250M People Now Live Where Gay Marriage Is OK Same-sex unions continue slow and steady progress By John Johnson, Newser Staff Posted Jul 15, 2010 1:42 PM CDT 15 comments Comments A 2008 file photo of a gay wedding ceremony. (AP Photo/Darryl Bush, File) (Newser) – When predicting the future of gay marriage around the world, it's tough to argue with the numbers: Nate Silver points out that Argentina's decision to sanction it means that 250 million people now live in places where it's legal. Click through to see his chart at FiveThirtyEight.com, which shows the steady rise of that number since the start of the decade. "Right now, it's possible to marry your same-sex partner in Buenos Aires, in Mexico City, in Ames, Iowa, and in Pretoria, South Africa, but not in San Francisco," he writes. "With countries like Argentina and Portugal now recognizing same-sex marriages, however, the global trajectory has returned to its slow-but-steady upward pace."