5.3% of Washington State Adults have Concealed Handgun Permits

With over 4.8 million adults living in Washington State, there are about 258,000 permit holders, about 5.3 percent of the adult population. The Kitsap Sun has this discussion here:

The license, or CPL, allows them to travel with a hidden gun among an unknowing public. License holders jumped from about 179,000 to 258,000, 43 percent, between 2003 and 2007. . . .