Support for Legal Marijuana Steady in Past Year October 23, 2019 Americans’ support for legalizing marijuana has held steady at 66% over the past year, after rising 30 percentage points between 2005 and 2018. CONT. Jeffrey M. Jones, Gallup Share: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Email a link to a friend (Opens in new window) Email Share on LinkedIn (Opens in new window) LinkedIn Share on Tumblr (Opens in new window) Tumblr Share on Pinterest (Opens in new window) Pinterest More Print (Opens in new window) Print