Support for same-sex marriage in the United States has plateaued after nearly two decades of steady growth, according to a recent poll. Approximately 65 percent of American adults now say same-sex marriage should be legal, marking a decline from the 71 percent recorded in 2022 and 2023.

The shift primarily reflects declining acceptance among Republican voters. In the latest survey, 37 percent of Republicans endorse the legal recognition of same-sex marriages, while 35 percent describe gay and lesbian relationships as morally acceptable. These figures represent a notable drop compared to previous years.

Political affiliation appears to be a significant factor influencing attitudes toward same-sex marriage. While support remains strong among Democrats and independents, the decrease among Republicans has contributed to the overall stagnation in approval rates nationally.

The poll’s findings suggest a potential shift or slowdown in public opinion trends that had consistently moved toward greater acceptance of LGBTQ+ rights over the past two decades. Experts note that changes in social attitudes often reflect a complex interplay of political, cultural, and generational factors.

Despite the recent flattening in support, same-sex marriage laws remain widely upheld across the United States, and broader public opinion continues to reflect majority backing. The evolving data underscores the necessity of monitoring demographic and political dynamics as they relate to social issues moving forward.