1978 S [PROOF] Kennedy Half Dollar — Coin Value

Kennedy Half Dollar

What the 1978 S [PROOF] Kennedy Half Dollar is worth — ungraded vs graded (MS62 / MS66).

1978 S [PROOF] Kennedy Half Dollar value — Ungraded $4 · MS62 $5 · MS66 $24. Prices updated July 2026.

Series · Kennedy Half DollarMint · SYear · 1978
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Value by grade
$4
Ungraded
+25%
$5
MS62
6.0×
$24
MS66

Real sold prices per grade — the MS66 premium on this card is 6.0× raw.

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Item details

Series
Kennedy Half Dollar
Year
1978
Mint
S

1978 S [PROOF] Kennedy Half Dollar value

A raw (ungraded) 1978 S [PROOF] Kennedy Half Dollar runs around $4, a certified MS62 about $5, and a high-grade MS66 commands $24.

What drives the price

Grade, mint mark, strike quality, and key dates drive coin value. Certified (slabbed) coins carry a premium over raw; low-mintage years and full-strike examples appreciate the most.

Price guide

What this actually trades for — sold values by condition vs. what sellers are asking today

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ConditionValueBased on
Ungraded$4eBay sold comps
MS62$5eBay sold comps
MS66$24eBay sold comps

Frequently asked questions

What is the starting price for this 1978 S Kennedy Half Dollar?
The ungraded version of the 1978 S Kennedy Half Dollar starts at $4.
How much is an MS66 graded version worth?
An MS66 graded 1978 S Kennedy Half Dollar is valued at $29.
Which mint mark is associated with this coin?
This specific Kennedy Half Dollar was minted at the S mint.

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