Before 1965, US quarters were made of 90 percent silver. That means that due to the silver alone it would be worth about $3.50 (depending on silver prices). After 1964, the quarter is just made of nickel and copper and worth just 25 cents.
Non-clad silver quarters weigh 6.25 grams and are composed of 90% silver, 10% copper, with a total silver weight of 0.1808479 troy ounce pure silver. They were issued from 1932 through 1964.
(Years containing 90% silver: 1932-1964) Washington Quarters Most circulated quarters in this era are common and trade in relation to their silver content value.
1932-1964 silver quarter values are updated with live silver prices on Coinflation. The “Year” column lists the year and mint mark on the coin — D is for All content on Coinflation.com is for informational purposes only.