Newsweek Was Stephen Paddock normal? Many gun owners keep 17 firearms on average Most gun owners possess an average of three firearms, according to a comprehensive national survey co-led by Northeastern University and Harvard University released in September 2016. Meanwhile, 130 million guns — half the country’s firearms — are owned by just three percent of Americans, or 7.7 million people. These “super owners” own 17 guns on […]