LGBTs Are 10% Of US Population? Wrong, Says Demographer. Claims it’s actually about 3.8% LGBTs Are 10% Of US Population? Wrong, Says Demographer. Claims it’s actually about 3.8% June 8, 2011 Heard on NPR’s “Tell Me More”. Author: Gramps The angry old white man that the liberal left is so afraid of! View all posts by Gramps