Union Membership (United States and Canada)

United States (Riddell data), United States (OECD data), Canada (Riddell data), Canada (OECD data)

Source: OECD (for crossnational comparisons, 1960-2013); Union Source Book and Labour Canada (1920-1955), as cited in W. Craig Riddell, “Unionization in Canada and the United States,” in Small Differences That Matter: Labor Markets and Income Maintenance in Canada and the United States, ed. David Card and Richard B. Freeman (Chicago, IL: University of Chicago Press, 1993).

Note: Click on the chart for the data and an interactive display.

Last updated: 1/7/2016