1978 Half Dollar Value Checker: Errors List, “D”, “S” & No Mint Mark Worth

The 1978 Kennedy Half Dollar is an often-overlooked coin that rewards patient collectors who learn to grade it correctly. Circulated examples are worth only face value, but certified Mint State coins in MS67 and above can sell for hundreds or even thousands of dollars.

This year was also a turning point for the series: 1978 marked the lowest circulation mintages in Kennedy Half Dollar history (excluding the 1970-D, which was made only for mint sets). Understanding exactly what makes each variety valuable is the key to spotting a winner.

 

1978 Half Dollar Value By Variety

The 1978 Kennedy Half Dollar’s value varies significantly based on mint mark and condition. If you know the grade of your coin, you can find the exact price below in the Value Guides section.

Also Read: Top 100 Most Valuable Kennedy Half Dollar Worth Money (1964 – Present)

 

Top 10 Most Valuable 1978 Half Dollar Worth Money

The Top 10 Most Valuable 1978 Half Dollar chart shows that condition is everything for this coin. The 1978-D MS67+ leads all varieties at $3,760, while the Philadelphia Mint’s MS66 recorded $1,725 and the MS67 reached $1,680.

What makes these prices remarkable is the context. GreatCollections alone has sold 117 examples of the 1978 Kennedy Half Dollar over the past 16 years, with prices ranging from just $7 to $3,125 — a spread that reflects just how dramatically grade affects value for this coin.

Other notable records include the 1978-D MS64 at $480 and an MS66 at $115. San Francisco proof specimens with Deep Cameo (DCAM) contrast have recorded $825 at certain grades, and PCGS PR69 DCAM examples currently trade in the single digits — making the proof series an accessible entry point for new collectors.

 

History of the 1978 Half Dollar

The Kennedy Half Dollar was introduced in 1964 as a memorial to President John F. Kennedy following his assassination on November 22, 1963. Chief Engraver Gilroy Roberts designed the obverse portrait, and Assistant Engraver Frank Gasparro designed the reverse Presidential Seal — both adapting designs from the Kennedy Presidential Medal to meet an urgent January 1964 production deadline.

The coin launched in 90% silver, but widespread public hoarding (people were saving them as Kennedy mementos rather than spending them) caused a silver shortage. Congress reduced the silver content to 40% from 1965 to 1970, then eliminated it entirely after 1971, converting all circulation strikes to copper-nickel clad.

A special Bicentennial design featuring Independence Hall on the reverse was used in 1975 and 1976. When 1977 arrived, the coin returned to the standard heraldic eagle reverse that collectors know today.

1978 was a pivotal year for the series. The U.S. Mint began significantly reducing circulation mintages as commercial demand for the half dollar denomination had collapsed. The previous year (1977), Philadelphia struck over 40 million half dollars. In 1978, that number fell to just over 14 million — a drop of more than 65% in a single year. This makes 1978 the lowest-mintage circulation year in the entire Kennedy series up to that point, a fact that directly influences high-grade rarity today.

By the early 1980s, the half dollar had effectively disappeared from everyday commerce. Most 1978 coins reached the public through mint sets or collector rolls, which partly explains why well-struck, high-luster examples still exist.

Also Read: Top 35 Most Valuable Franklin Half Dollar Worth Money (1948 – 1963)

 

Is Your 1978 Half Dollar Rare?

The short answer is: it depends entirely on grade. In circulated condition, the 1978 Kennedy Half Dollar is common and worth only face value. The coin becomes genuinely scarce only at MS67 and above.

PCGS data tells the story clearly. For the 1978-P (Philadelphia, no mint mark), PCGS has certified only 28 examples at MS67 and zero coins graded MS68 or higher — making any MS67 or above a true conditional rarity. NGC’s census shows just 9 examples at MS67. When you consider that roughly 14.35 million were originally struck, finding one that grades MS67 after nearly 50 years is a remarkable achievement.

Understanding such rarity variations is essential for collectors building comprehensive Kennedy Half Dollar collections, and the Coin Value Checker App provides comprehensive rarity assessments for collectors seeking detailed information about specific Kennedy Half Dollar varieties.

 

Key Features of the 1978 Half Dollar

The 1978 Kennedy Half Dollar represents the coin’s fully modern form — stripped of silver, and returned to the standard reverse design after the two-year Bicentennial interruption.

The Obverse of the 1978 Half Dollar

The obverse features Kennedy’s left-facing portrait designed by Gilroy Roberts. “LIBERTY” arches across the top rim, and the date “1978” appears at the bottom.

The motto “IN GOD WE TRUST” runs in a horizontal line across the coin, with the words split by the truncation of Kennedy’s neck. Look closely at the truncation — you’ll find the initials “GR” for Gilroy Roberts, the obverse designer.

When grading, always inspect Kennedy’s hair above the ear and along the part — these high points wear first and are the best indicator of overall grade.

The Reverse of the 1978 Half Dollar

The reverse displays the heraldic eagle from the Presidential Seal, designed by Frank Gasparro. The eagle holds an olive branch (symbolizing peace) in its right talon and a bundle of arrows (symbolizing readiness) in its left.

A ribbon in the eagle’s beak carries the Latin motto “E PLURIBUS UNUM” (meaning “Out of Many, One”). Thirteen stars sit above the eagle’s head, representing the original thirteen colonies, and a ring of 50 stars encircles the full design, representing each state.

Look for the small initials “FG” (Frank Gasparro) just below the eagle’s tail feathers on the right side. These initials are present on the 1978 issue and serve as a reference point when examining coins for die anomalies.

Other Features of the 1978 Half Dollar

The 1978 Kennedy Half Dollar has no precious metal content. It is struck on a pure copper core clad with an outer layer of 75% copper / 25% nickel, giving the coin its characteristic silver-gray appearance and a total weight of 11.34 grams.

The diameter is 30.61 mm, and the edge features 150 reeds. The coin’s clad composition means its melt value is only about $0.14 — confirming that all collector value comes from condition, rarity, and certification, not metal content.

Also Read: Top 60+ Most Valuable Walking Liberty Half Dollar (1916 -1947)

 

1978 Half Dollar Mintage & Survival Data

The mintage picture for 1978 is dramatically different from most Kennedy half dollar years. Philadelphia produced 14,350,000 coins and Denver produced 13,765,799 — combined, that’s only about 28 million circulation strikes, compared to over 40 million from Philadelphia alone just one year earlier in 1977.

The San Francisco Mint struck 3,127,781 proof coins exclusively for collectors. These were never released for general circulation and were handled carefully from day one — which explains their extraordinary 81% survival rate in collectible condition today.

Circulation strikes from both Philadelphia and Denver show identical 20% survival rates, leaving approximately 2.87 million Philadelphia coins and 2.75 million Denver coins in collectible condition. Of those survivors, the number certified at MS67 or above by PCGS and NGC is in the dozens — not thousands.

Historically, 1978 represented the lowest-mintage year for Kennedy circulation strikes since the coin’s introduction in 1964 (excepting the 1970-D, made only for mint sets). This mintage context is important: lower production meant fewer coins available for high-grade survival, which directly feeds into today’s premium prices for top-condition examples.

Also Read: What Half Dollars Are Worth Money?

 

The Easy Way to Know Your 1978 Half Dollar Value

The value of your 1978 half dollar depends on multiple factors working together. Look closely at Kennedy’s portrait hair and the eagle’s details to assess wear levels — any smoothing on Kennedy’s curls above the ear is the first sign of circulation.

Mint marks appear on the obverse near the date. A “D” means Denver, an “S” means San Francisco (proof only), and no mint mark means Philadelphia. Surface condition matters too: original mint luster, an absence of contact marks, and careful storage all contribute to collector desirability.

Our Coin Value Checker App provides expert analysis of your coin in seconds, delivering accurate assessments you can trust.

 

1978 Half Dollar Value Guides

The 1978 Kennedy Half Dollar series encompasses three distinct varieties, each representing different minting facilities and production methods.

• 1978 No Mint Mark Half Dollar – Philadelphia Mint production
• 1978-D Half Dollar – Denver Mint production
• 1978-S DCAM Half Dollar – San Francisco Mint proof production

The Philadelphia and Denver issues were struck for general circulation using standard business strike processes. The San Francisco variety represents specially prepared proof coins with Deep Cameo (DCAM) contrast — meaning the raised design elements are frosted white and the flat fields are mirror-bright.

 

1978 No Mint Mark Half Dollar Value

The 1978 No Mint Mark Half Dollar was produced at the Philadelphia Mint during the year when Kennedy Half Dollar mintages fell dramatically from previous levels. With only 14.35 million coins struck — versus over 40 million the year before — well-preserved examples are harder to find than many collectors expect.

Most 1978-P Kennedy Half Dollars are common in MS65 or below, but genuine scarcity begins at MS66 and becomes serious at MS67. PCGS (Professional Coin Grading Service) has certified only 28 examples at MS67 with zero graded higher, and NGC (Numismatic Guaranty Company) shows just 9 coins at that level — meaning fewer than 40 certified MS67 examples exist across both major grading services combined.

Auction records confirm the premium, with a Heritage Auctions sale in 2004 recording $1,725 for an MS66 example and $1,680 for an MS67. Current retail estimates from APMEX place the MS67 grade at approximately $266 for this Philadelphia issue.

The following auction record chart demonstrates the realized prices achieved by certified examples across various professional grades and market conditions.

Current market activity reflects sustained numismatic interest in examples of this Philadelphia production.

 

1978-D Half Dollar Value

The 1978-D Half Dollar from the Denver Mint is considered the scarcest of the three 1978 varieties and ranks among the top conditional rarities in the entire Kennedy Half Dollar series. Coins up to MS66 are relatively available and affordable, but MS67 examples require serious searching, and anything above MS67 is a genuine rarity.

The all-time auction record for this variety belongs to a PCGS MS67+ example that sold for $3,760 at Heritage Auctions in December 2022. That price reflects the extreme difficulty of finding a Denver-mint 1978 Kennedy in this condition. Current APMEX retail for an MS67 Denver example is approximately $352.

Multiple NGC MS68-graded toned examples appeared at GreatCollections in 2025 (January, August, and September), attracting strong competitive bidding, which shows that collector demand for top-pop 1978-D coins remains active today. For comparison, an MS66 currently retails around $39 and an MS65 around $14 — making the grade ladder for this coin especially steep.

Detailed auction performance data reveals the pricing trends and market dynamics for this Denver Mint issue across various certification levels.

Trading patterns indicate sustained numismatic demand for premium-quality examples among Kennedy Half Dollar enthusiasts.

 

1978-S DCAM Half Dollar Value

The 1978-S DCAM Half Dollar is San Francisco Mint’s specially struck proof coin with a Deep Cameo (DCAM) finish. DCAM — Deep Cameo — refers to coins where the raised design elements show heavy white frosting and the flat background fields have an intensely mirrored, glass-like appearance. This is the finest proof designation awarded by PCGS and NGC.

These coins were never released for circulation. They were produced exclusively for collector sets and handled with care, which explains the 81% survival rate noted in the mintage data. Entry-level PCGS PR69 DCAM examples currently list in the single digits — making this one of the most affordable ways to add a certified Kennedy proof to a collection.

Higher grades command more respect: PR69 and PR70 DCAM examples in perfect condition can exceed $200–$300. A 2009 auction recorded $825 for a high-grade specimen. The 3,127,781 coins struck means this variety is widely available in PR65 through PR68, but genuine top-end PR70 examples remain scarce and are the pursuit of advanced proof collectors.

Comprehensive auction data illustrates the market performance and collector preferences for various grades of this premium San Francisco proof issue.

Collector interest patterns demonstrate the sustained appeal of Deep Cameo proof coins among Kennedy Half Dollar specialists and proof collectors.

Also Read: Rare Half Dollar Coins to Look For

 

Rare 1978 Half Dollar Error List

Although the 1978 Kennedy half dollars are generally well-struck, several documented minting errors exist in the series. These errors can significantly boost the value of your half dollar and are well worth searching for.

1. Doubled Die Obverse (DDO) Error

A Doubled Die Obverse (DDO) error occurs when a die receives multiple impressions from the hub — the master design — at slightly different angles or positions. On the 1978 Kennedy Half Dollar, a DDO most commonly shows visible doubling on the inscriptions “IN GOD WE TRUST,” “LIBERTY,” or on Kennedy’s portrait details.

DDO errors on Kennedy half dollars are detected with a 5x–10x magnifying loupe. True hub doubling produces thick, rounded, separated letter impressions — not the flat “shelf” effect of mechanical or machine doubling, which has no collector value.

Well-documented DDO examples with clear doubling on major inscriptions can bring two to ten times the standard market value for that grade. A DDO on an MS65 or better example, authenticated and certified by PCGS or NGC, can realistically sell for $50–$300 or more depending on the strength of the doubling.

2. Doubled Die Reverse (DDR) Error

The 1978-D Kennedy Half Dollar has a documented Doubled Die Reverse (DDR) variety discussed in collector forums and reference materials. On a DDR, the doubling appears on the reverse — typically visible on “E PLURIBUS UNUM,” the eagle’s tail feathers, or the inscriptions “UNITED STATES OF AMERICA” and “HALF DOLLAR.”

This variety is less widely publicized than DDO errors, which makes it a genuine cherrypicking opportunity for collectors who know what to look for. Authenticate any suspected DDR with a professional grading service before purchasing or selling at a premium.

3. Clipped Planchet Error

Clipped planchet errors occur when the coin blank (planchet) is punched from a metal strip that overlaps a previous punch hole, leaving a distinctive curved “bite” missing from the coin’s edge. The key authentication feature is the Blakesley Effect: the area of the coin’s design directly opposite the clip will appear weakly struck. If you see weak detail on Kennedy’s portrait directly across from a clipped edge, that confirms a genuine clip rather than post-mint damage.

Larger clips — those removing more than 10% of the coin’s surface area — command the highest premiums. Clips that cut into major design elements like the date, “LIBERTY,” or Kennedy’s portrait are especially prized. Multiple clips on a single coin are extremely rare and can multiply value significantly.

4. Struck-Through Error

Struck-through errors happen when a piece of foreign material gets trapped between the die and the planchet during striking, leaving an impression of that material on the coin’s surface. Common contaminants include wire, cloth, grease, or mint debris.

A documented 1978-D “large strike-through error” wiping out the words “IN GOD” of “IN GOD WE TRUST” on the obverse has appeared on the market, demonstrating that dramatic examples of this error type exist for this date. The clearer and more complete the struck-through impression, the higher the premium. Struck-throughs affecting Kennedy’s portrait or major lettering are especially desirable.

5. Broadstrike Error

Broadstrike errors occur when a coin is struck without the collar die that normally contains the flow of metal during pressing. Without the collar, metal spreads outward, creating a coin 10–20% wider than normal. All design elements are present but appear “stretched” with wider spacing.

Broadstrike coins retain full or near-full design detail despite their expanded size, which is what differentiates a genuine broadstrike from a coin that was simply rolled or pressed after minting. The more dramatic the broadening and the sharper the remaining design detail, the more valuable the error coin.

6. Off-Center Strike Error

Off-center strikes result from a planchet being incorrectly positioned in the coining chamber before the dies close. The design appears shifted to one side, leaving a plain blank crescent on the opposite edge. Minor off-center errors (5–15% off-center) are relatively common; dramatic examples (30–50%+) with a large blank area are far scarcer and more valuable.

Collectors specifically look for off-center examples where the date “1978” is still visible despite the shift — a coin without a readable date is generally less desirable than one where the date is confirmed even with a dramatic offset. Off-center Kennedy halves with 40–50% offset and a visible date can sell for $100–$400 or more depending on the grade.

 

Where to Sell Your 1978 Half Dollar?

Having identified the potential value of your 1978 Kennedy Half Dollars, you might be wondering about the best places to sell these coins for optimal returns. I’ve researched the top selling platforms, detailing their features, advantages, and limitations to help you make informed decisions.

Check out now: Best Places To Sell Coins Online (Pros & Cons)

 

FAQ about the 1978 Half Dollar

1. What is a 1978 Half Dollar worth in circulated condition?

A 1978 Kennedy Half Dollar in circulated condition — showing any wear on Kennedy’s hairline, cheek, or the eagle’s feathers — is worth face value, or 50 cents. The coin contains no silver (it’s copper-nickel clad), so its metal value is only about $0.14. Collectors only pay a meaningful premium for uncirculated (Mint State) examples graded MS63 and above.

2. How much is a 1978-D Half Dollar worth?

The 1978-D Kennedy Half Dollar value ranges dramatically by grade. Circulated coins are worth 50 cents. Uncirculated MS65 examples trade around $14, MS66 is approximately $39, and MS67 retails around $352. The auction record was set at Heritage Auctions in December 2022, when a PCGS MS67+ example realized $3,760.

3. What makes a 1978 Kennedy Half Dollar rare?

Rarity for the 1978 issue is almost entirely grade-dependent. Both the Philadelphia and Denver strikes become genuinely scarce in MS67, with PCGS certifying only 28 Philadelphia coins and approximately the same number for Denver at that level. The 1978 Denver issue also ranks among the highest conditional rarities in the entire Kennedy series from 1964 to present. Reduced mintages — down over 65% from 1977 — contribute to the difficulty of finding pristine survivors.

4. Does the 1978 Half Dollar contain silver?

No. The 1978 Kennedy Half Dollar contains zero silver. It is made of a pure copper core clad with an outer layer of 75% copper and 25% nickel. The series transitioned from 40% silver to full copper-nickel clad after 1970. If someone is trying to sell a 1978 Kennedy half dollar as “silver,” be very cautious — there is no silver version of this date.

5. What is the PCGS population for the 1978-P Half Dollar in MS67?

As of available certification data, PCGS has graded only 28 examples of the 1978-P Kennedy Half Dollar at MS67, with no examples certified higher. NGC’s census shows just 9 coins at MS67. That’s fewer than 40 certified MS67+ examples across both major grading services combined — out of an original mintage of 14.35 million coins, making this a genuine conditional rarity.

6. What is the difference between a CAM and DCAM proof designation?

CAM (Cameo) and DCAM (Deep Cameo) are special designations awarded to proof coins. On a Cameo coin, the raised design elements (like Kennedy’s portrait) show light frosting against mirrored fields. On a Deep Cameo coin, the frosting is heavier and the contrast more dramatic. DCAM is the higher designation and commands the larger premium. The 1978-S half dollar is categorized as DCAM, which is the finest proof designation achievable.

7. Are there any documented errors on the 1978-D Half Dollar?

Yes. A Doubled Die Reverse (DDR) variety has been documented for the 1978-D Kennedy Half Dollar, with the doubling visible on reverse inscriptions and design elements. Strike-through errors have also been confirmed for this issue, including a notable example where the struck-through material obliterated the words “IN GOD” on the obverse. Off-center strikes and clipped planchet errors also exist for both the P and D mint issues.

8. Why did the 1978 mintage drop so sharply compared to 1977?

By 1978, the U.S. Mint had recognized that the half dollar denomination had essentially left everyday circulation. Banks and retailers were ordering far fewer half dollar rolls, so the Mint reduced production accordingly. The 1977 Philadelphia mintage exceeded 40 million; the 1978 figure fell to just over 14 million — a drop of more than 65%. This trend continued in subsequent years, and by 2002, the Mint stopped making Kennedy half dollars for general circulation altogether.

9. How do I find the mint mark on my 1978 Half Dollar?

On the 1978 Kennedy Half Dollar, the mint mark is located on the obverse (front) of the coin, just below the truncation of Kennedy’s portrait, near the date at the bottom. A “D” indicates Denver Mint. An “S” means the coin is a proof from the San Francisco Mint. If there is no mint mark, the coin was made at the Philadelphia Mint — Philadelphia did not add a mint mark to business-strike Kennedy half dollars until 1980.

10. Is it worth getting a 1978 Half Dollar professionally graded by PCGS or NGC?

It depends on the grade you expect. PCGS and NGC charge $20–$50+ per coin for standard service, so grading only makes financial sense if your coin can realistically grade MS66 or higher. An MS67 1978-P currently retails around $266 and a 1978-D MS67 around $352, making grading worthwhile for near-perfect examples. For circulated coins or those below MS65, the grading fee will exceed the coin’s resulting certified value.