If you want to know the "Numismatic" (Collector) valuation you would have to provide a better close-up picture of both the front/obverse and back/reverse.
Even mint state 1964 Kennedy halves get sold for a lot of times on E-Bay for around $7.50-$10. Your Kennedy looks like a coin for around melt to $7.50. It has seen some circulation. Welcome to coin talk.
First, welcome to the neighborhood! Just so you know, half dollars prior to 1965 contain .36169 ounces of silver. Kennedy half dollars, 1965-1970, contain .1479 ozs. of silver. Chris
