |
2020-04-01 |
0 |
5 |
4 |
3 |
0 |
0 |
0 |
2020-01-01 |
3 |
3 |
3 |
2 |
1 |
0 |
0 |
2019-10-01 |
4 |
5 |
6 |
2 |
2 |
0 |
0 |
2019-07-01 |
6 |
3 |
5 |
4 |
0 |
0 |
0 |
2019-04-01 |
10 |
11 |
6 |
3 |
3 |
1 |
0 |
2019-01-01 |
1 |
5 |
5 |
3 |
0 |
0 |
0 |
2018-10-01 |
6 |
7 |
6 |
3 |
2 |
1 |
0 |
2018-07-01 |
6 |
5 |
3 |
2 |
0 |
0 |
0 |
2018-04-01 |
11 |
8 |
4 |
0 |
1 |
0 |
0 |
2018-01-01 |
7 |
5 |
5 |
2 |
3 |
1 |
0 |
2017-10-01 |
8 |
6 |
5 |
3 |
0 |
0 |
0 |
2017-07-01 |
6 |
8 |
9 |
1 |
0 |
0 |
0 |
2017-04-01 |
10 |
9 |
7 |
0 |
0 |
1 |
0 |
2017-01-01 |
6 |
7 |
9 |
0 |
0 |
0 |
0 |
2016-10-01 |
4 |
3 |
6 |
1 |
1 |
0 |
0 |
2016-07-01 |
4 |
4 |
13 |
3 |
0 |
0 |
0 |
2016-04-01 |
10 |
8 |
7 |
5 |
2 |
0 |
0 |
2016-01-01 |
3 |
2 |
3 |
1 |
2 |
0 |
0 |
2015-10-01 |
6 |
5 |
5 |
1 |
1 |
0 |
0 |
2015-07-01 |
10 |
3 |
4 |
4 |
0 |
0 |
0 |
2015-04-01 |
11 |
7 |
9 |
10 |
2 |
0 |
0 |
2015-01-01 |
5 |
5 |
6 |
0 |
2 |
1 |
0 |
2014-10-01 |
7 |
4 |
6 |
1 |
1 |
0 |
0 |
2014-07-01 |
5 |
4 |
3 |
2 |
1 |
1 |
0 |
2014-04-01 |
6 |
7 |
10 |
3 |
1 |
0 |
0 |
2014-01-01 |
6 |
7 |
4 |
1 |
2 |
0 |
0 |
2013-10-01 |
7 |
5 |
4 |
0 |
1 |
0 |
0 |
2013-07-01 |
8 |
8 |
4 |
3 |
2 |
1 |
0 |
2013-04-01 |
3 |
5 |
6 |
2 |
0 |
1 |
0 |
2013-01-01 |
11 |
7 |
1 |
0 |
3 |
0 |
0 |
2012-10-01 |
3 |
4 |
7 |
3 |
1 |
2 |
0 |
2012-07-01 |
2 |
8 |
5 |
2 |
1 |
2 |
0 |
2012-04-01 |
6 |
3 |
4 |
4 |
2 |
0 |
0 |
2012-01-01 |
4 |
0 |
6 |
2 |
0 |
1 |
0 |
2011-10-01 |
0 |
2 |
4 |
3 |
0 |
1 |
0 |
2011-07-01 |
3 |
3 |
6 |
4 |
0 |
0 |
0 |
2011-04-01 |
5 |
0 |
5 |
2 |
1 |
1 |
0 |
2011-01-01 |
3 |
1 |
5 |
1 |
0 |
1 |
0 |
2010-10-01 |
4 |
8 |
4 |
3 |
0 |
0 |
0 |
2010-07-01 |
2 |
3 |
4 |
2 |
1 |
0 |
0 |
2010-04-01 |
7 |
5 |
2 |
2 |
2 |
0 |
0 |
2010-01-01 |
7 |
7 |
4 |
4 |
0 |
0 |
0 |
2009-10-01 |
5 |
3 |
5 |
2 |
1 |
0 |
0 |
2009-07-01 |
8 |
4 |
7 |
5 |
2 |
1 |
0 |
2009-04-01 |
3 |
3 |
4 |
2 |
1 |
1 |
0 |
2009-01-01 |
2 |
3 |
3 |
2 |
1 |
1 |
0 |
2008-10-01 |
2 |
6 |
1 |
3 |
2 |
0 |
0 |
2008-07-01 |
6 |
6 |
9 |
3 |
2 |
0 |
0 |
2008-04-01 |
5 |
9 |
5 |
4 |
1 |
0 |
0 |
2008-01-01 |
4 |
11 |
7 |
1 |
0 |
1 |
0 |
2007-10-01 |
4 |
5 |
12 |
3 |
0 |
2 |
0 |
2007-07-01 |
8 |
4 |
6 |
4 |
2 |
1 |
0 |
2007-04-01 |
9 |
5 |
7 |
5 |
3 |
1 |
0 |
2007-01-01 |
4 |
8 |
9 |
3 |
0 |
0 |
0 |
2006-10-01 |
5 |
2 |
4 |
4 |
4 |
0 |
0 |
2006-07-01 |
10 |
5 |
4 |
5 |
2 |
1 |
0 |
2006-04-01 |
7 |
9 |
3 |
2 |
0 |
0 |
0 |
2006-01-01 |
7 |
10 |
13 |
3 |
1 |
0 |
0 |
2005-10-01 |
1 |
6 |
2 |
1 |
1 |
1 |
0 |
2005-07-01 |
6 |
6 |
6 |
3 |
2 |
2 |
0 |
2005-04-01 |
6 |
5 |
4 |
3 |
3 |
0 |
1 |
2005-01-01 |
7 |
8 |
10 |
7 |
4 |
1 |
0 |
2004-10-01 |
6 |
9 |
3 |
2 |
1 |
2 |
0 |
2004-07-01 |
9 |
10 |
11 |
5 |
2 |
1 |
0 |
2004-04-01 |
5 |
10 |
16 |
7 |
2 |
0 |
0 |
2004-01-01 |
6 |
8 |
11 |
4 |
6 |
0 |
0 |
2003-10-01 |
4 |
3 |
6 |
4 |
1 |
1 |
0 |
2003-07-01 |
10 |
4 |
6 |
5 |
3 |
0 |
0 |
2003-04-01 |
5 |
5 |
14 |
7 |
1 |
1 |
0 |
2003-01-01 |
2 |
6 |
5 |
5 |
4 |
1 |
0 |
2002-10-01 |
8 |
11 |
7 |
3 |
1 |
0 |
0 |
2002-07-01 |
15 |
12 |
11 |
7 |
1 |
6 |
0 |
2002-04-01 |
13 |
13 |
10 |
7 |
2 |
0 |
0 |
2002-01-01 |
6 |
13 |
8 |
5 |
2 |
1 |
0 |
2001-10-01 |
4 |
6 |
7 |
1 |
1 |
3 |
0 |
2001-07-01 |
2 |
12 |
7 |
3 |
1 |
1 |
0 |
2001-04-01 |
5 |
10 |
10 |
7 |
3 |
2 |
0 |
2001-01-01 |
5 |
5 |
10 |
3 |
2 |
2 |
0 |
2000-10-01 |
3 |
6 |
4 |
6 |
1 |
0 |
0 |
2000-07-01 |
10 |
6 |
18 |
4 |
4 |
0 |
0 |
2000-04-01 |
7 |
14 |
9 |
8 |
3 |
3 |
2 |
2000-01-01 |
2 |
12 |
10 |
8 |
3 |
0 |
0 |
1999-10-01 |
5 |
8 |
7 |
7 |
5 |
1 |
0 |
1999-07-01 |
4 |
5 |
5 |
5 |
0 |
2 |
1 |
1999-04-01 |
4 |
2 |
2 |
4 |
1 |
0 |
2 |
1999-01-01 |
4 |
3 |
3 |
4 |
2 |
1 |
0 |
Membership Data
2000 |
379,309 |
NA |
NA |
2001 |
388,526 |
NA |
NA |
2002 |
390,388 |
NA |
NA |
2003 |
390,902 |
NA |
NA |
2004 |
388,804 |
NA |
NA |
2005 |
392,584 |
392,584 |
3,997 |
2006 |
397,348 |
397,348 |
4,079 |
2007 |
403,927 |
403,927 |
5,632 |
2008 |
408,658 |
408,658 |
7,991 |
2009 |
401,432 |
401,432 |
7,867 |
2010 |
389,736 |
389,736 |
7,651 |
2011 |
383,599 |
383,599 |
7,073 |
2012 |
380,750 |
380,750 |
7,014 |
2013 |
379,597 |
379,597 |
0 |
2014 |
374,521 |
374,521 |
7,776 |
2015 |
377,304 |
377,304 |
7,604 |
2016 |
377,263 |
377,263 |
7,687 |
2017 |
380,596 |
380,596 |
7,973 |
2018 |
394,493 |
394,493 |
2,793 |
2019 |
401,991 |
401,991 |
2,141 |
2020 |
397,913 |
397,913 |
1,606 |
2021 |
396,446 |
396,446 |
1,798 |
2022 |
398,098 |
398,098 |
1,970 |