What Years of Kennedy Half-Dollars Are 90 Percent Silver? Kennedy half-dollar coins minted in 1965, 1966, and 1967 are 90 percent silver. The silver content of these coins decreases every year ...

For silver coins, US coins with above 90 percent silver are reportable, but Silver American Eagle coins are not. Sales of silver coins exceeding US$1,000 will require a form. When it comes to ...