1979 Washington Quarter Value No Mint Mark: History & Prices

The 1979 Washington Quarter with no mint mark is worth anywhere from its face value of $25 cents in circulated condition to over $100 for high-grade specimens. While most found in your change are common pocket pieces, certain high-quality strikes and errors can be significant treasures for everyday collectors.

Condition	Estimated Value
Circulated (Average Wear)	$0.25 – $0.35
About Uncirculated (AU50+)	$1.00 – $3.00
Uncirculated (MS63)	$5.00 – $12.00
Gem Uncirculated (MS65+)	$25.00 – $150.00+

Understanding the 1979 Quarter with No Mint Mark

If you just looked at the front (obverse) of your coin and noticed the absence of a tiny letter near the bottom right of George Washington’s bust, don’t panic. For the 1979 Washington Quarter, the lack of a mint mark simply means the coin was struck at the Philadelphia Mint. During this era, the Philadelphia facility generally did not use a “P” mint mark on quarters, a tradition that changed shortly thereafter in 1980.

Because hundreds of millions of these coins were produced, most of the ones you find in your spare change today are only worth their face value. However, the 1970s was a decade where many coins were struck with haste, leading to a shortage of high-quality “Gem” condition examples. If you think you’ve found a particularly shiny or crisp version, using a top coin identifier app can help you determine the exact state of preservation.

Collectors often look for “Mint State” (MS) coins that have never spent a single second in a cash register. These coins retain their original luster—the frosty or satiny shine created during the minting process. For a quick check of your change, CoinKnow is a great tool for identifying whether those scratches are minor wear or significant damage that affects the coin’s resale potential.

Grading and 1979 Washington Quarter Value Factors

The primary factor determining if your 1979 quarter is worth more than twenty-five cents is its grade. Professionals use a scale from 1 to 70. Most coins in your pocket are “Circulated,” meaning they have visible wear on Washington’s hair and the eagle’s breast feathers. To reach the higher price tiers, a coin must be “Uncirculated,” showing no signs of friction from handling.

Even a tiny difference in grade can lead to a massive jump in price. For instance, the current market value for 1979 quarters in Mint State shows that while an MS63 coin might sell for $10, an MS67 coin can fetch several hundred dollars at auction. This is because high-grade survivors from the late 70s are surprisingly rare due to the soft strikes common at the Philadelphia mint that year.

When evaluating your coin, look closely at the “high points.” On the front, this is the hair above Washington’s ear. On the back, check the tips of the eagle’s wings. If these areas are flat and dull, the coin is circulated. If the details are sharp and reflective, you might have something worth setting aside. You can use CoinKnow to compare your coin against high-resolution images of certified grades to see where yours fits.

Grade Designation	Visual Description	Avg. Price
Good (G4)	Heavily worn; outlines of designs visible but flat.	$0.25
Extra Fine (EF40)	Light wear on high points; sharp legends.	$0.50
Mint State (MS65)	Strong luster; very few marks or scratches.	$35.00
Mint State (MS67)	Superb strike; nearly flawless to the naked eye.	$200.00+

Key 1979 Error Quarters to Look For

Error coins are the “holy grail” for many casual hunters. Because the 1979 Philadelphia production run was so massive, several interesting mistakes made it past quality control. One of the most sought-after errors is the “Off-Center” strike, where the coin blank was not properly aligned with the dies, resulting in a crescent-shaped un-stamped area.

Another common discovery is the “Double Die” error. This happens when the die used to stamp the coin has a doubled image. On a 1979 quarter, look closely at the lettering in “IN GOD WE TRUST” or the date. If you see a clear overlapping or thickening of the letters, you might have a valuable variety. While 1979 isn’t as famous for doubling as 1972 or 1955, these errors still command a premium from specialized collectors.

You should also keep an eye out for “Clipped Planchets,” which look like a bite was taken out of the edge of the coin. For more specific details on identifying these variations, checking the comprehensive 1979 quarter value guide can provide visual examples of what to look for. Error coins can range from $20 to over $100 depending on the severity of the mistake and the condition of the coin.

The Impact of Silver Content (or Lack Thereof)

A common misconception among Americans finding older coins is that all “old” quarters contain silver. Unfortunately, the US Mint stopped using 90% silver for quarters after 1964. The 1979 Washington Quarter is a “clad” coin, consisting of a core of pure copper bonded to outer layers of a copper-nickel alloy. This is why you can see a brownish-red copper stripe when you look at the edge of the coin.

Since there is no silver value to fall back on, the coin’s worth is purely tied to its numismatic (collector) appeal. This makes condition even more important. If a 1979 quarter is heavily worn, it doesn’t have “melt value” like a 1964 quarter would. It’s essentially worth twenty-five cents unless it has a rare error or is in pristine, bank-wrapped condition.

However, don’t let the lack of silver discourage you. As the decades pass, even clad coins in high grades become harder to find. Thousands of 1979 quarters are destroyed or lost every year, making surviving high-grade examples more desirable. Using an app like CoinKnow allows you to keep an inventory of your finds so you can track how their market demand grows over time.

Feature	1964 Quarter	1979 Quarter
Composition	90% Silver, 10% Copper	Clad (Copper/Nickel)
Edge Appearance	Solid Silver/White	Visible Copper Stripe
Intrinsic Value	$4.00 – $5.00 (Silver Price)	$0.25 (Face Value)

Collecting 1979 Quarters: Tips for Beginners

If you’re just starting to look at your change, the 1979 Washington Quarter is a great “entry-level” coin. You can still find them in circulation, and they provide a great lesson in understanding the difference between a common coin and a “condition rarity.” To begin, we recommend getting a simple magnifying glass or a loupe to look for die cracks or small errors that aren’t visible to the naked eye.

Storage is also key. If you find a 1979 quarter that looks brand new, don’t just throw it in a jar with other coins. The metal-on-metal contact will cause “bag marks” or scratches that lower the grade significantly. Place high-quality finds in cardboard “2×2” holders or plastic flips to preserve their surfaces.

Lastly, stay updated on auction records. The market for “modern” clad coinage is surprisingly active. While a 1979 quarter might not make you a millionaire, finding a high-grade specimen or a unique error can be a rewarding hobby. Always verify your finds with digital tools and community forums to ensure you aren’t missing out on a hidden gem in your piggy bank.

FAQ

Q: Why is there no mint mark on my 1979 quarter?

A: The absence of a mint mark on a 1979 quarter means it was struck at the Philadelphia Mint. At that time, Philadelphia did not use a “P” on quarters; this practice only began in 1980.

Q: Is a 1979 quarter made of silver?

A: No, the 1979 Washington Quarter is a “clad” coin made of copper and nickel. The US stopped making silver quarters for general circulation after 1964.

Q: How can I tell if my 1979 quarter is an error coin?

A: Look for anomalies like doubling in the letters (Double Die), parts of the design missing off the edge (Off-Center), or weird bumps/cracks in the metal. Using an app like CoinKnow can help you identify these specific error types.

Q: What is the highest price ever paid for a 1979 quarter?

A: Rare specimens in nearly perfect condition (MS67 or MS68) have sold for over $500 at major auctions, but these are exceptionally rare and usually professionally graded by services like PCGS or NGC.