1978 S Kennedy Half Dollar Proof




CoinTrackers.com estimates the value of a 1978 S Kennedy Half Dollar Proof in average condition to be worth 50 cents, while one in mint state could be valued around $7.00. - Last updated: June, 10 2022


1978 S Kennedy Half Dollar Proof
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  • Year: 1978
  • Mint Mark: S
  • Type: Kennedy
  • Price: 50 cents-$7.00+
  • Face Value: 0.50 USD
  • Produced: 3,127,000
  • Edge: Reeded





Notes: All of the 3.1 million coins issued in 1978 at the San Francisco mint were minted as proofs.



How much is a 1978 S Kennedy Half Dollar Proof worth?

This section is more of a layman's guide, for those new to collecting.

In Average Circulated (AC) condition it's worth around 50 cents, one in certified mint state (MS+) condition could bring as much as $7 at auction. This price does not reference any standard coin grading scale. So when we say Average Circulated, we mean in a similar condition to other coins circulated in 1978, and mint state meaning it is certified MS+ by one of the top coin grading companies. *** [?].


If you are a fan of coin roll hunting or just want to learn more about kennedy half dollars then search or scroll below to find the most valuable and rarest in this series.




Most Valuable

The most valuable Kennedy Half Dollar's. Prices listed are for MS-65 certified. Visit the link to learn more about each coin.

Image Year Mint Worth
Kennedy Half Dollar 1995 S $82
Kennedy Half Dollar 1966 $80
Kennedy Half Dollar 1970 S $80
Kennedy Half Dollar 1997 S $67
Kennedy Half Dollar 1965 $65
Kennedy Half Dollar 1969 D $65
Kennedy Half Dollar 1970 D $65
Kennedy Half Dollar 1967 $50
Kennedy Half Dollar 1999 S $48
Kennedy Half Dollar 1964 D $45
Kennedy Half Dollar 1971 $45
Kennedy Half Dollar 1977 S $45
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1989 P $345.22
1989 $345,000
1989 D $345
Image Name Mint Worth

Want more? Click here to see the most valuable coins ever minted.

Hardest to Find

The rarest and hardest to find Kennedy Half Dollar's Check out each link to learn more about each coin.

What is the rarest Kennedy Half Dollar?

Name Produced
1995 S 679,000
1997 S 741,000
1993 S 761,000
1996 S 775,000
1994 S 785,000
1999 S 804,000
1998 S 878,000
2001 S 889,000
2002 S 892,000
2000 S 965,000
1992 S 1,317,000
1996 S 1,750,000
1997 S 2,055,000
1998 S 2,086,000
1995 S 2,117,000
1970 D 2,155,000
2001 S 2,294,000
2002 S 2,319,000
1994 S 2,484,000
2002 D 2,500,000
Name Produced

Overall Specs & Design

This coin has a total mass of 11.34 g, a diameter of 30.6 mm, and a thickness of 2.15 mm. It's edge is Reeded, and the coins are composed of 1971 - Present 75% copper, 25% nickel, 1965-1970 40% silver 60% copper, 1964 - 90% Silver 10% copper.


Designer: Gilroy Roberts and Frank Gasparro


Front (Obverse): The front or coin obverse contains the profile of John F. Kennedy gazing to the left. The words In GOD We Trust and Liberty are engraved. Mint marks are located to the bottom center of the bust. The date is present as well.


Back (Reverse): Contains a bald eagle grasping 13 arrow in its right claw, and am olive branch also containing 13 olives. A shield protects the eagles chest. 13 stars radiate along lines stemming from the eagles wings. These represent the original 13 colonies. The words United States of America and Half Dollar are present and engraved on the reverse as well.


P, D, S, W mint marks are present on coins. The initials FG stand for Frank Gasparro the designer of the coins reverse.


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***Price subject to standard supply and demand laws, dealer premiums, and other market variations. Prices represent past values fetched at online auctions, estate sales, certified coins being sold by dealers, and user submitted values. While we wholeheartedly try to give honest price estimates there are many factors besides appearance, metal content, and rarity that help make up the coins overall value. Call or visit your local coin dealer for more information.

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