As of 08/2008:
Halves dated 1964 are worth about $7. They're 90% silver.
Halves dated 1965-69 are worth about $2.75. They're 40% silver.
Halves dated 1971 and later are worth exactly 50 cents. They're made of cupronickel.
All US half dollars from 1964 to date have Kennedy on them, your 1995 half dollar is face value.
It is worth about 10-15 dollars.
about 5 or 6 dollars
1964 is a common date, but it's 90% silver. At present, a '64 half is worth a little over $10.
1964 is an extremely common date for half dollars. At present, they're worth around $11 for their silver content.
A 1963 JFK half would be a spectacular find because none were minted. His picture was put on the half dollar in 1964.
1964 half dollars are 90% silver, currently worth just under $9. Then halves dated 1965-1970 are 40% silver, worth about $3.50 (as of 6 May 2013).
1964 proof Kennedy half dollars are not hard to find. Average retail value is $10.25 for most examples.
Yes, some 1964 Kennedy half dollars are worth more than others, particularly those that were minted in San Francisco (marked with an "S") or those that are in particularly high grades, such as uncirculated or proof conditions. Additionally, coins with errors or unique characteristics can also command higher prices. Generally, the standard 1964 Kennedy half dollar is worth around its face value in circulated condition, but specific variations can significantly increase in value.
John F. Kennedy's portrait has been on all circulating US half dollars since 1964.
1964 is a very common year for Kennedy silver half dollars. Even uncirculated coins are valued only for the silver they contain, about $8.00 as of today.
It varies by year. 1964 half dollars are 90% silver and worth around $12. Those minted from 1965-70 are 40% silver and worth around $5. Anything 1971 or later is only worth face value.