the demographics of sexual orientation and gender identity in the united states have been studied in the social sciences in recent decades. A different survey in 2016, from the williams institute, estimated that 0. Ethnic minorities were less likely to identify as gay or lesbian than whites (1. 5) but were more likely to prefer not to disclose their sexual orientation (7. Sexual minorities tended to concentrate more in certain parts of the country in london especially, where 27 of gay men and lesbians, as well as 19 of bisexuals, took residence, compared to only 14 of.). 5 of adults in the united states identify as lesbian, gay, or bisexual and an estimated 0. This implies that there are approximately 9 million lgbt americans, a figure roughly equivalent to the population of new jersey. in 2017, the percentage of people identifying as lesbian, gay or bisexual (lgb) was similar for england (2.). london had the highest percentage of gay, lesbian and bisexual people, according to the stats (tolga akmenafpgetty) when it comes to cities in britain, the survey found that more gay. -- the percentage of american adults identifying as lesbian, gay, bisexual or transgender (lgbt) increased to 4. for instance, 45 of adults in the silent generation (those born between 19) favor allowing gays and lesbians to wed, compared with 74 of millennials (born between 19). There also is a sizable political divide republicans and republican-leaning independents are much less likely to favor same sex marriage than democrats and democratic leaners (44 vs.). Among political partisans, democrats and independents estimate that about a quarter of americans are gay or lesbian, while the average approximation among republicans is a bit lower (18.).