The 1999-D New Jersey State Quarter is worth anywhere from $0.25 in circulated condition to over $1,200 in high-grade mint state. Whether you found one in your pocket change or inherited a collection, understanding the difference between a common coin and a rare treasure is key to knowing its true market price.

Condition / Grade	Estimated Market Value
Circulated (Average Wear)	$0.25 – $0.50
About Uncirculated (AU)	$0.75 – $1.50
Mint State (MS63 – MS65)	$5.00 – $35.00
High Grade (MS67+)	$150.00 – $1,200+

Understanding the 1999-D New Jersey Quarter Basics

The New Jersey quarter was the third coin released in the ambitious 50 State Quarters Program, minted in late 1999. Featuring George Washington on the obverse and General George Washington leading troops across the Delaware River on the reverse, it marks a pivotal moment in the American Revolution. If you are unsure about the specific variety you have, using a top coin identifier app can help you distinguish between the different mint marks and conditions instantly.

The “D” mint mark located on the obverse (the face side) signifies that this coin was produced at the Denver Mint. In 1999, the Denver Mint struck a total of 339,240,000 New Jersey quarters. Because hundreds of millions were made, most of these coins remain quite common today. However, for everyday Americans, the thrill of the hunt lies in finding those rare specimens that escaped heavy use.

If you want to quickly check if your pocket change is a hidden gem, the CoinKnow app offers a seamless way to photograph your coin and look up real-time auction data. Most 1999-D New Jersey quarters you see in circulation are worth exactly twenty-five cents. Only those that have been preserved in “Mint State”—meaning they never actually spent time buying snacks or laundry—command a premium from serious collectors.

Factors Determining 1999-D New Jersey Quarter Value

When determining how much your coin is worth, “condition” is the most important word in the numismatic dictionary. Coins are graded on a scale from 1 to 70. A coin with a grade of 1 is barely recognizable, while a 70 is absolute perfection. For the 1999-D New Jersey quarter, any coin graded below MS65 (Mint State 65) is generally considered a common find.

Collectors are particularly interested in the luster of the coin—that original “bloom” or shine from the minting process. As coins circulate, the details on Washington’s hair and the soldiers in the boat on the reverse begin to flatten. You can see how these details affect the price by checking the current New Jersey quarter price trends for various grades.

Additionally, “eye appeal” matters. A coin might have no scratches but could have “toning,” which is a natural oxidation process that can turn the coin shades of blue, gold, or rainbow. Some collectors pay more for beautifully toned coins, while others prefer the stark white brilliance of a fresh strike. Using CoinKnow can help you compare your coin’s appearance to professionally graded examples to better estimate its grade at home.

Luster Level	Surface Quality	Est. Value Range
Dull/Brownish	Heavy Scratches	Face Value ($0.25)
Shiny/Slight Wear	Few Marks	$1.00 – $3.00
Brilliant Uncirculated	No Visible Wear	$10.00 – $60.00

Rare 1999-D Errors and Varieties to Watch For

While most 1999-D New Jersey quarters are standard, there are legendary error coins that can turn a common quarter into a windfall. Error coins occur when something goes wrong during the minting process at the Denver Mint. The most famous errors for the State Quarters series include “die cracks,” “doubled dies,” and “off-center strikes.”

One specific error to look for is a “die chip” on the reverse. Sometimes, a small piece of the steel die breaks off, causing extra metal to appear on the finished coin. On the New Jersey design, look closely at the oars of the boat or General Washington’s hat. If you see a raised “blob” of metal that doesn’t belong there, it might be an error.

Another rare occurrence is a “wrong planchet” error, where the New Jersey design is struck on a blank meant for a different coin, such as a nickel or a dime. These are extremely rare and can sell for thousands of dollars at auction. If your quarter looks smaller than usual, has a different color, or weighs less than 5.67 grams, it is worth consulting a professional. Detailed 1999 state quarter value data reveals that verified errors are the most sought-after items in this category.

Grading and Authenticating Your New Jersey Quarter

If you think you have a high-value 1999-D New Jersey quarter, the next step is professional grading. Companies like PCGS or NGC examine the coin under high magnification and seal it in a plastic “slab.” This certification guarantees the coin’s condition and authenticity, which is essential for achieving a high sale price at auction.

The CoinKnow app is a great first step before spending money on professional grading fees. It allows you to gauge if your coin is “clean” enough to justify the $30-$50 cost of grading. Typically, only 1999-D quarters that look absolutely flawless (likely MS67 or higher) are worth the investment of professional grading.

When inspecting your coin, use a 10x jeweler’s loupe. Look at the “fields” (the flat areas around the design). If you see many small nicks—known as “bag marks”—the coin was likely knocked around with other coins at the mint. These marks keep the grade lower. A truly valuable 1999-D New Jersey quarter will have smooth fields and sharp, crisp details on the soldiers’ faces and the New Jersey shoreline.

Mint Error Type	Description	High Auction Price
Off-Center Strike	Design shifted off the blank	$200 – $500
Clad Layer Missing	One side appears copper-red	$100 – $300
Double Die Obverse	Doubling in lettering/date	$50 – $150

How to Sell and Store Your 1999-D Quarters

If you discover that your 1999-D New Jersey quarter is valuable, you need to handle it with care. Never clean your coins! Cleaning a coin with chemicals or even a soft cloth can leave microscopic scratches that instantly destroy its numismatic value. Collectors prefer a coin with its original dirt or patina over one that has been polished.

For storage, use PVC-free plastic holders or “flips.” Avoid keeping your coins in jars where they can clink against each other. If you are ready to sell, you have several options: local coin shops, eBay, or major auction houses like Heritage Auctions for extremely high-grade pieces.

Before selling, check the latest “sold” listings on online platforms to see what buyers are actually paying, rather than looking at “asking” prices which can be inflated. Knowing the market trends for the 1999-D New Jersey quarter ensures you don’t get underpaid for a rare find. Most casual collectors enjoy putting these quarters into folders to complete the series, creating a fun and affordable hobby that can occasionally yield a high-value surprise.

FAQ

Q: Why is the 1999-D New Jersey quarter special?

A: It was the third state quarter ever released and depicted a famous historical scene: Washington crossing the Delaware. It was minted during the first year of the 50 State Quarters program, which sparked a massive interest in coin collecting across America. While common, its historical theme makes it a favorite among collectors.

Q: Is a 1999-D New Jersey quarter worth $1,000?

A: Only in extremely rare cases. For a 1999-D New Jersey quarter to be worth $1,000 or more, it must be graded by a professional service as MS68 or higher. These coins must be virtually perfect, with no visible scratches even under a microscope. Most quarters found in change are worth only $0.25.

Q: What does the “D” mean on my 1999 New Jersey quarter?

A: The “D” stands for the Denver Mint. Quarters from this year were also minted in Philadelphia (marked with a “P”) and San Francisco (marked with an “S”). The “S” quarters are typically Proof coins made specifically for collectors and are usually found in plastic sets rather than pocket change.

Q: My 1999-D New Jersey quarter is gold-colored. Is it valuable?

A: Usually, no. Many companies took standard 1999-D quarters and plated them in a thin layer of gold to sell as “collectors’ items” on TV. While they look pretty, the US Mint never made gold quarters for circulation. Most coin collectors consider these “altered” coins and value them at only their face value of 25 cents.