1948-S Washington Quarter Value: Is Your Coin Worth Money?

The 1948-S Washington Quarter is worth anywhere from $8 in circulated condition to over $1,500 in high-grade mint state. Finding this silver coin in your pocket or a family jar is an exciting moment, as its silver content alone gives it a base value far above its 25-cent face value.

Condition	Estimated Value
Good to Very Good (G/VG)	$7.50 – $9.00
Fine to Very Fine (F/VF)	$10.00 – $12.00
Extremely Fine (XF)	$15.00 – $20.00
Uncirculated / Mint State (MS60+)	$35.00 – $500+

History and Significance of the 1948-S Washington Quarter

The 1948 Washington Quarter belongs to the classic silver era of United States coinage. Introduced in 1932 to commemorate the 200th anniversary of George Washington’s birth, these coins were composed of 90% silver and 10% copper. By 1948, the post-WWII economy was booming, and the San Francisco mint, indicated by the “S” mint mark, was producing coins at a lower volume than Philadelphia or Denver.

If you are unsure whether you have a rare mint mark or just a common coin, using a top coin identifier app can help you zoom in on small details. The 1948-S is considered a semi-key date in the series, meaning it is more sought after than ordinary high-mintage years. Collector demand remains high because 1948 was one of the last few years of the 1940s production cycle.

Identifying the quality of your coin is vital to determining its true market price. Many Americans use the CoinKnow app to quickly scan their quarters and see if the surface luster suggests a “Mint State” designation. While millions were minted, most were heavily used in daily transactions, leaving very few in pristine condition today.

Determining the Mint Mark and Metal Content

To find out if your 1948 quarter was made in San Francisco, you need to look at the reverse (back) of the coin. Below the eagle and above the word “QUARTER,” you should see a small letter “S.” If the space is blank, it was minted in Philadelphia; if there is a “D,” it was minted in Denver.

Identifying the metal content is much easier. All quarters minted between 1932 and 1964 contain 0.1808 troy ounces of pure silver. This means even if the coin is completely worn down, it still has “melt value” based on the current price of silver. This provides a “floor” for the 1948 quarter value, ensuring it will never be worth just twenty-five cents again.

Professional collectors look for the “S” mark because San Francisco was known for having better strike quality in certain years. However, San Francisco also produced fewer units—only about 15.9 million compared to Denver’s 16.7 million and Philadelphia’s 35 million. This scarcity adds a premium to any 1948-S coin you might find.

1948-S Washington Quarter Grading and Condition

The condition, or “grade,” of your coin is the most significant factor in its price. Coins are graded on a scale from 1 to 70. Most coins found in change jars will fall between “Good” (G4) and “Extremely Fine” (XF45). If a coin looks like it just came from the bank and has no scratches, it may be “Uncirculated.”

Grade Designation	Visual Description	Market Value
Good (G)	Heavily worn, outlines of hair visible.	$7.50
Fine (F)	Moderate wear, letters are crisp.	$11.00
About Uncirculated (AU)	Slight wear on high points (hair/eagle’s breast).	$25.00
Mint State (MS65)	Full luster, no trace of wear.	$85.00

When inspecting your coin, keep an eye out for “Luster,” which is the original shine from the mint. If the coin is dull or gray, it is circulated. If it flashes when held under a light, it could be worth significantly more. Tools like CoinKnow allow you to compare your coin against high-resolution photos of graded specimens to get an accurate estimate.

Valuable Errors to Look For in 1948 Quarters

While the standard 1948-S is valuable, error coins can fetch a massive premium. Error coins occur when something goes wrong during the minting process. For the 1948-S, collectors usually look for “Double Die” errors or “Repunched Mint Marks.” If the “S” looks like it was stamped twice, you could be looking at a very rare piece.

Another common error is the “Clipped Planchet,” where the coin was struck on a defective piece of metal, leaving a crescent-shaped chunk missing. Die cracks are also common; these look like raised lines on the surface of the coin that shouldn’t be there. Because these are rare, they can double or triple the standard price.

Before selling, check the 1948-S Washington Quarter price guide for high grades to see if your coin matches known error patterns. A coin that would normally sell for $50 might sell for $500 if a recognized error is authenticated by a grading service like PCGS or NGC.

Summary of 1948-S Quarter Market Trends

The market for silver Washington Quarters has remained stable for decades, primarily because they appeal to two types of buyers: silver investors and numismatic collectors. Silver investors care about the 90% silver weight, while collectors care about the date and the rarity of the San Francisco minting.

Year Range	Mint Type	Average Value
1948	Philadelphia (No Mark)	$7 – $40
1948-D	Denver (D)	$7 – $45
1948-S	San Francisco (S)	$8 – $1,500+

Recently, there has been a surge in interest for “Super Grade” coins (MS67 and above). These are coins that were stored in rolls and never touched by human hands for 70 years. While most of us will find “Average Circulated” coins, it is always worth using CoinKnow to check if you have a gem hidden in your collection.

How to Sell Your 1948-S Washington Quarter

If you decide to sell your coin, you have several options. For common, circulated coins, a local coin shop is the easiest route. They will usually pay you based on the silver melt value plus a small premium for the date. If you believe your coin is in “Mint State,” consider selling it on eBay or through a specialized auction house.

Always avoid “cleaning” your coin. Many people think a shiny coin is worth more, but cleaning a coin with chemicals or cloth creates microscopic scratches that destroy its numismatic value. A dirty, original coin is almost always worth more than a cleaned, shiny one.

To get the best price, photograph your coin in natural light with a high-quality camera. Clear images of George Washington’s hair and the bird’s feathers on the back are crucial for buyers to determine the grade. Knowing the specific nuances of the 1948-S Washington Quarter will help you negotiate a fair price with any dealer or collector.

FAQ

Q: Is a 1948-S quarter made of real silver?

A: Yes, all quarters minted in 1948 are 90% silver and 10% copper. They contain approximately 0.18 ounces of pure silver, making them significantly more valuable than modern clad quarters.

Q: Where is the mint mark on a 1948 quarter?

A: The mint mark is located on the reverse side of the coin, directly below the eagle and above the letters “ER” in the word “QUARTER.” An “S” stands for San Francisco, a “D” for Denver, and no mark means Philadelphia.

Q: What is the highest price ever paid for a 1948-S quarter?

A: In extremely rare “Gem” conditions, such as MS68, these coins have sold for over $10,000 at professional auctions. However, for most people, a high-quality version will be worth between $50 and $200.

Q: Should I get my 1948-S quarter professionally graded?

A: It is only worth paying for professional grading (PCGS/NGC) if your coin is in “Uncirculated” condition or appears to have a rare error. For well-worn coins, the cost of grading (usually $30-$50) may be more than the coin is worth.