“More than half of American adults age 18 and older (53%) play video games … “
The main grouping of gamers seems to hover around the ages of 18 and 29 with a full 81% of gamers.
The article is full of other great quotes, but I must point out this one:
“Computers are the most popular equipment for video game play; consoles are the favorite gaming hardware among the youngest players.”
Ahem … PC gaming rules.