What city has the highest homosexuality rate?

Answer 1

For metropolitan in the United States, it's San Francisco, California at 6.2%.

Answer 2

Washington DC. Ten percent of adult residents in Washington, D.C. identify as lesbian, gay, bisexual, or transgender

Answer 3

If you are talking about the entire world, it's most likely Shanghai, China. Those most gay people in Shanghai are closeted.

Answer 4

Homosexuality rates are not measured.