An overwhelming 89% of the 9,528 responses (roughly split between male and female) supported equal marriage, meaning that the majority of straight respondents, as well as lesbians and gay men, support marriage for same sex couples.
Although women are more likely than men to place the environment ahead of the economy as an issue - 55% of women say it is a priority, against 49% of men - support for action is strong across all ages, regions and social groups.
However, both men expressed support for Clinton, especially over Donald Trump.
Worries about harm to the community, the survey showed, were more likely to hold women back, while hopes for the local economy were more likely to attract men's support for new projects.
Even as he is rising in national and New Hampshire polls, his advisers say women significantly trail men in support for the four-star general and former Supreme Allied Commander of NATO.
But over that same period, white men's support for a Democratic Congress has fallen eight points, according to Gallup.
The chart below illustrates the significant decrease in men's support for traditional gender roles after having a daughter.
"Men's views of women's rights matter -- and Gallup's analysis shows far more pragmatic factors than religion drive men's support for women's equality.
Gender gaps--the difference between women's and men's support for the winning candidates--range from two to nine points among black voters in primaries in Alabama, Georgia, South Carolina, Texas, and Virginia.
"There is no link between men's support for Sharia as the only source of legislation and antagonism toward equal rights for women," Gallup researchers said in their analysis.
