For years, it looked as though the United States was steadily climbing toward a consensus on same-sex marriage. But 10 years after the Supreme Court ruled that there is a constitutional right to same-sex marriage , the split between Republicans and Democrats on the issue is wider than it's been in decades.
Recent polling from Gallup shows that Americans' support for same-sex marriage is higher than it was in 2015 . Gallup's latest data, however, finds a 47-percentage-point gap on the issue between Republicans and Democrats, the largest since it first began tracking this measure 29 years ago.
The size of that chasm is partially due to a substantial dip in support among Republicans since 2023.
An Associated Press polling analysis shows how same-sex marriage shifted from a clear minority position to a stance with broad support - and what the future could hold for views on the issue.
Same-sex marriage was once highly unpopular