The coin is still in circulation and is face value.
It is worth 50 cents.
$1.00
Either not Kennedy or not a dollar. Please look at the denomination on the back.
Try again. The Kennedy half dollar wasn't introduced until 1964.
About $300
50 cents.
The 1966 Kennedy half dollar is 40% silver and worth about $5.00.
A 1969-S proof half dollar - aka - Kennedy Half Dollar is worth: $7.00.
If anyone finds a Kennedy DOLLAR it would be rare indeed because JFK only appears on the HALF dollar.
50 cents.
It has a value from $5 in the lowest proof grade [Proof 60] to $375 in the highest proof grade [Proof 70]