49% of registered voters in Virginia believe that same-sex marriage should be legal according to a Washington Post Poll published in October 2012. 40% responded that it should be illegal and 12% had no opinion.
According to a December 2011 Public Policy Polling survey, 31% supported same-sex marriage and 28% supported civil unions. 38% of respondents in Virginia opposed all legal recognition of same-sex relationships. 3% were undecided.
9 out of 50 states have legalized same-sex marriage, making 18% of states. Marriage Equality has issued a press release stating that 48% of Americans live in a state that recognizes same-sex relationships, but that figure is not limited to same-sex marriage only.
According to a recent poll, in the United States, opposition to same-sex marriage is highest among senior citizens (58% oppose; 37% support) and white evangelical Christians (73% oppose; 24% support).
Some demographic variables that seem to affect a person's support or opposition to the legalization of same-sex marriage include: age, religion, level of education, political party, political philosophy, sexual orientation and state of residence.
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According to a February 2007 Ispo / Corriere della Sera poll, 45% of Italians support same-sex civil partnerships.
An April 2014 Quinnipiac University poll shows that 61% of Coloradans support same-sex marriage and 33% oppose it. According to a December 2011 Public Policy Polling survey, 23% of respondents in Colorado opposed all legal recognition of same-sex relationships. 42% supported same-sex marriage and 34% supported civil unions. 2% were undecided.
32% of Alabama residents support same-sex marriage as of 2015.
54% of Alaska residents support same-sex marriage as of 2015.
39% of Tennessee residents support same-sex marriage as of 2015.
36% of Arkansas residents support same-sex marriage as of 2015.
44% of Georgia (US) residents support same-sex marriage as of 2015.
44% of Kansas residents support same-sex marriage as of 2014.
A July 2010 Gallup poll shows that 12 percent of respondents in Guatemala support the legalization of same-sex marriage in that country.
39% of North Dakota residents support same-sex marriage as of 2014.
44% of South Dakota residents support same-sex marriage as of 2015.
According to a July 2009 GfK Polonia poll, 14% of Poles support same-sex marriage.
According to a January 2008 Sifo / Svenska Dagbladetpoll, 71% of Swedes support same-sex marriage.