50-70% of teens 12 to 14 have a cell phone

50 to 70% of 12- to 14-year olds have their own cell phones. Penetration among those aged 15 to 17 years is even higher; the vast majority have used a cell phone for more than two years. Moreover, a significant share of 5 to 9 year olds now have their own cell phones, iGR says.