Center for Labor Education & Research
University of Hawai‘i - West O‘ahu

91-1000 Farrington Highway, Kapolei, HI 96707
(808) 689-2760 - FAX (808) 689-2761

Union Density in the U.S.: 2007

          Union Members     Represented by Unions  
State total K percent total K percent
New York 2,055 25.2 2,146 26.3
Alaska 68 23.8 70 24.7
Hawai'i 130 23.4 135 24.2
Washington 579 20.2 616 21.4
Michigan 819 19.5 865 20.6
New Jersey 748 19.2 802 20.6
California 2,474 16.7 2,650 17.8
Minnesota 400 16.3 419 17.0
Connecticut 253 15.6 269 16.6
Nevada* 182 15.4 208 17.7
Pennsylvania 830 15.1 910 16.6
Rhode Island 75 15 78 15.8
Illinois 842 14.5 884 15.2
Oregon 227 14.3 243 15.4
Wisconsin 376 14.3 405 15.4
Ohio 730 14.1 797 15.4
Montana 54 13.5 62 15.6
West Virginia 97 13.3 107 14.7
Massachusetts 379 13.2 402 14.0
Maryland 335 12.9 376 14.5
U.S. Average   15,673    12.1   17,238    13.4
Delaware 47 12.0 50 12.8
Indiana 333 12.0 359 12.9
Maine 67 11.7 79 13.8
Missouri 275 10.7 308 11.9
Iowa* 149 10.5 185 13.1
Vermont 30 10.4 35 12.2
District of Columbia 29 10.3 38 13.6
New Hampshire 61 9.7 70 11.2
Alabama* 180 9.5 201 10.6
Kentucky 157 9.1 192 11.1
Arizona* 230 8.8 255 9.7
Colorado 191 8.7 202 9.2
Wyoming* 19 7.9 22 9.4
Nebraska* 65 7.8 81 9.7
New Mexico 62 7.7 91 11.4
Oklahoma* 103 7.1 124 8.5
Kansas* 89 7.0 110 8.7
Mississippi* 72 6.7 95 8.9
South Dakota* 23 6.5 27 7.7
North Dakota* 19 6.4 23 7.6
Florida* 455 5.9 562 7.3
Utah* 67 5.8 78 6.8
Louisiana* 94 5.6 108 6.5
Arkansas* 62 5.4 75 6.5
Idaho* 33 5.3 41 6.4
Tennessee* 138 5.3 166 6.4
Texas* 463 4.7 566 5.7
Georgia* 186 4.4 226 5.4
South Carolina* 78 4.1 111 5.9
Virginia* 129 3.7 167 4.8
North Carolina* 114 3.0 147 3.9

* Right-to-Work States

  Previous year estimates as posted:  


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