The CPRC tracks permit numbers across the country and publishes an annual report on concealed carrying in the United States. As of late last year, the number of Americans with carry permits hit the 15 million mark, and the current estimate of permittees is at 15.7 million – almost double the number from 2011.
Source: NRA-ILA | Concealed Carrying Hits New High, Underscores Need for National Law
