The Kennedy Half Dollar, first introduced in 1964, holds a special place in American history. While millions were minted over the decades, a few rare varieties have soared in value, with some commanding prices well over $250,000.
Whether you’re a seasoned collector or just stumbled upon a coin jar, these six rare half dollars might be worth digging for.
Let’s break down the top six Kennedy Half Dollars that have become legendary among collectors – each potentially worth a quarter-million dollars or more.
1. 1964 SMS (Special Mint Set) Kennedy Half Dollar
Why It’s Valuable:
This coin wasn’t officially released to the public and is believed to be a test strike or experimental issue. Only a handful are known to exist. The coin features an unusual satin finish and sharp design elements.
- Estimated Value: $250,000+
- Key Features: Satin-like texture, squared rims, no mint mark, brilliant strike
- Grading Target: SP67 or higher
2. 1970-D Kennedy Half Dollar
Why It’s Valuable:
This was the last year 40% silver was used in U.S. half dollars. It was only issued in limited numbers within special Mint Sets and never circulated. High-grade specimens are in serious demand.
- Estimated Value: $150,000–$250,000
- Key Features: 40% silver composition, Denver “D” mint mark
- Grading Target: MS67 or above for top value
3. 1964 Accented Hair Proof Kennedy Half Dollar
Why It’s Valuable:
This version was part of the initial proof run before the design was modified. The more pronounced hair detail above Kennedy’s ear distinguishes it from standard proofs.
- Estimated Value: Up to $200,000 in ultra-high grade
- Key Features: Bold hair strands, missing serif on “I” in LIBERTY, no mint mark
- Grading Target: PR68 DCAM or better
4. 1966 SMS Kennedy Half Dollar
Why It’s Valuable:
Issued in Special Mint Sets during a time when traditional proofs were suspended. Coins with deep cameo contrasts and flawless surfaces are exceptionally scarce.
- Estimated Value: $250,000+
- Key Features: No mint mark, satin finish, high strike quality
- Grading Target: SP68 DCAM with flawless surfaces
5. 1998-S Kennedy Half Dollar Matte Finish
Why It’s Valuable:
Part of a low-mintage commemorative set, this matte-proof coin has a distinctive dull finish and was not issued for general circulation.
- Estimated Value: $100,000–$250,000
- Key Features: Matte texture, “S” mint mark, low mintage (~62,000)
- Grading Target: PR70 Matte
6. 1974-D Kennedy Half Dollar Doubled Die Obverse
Why It’s Valuable:
A rare mint error, the doubled die obverse displays visible doubling in the inscriptions. Collectors pay a premium for high-grade examples of this hard-to-spot variety.
- Estimated Value: $250,000+
- Key Features: Doubling on “IN GOD WE TRUST” and “LIBERTY,” “D” mint mark
- Grading Target: MS65 or higher with strong doubling
Top Kennedy Half Dollars Worth Over $250,000
| Year & Type | Key Feature | Estimated Value | Grade for Top Value |
|---|---|---|---|
| 1964 SMS Kennedy Half Dollar | Rare satin finish | $250,000+ | SP67+ |
| 1970-D Kennedy Half Dollar | Final 40% silver, limited release | $150,000–$250,000 | MS67+ |
| 1964 Accented Hair Proof | Early proof, unique hair design | Up to $200,000 | PR68 DCAM+ |
| 1966 SMS Kennedy Half Dollar | Special finish, limited availability | $250,000+ | SP68 DCAM |
| 1998-S Matte Finish | Low mintage, matte texture | $100,000–$250,000 | PR70 Matte |
| 1974-D Doubled Die Obverse | Mint error, doubling visible | $250,000+ | MS65+ |
While most Kennedy Half Dollars are worth face value or modest premiums, these six stand out as exceptional treasures. Whether it’s a 1964 SMS, a 1970-D silver half, or an ultra-rare doubled die, the right coin in the right condition could fetch well over $250,000.
If you suspect you have a rare Kennedy Half Dollar, don’t leave it sitting in a drawer. Get it checked — you might be holding a six-figure piece of American history.
FAQs
How can I tell if my Kennedy Half Dollar is valuable?
Check for unusual finishes (matte or satin), doubling on letters, or specific varieties like “Accented Hair.” Condition is key — high-grade coins bring the highest value.
Do Kennedy Half Dollars from the 1970s have any silver?
Only the 1970-D has 40% silver. Other coins from the decade are primarily copper-nickel unless from special silver sets.
What is a Doubled Die Obverse?
It’s a mint error where the design appears doubled, most visible on text. This significantly increases a coin’s value.