【How-to】How much is a walking liberty half dollar worth in silver

Thanks to that, 1964 half dollars are readily affordable today in any condition. 1964 was also the final year that the Mint produced dimes, quarters, and half dollars in a 90% silver alloy. … With its 90% silver composition, the 1964 50-cent piece contains about 1/3rd of an ounce of silver.