how many states is marijuana legal in 2016
Atypeek/iStockPhoto. With marijuana now legal in four states and the District of Columbia, the movement to end the prohibition of pot continues to gain steam. Another five states are expected to introduce ballot measures to legalize recreational pot in 2016, including California, Massachusetts, and Nevada.typeek/iStockPhoto. With marijuana now legal in four states and the District of Columbia, the movement to end the prohibition of pot continues to gain steam. Another five states are expected to introduce ballot measures to legalize recreational pot in 2016, including California, Massachusetts, and Nevada.