What is the value of 1964 proof coin set?

The value of a 1964 proof coin set can vary based on its condition, demand, and the specific coins included. Generally, a complete set might range from $30 to $100 or more, depending on factors like whether the coins are still in their original packaging and their overall quality. It's advisable to consult a coin dealer or recent auction results for a more precise valuation. Additionally, certain coins within the set, especially the silver ones, may have additional numismatic value.