Look for the Union Labels

More than 14 percent of Ohio's workers are union members, compared with 12 percent nationally. Here are some of the trade unions endorsing Sen. Barack Obama (D-Ill.) and Sen. Hillary Rodham Clinton (D-N.Y.) and their Ohio membership:


Union Total Members Members in Ohio
Teamsters 1.4 million 60,000
Service Employees International Union 1.9 million 30,000
International Brotherhood of Boilermakers 65,000 3,500
United Food and Commercial Workers 1.3 million 69,000
Transport Workers Union 20,000* 17,000
Unite Here 450,000 10,000
Utility Workers Union 70,000* 10,000


Union Total Members Members in Ohio
American Federation of State, County and Municipal Employees 1.4 million 120,000
International Association of Machinists and Aerospace Workers 700,000 40,000
United Transportation 125,000* 5,951
National Association of Letter Carriers 302,000* 14,000
International Union of Bricklayers and Allied Craftworkers 100,000 7,000
American Federation of Teachers 1.4 million 20,000
Office and Professional Employees International Union 125,000 3,600
Sheet Metal Workers International Association 151,000 9,000
Amalgamated Transit Union 180,000 4,000
International Union of Painters and Allied Trades 160,000 7,700
United Farm Workers 27,000 3,600

Ohio and Pennsylvania have some of the largest number of union workers, with more than 15 percent of the workforce unionized in Pennsylvania and more than 14 percent in Ohio. The nation's union workforce dropped to a record low of 12 percent last year, a 325,000 worker decrease from 2005, says Department of Labor's Bureau of Labor Statistics.

*Active and retired

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