How Much Is My Coin Worth? A Plain Guide to Coin Values
How much is my coin worth? Start with three things you can read yourself: the date, the mint mark and the condition. Most coins found in jars, drawers and inherited boxes are common and trade close to face value or close to their metal value. A smaller number carry a real premium, and those are the ones worth slowing down for.
What drives a coin's value
Coin values come down to a short list of factors. Dealers check them in roughly this order.
- Date and mint mark together. The same design can be common in one year and scarce in another, depending on how many were struck at each mint.
- Grade (condition). Wear on the high points, scratches, rim dings and luster all count. A coin that never circulated can be worth many times a worn one of the same date.
- Metal content. Older US silver coins have a floor value set by the silver inside them, no matter how worn they are.
- Eye appeal and originality. Natural toning and untouched surfaces help. Cleaning hurts, often badly.
- Demand. Popular series (Morgan dollars, Lincoln cents, Mercury dimes) have deep collector demand. Obscure foreign coins can be old and still sell for little.
Age alone does not make a coin valuable. Plenty of 100 year old coins sell for a few dollars because millions were made and millions survived.
Reading the date and mint mark
US mint marks are small letters that tell you where a coin was struck:
- P: Philadelphia (often no mark at all on older coins)
- D: Denver
- S: San Francisco
- O: New Orleans (older coins)
- CC: Carson City (older coins, popular with collectors)
- W: West Point
Where to look depends on the design. On Lincoln cents the mark sits under the date. On Morgan dollars it is on the reverse, below the wreath. On Mercury dimes it is on the reverse near the base of the fasces. On Washington quarters made before 1965 it is on the reverse below the eagle; on later quarters it is on the front near the date. If you cannot find a mark, do not assume it is missing; check with a magnifier under angled light.
Key dates versus common dates
A "key date" is a date and mint combination made in small numbers or that survived in small numbers. Well known examples include the 1909-S VDB and 1914-D Lincoln cents, the 1916-D Mercury dime, and the 1932-D and 1932-S Washington quarters. These carry real premiums even in worn condition. The same series in common dates often sells for a fraction of that. Before getting excited, confirm the exact date and mint, because altered dates and added mint marks are a known trick on key dates.
Silver coins and melt value
US dimes, quarters and half dollars dated 1964 and earlier are 90% silver. Kennedy halves from 1965 to 1970 are 40% silver. Nickels from 1942 to 1945 with a large mint mark above Monticello contain 35% silver. Pre-1936 silver dollars (Morgan and Peace) are 90% silver.
For common dates in worn condition, the value of these coins follows the silver price. The logic is simple: a 90% silver dime holds about 0.0723 troy ounces of pure silver, a quarter about 0.1808 ounces, and a half dollar about 0.3617 ounces. Multiply that weight by the current spot price of silver and you have the melt value. Silver prices move every day, so check a current spot quote rather than trusting a number in an old article. Dealers usually buy slightly under melt and sell slightly over it.
A quick test: 90% silver coins show a solid silver edge. Clad coins from 1965 on show a copper stripe on the edge.
Upload a photo and get a likely identification and a value range.
Grade basics without the jargon
Collectors use a 1 to 70 scale. You do not need to memorize it, but the broad buckets help:
- Good / Very Good: heavy wear, outlines and date visible, most fine detail gone.
- Fine / Very Fine: moderate wear, major details clear.
- Extremely Fine / About Uncirculated: light wear on the highest points only, some original luster left.
- Mint State (60 to 70): no wear from circulation. Differences come from contact marks, luster and strike.
Look at the highest points of the design first: hair above the ear, cheek, feathers on an eagle's breast. Flattening there is wear.
Cleaning damage
Do not clean coins. Polishing, dipping, baking soda and erasers leave fine parallel scratches (hairlines) and an unnatural bright or dull look. Collectors and grading services spot this quickly, and a cleaned coin often sells for a fraction of an original one. If a coin is dirty, leave it as is.
Error coins and online hype
Real mint errors exist: doubled dies, off-center strikes, wrong planchets, clipped planchets. The 1955 doubled die cent and the 1943 copper cent are famous examples. The 1943 steel cent, though, is common; a magnet sticks to it. Most "rare error" claims online are ordinary post-mint damage, worn dies, or coins that were hit, squeezed or plated after they left the mint. Treat social media price claims with suspicion and compare against sold listings.
Rough asking-price bands
These are rough asking-price bands you will commonly see on marketplaces for US coins. They are based on general market patterns for common dates in typical circulated condition, not on any specific sale. Sold prices are usually lower than asking prices, so check sold listings before you price anything.
| Coin type | Typical condition | Rough asking band |
|---|---|---|
| Modern clad coins (1965 on), common | Circulated | Face value |
| Lincoln wheat cents, common dates | Circulated | A few cents to about $1 |
| Buffalo nickels, common dates, date visible | Circulated | $0.25 to $3 |
| 90% silver dimes, quarters, halves, common dates | Circulated | Close to melt value, plus a small premium |
| Morgan and Peace dollars, common dates | Circulated | Melt value plus a collector premium |
| Recognized key dates | Any, authenticated | Often hundreds of dollars, sometimes far more |
For how our estimates turn a photo into a range, see how we estimate.
Photo tips for a better estimate
- Photograph both sides, separately, filling most of the frame.
- Use indirect daylight or a lamp at a low angle. Avoid direct flash, which hides wear and color.
- Make sure the date and mint mark are sharp. Add a close-up if they are small.
- Put the coin on a plain dark or neutral background.
- Do not hold it by the faces; hold it by the edges, and keep it in its holder if it has one.
When to use a grading service
Third-party grading services such as PCGS and NGC authenticate a coin, assign a grade and seal it in a tamper-evident holder. Grading costs money and takes time, so it makes sense for:
- Suspected key dates or major errors, where authenticity is the whole question.
- Coins that look uncirculated, where one grade point can change value a lot.
- Gold coins and better silver dollars you plan to sell to collectors.
It rarely makes sense for common worn coins or bulk silver; the fee can exceed the coin's value. A local coin dealer can also give you a quick opinion before you pay for grading. If you have coins mixed with old flatware, our silverware guide covers sterling marks.
Questions people ask
Are old pennies worth anything?
Most are worth a few cents. Wheat cents from 1909 to 1958 in common dates sell cheaply in bulk. Key dates, high grades and real errors are the exceptions, so check the date and mint mark first.
How do I know if my coin is silver?
For US dimes, quarters and halves, check the date: 1964 and earlier means 90% silver. Look at the edge too; a solid silver edge with no copper stripe is a good sign.
Should I clean my coins before selling?
No. Cleaning almost always lowers the value. Buyers prefer original surfaces, even dark or dirty ones.
Is my 1943 penny valuable?
If a magnet sticks to it, it is a steel cent, which is common. A genuine 1943 copper cent is very rare and widely faked, so any candidate needs professional authentication.
Can a photo tell me the exact grade?
No. A good photo supports a reasonable range and an identification, but exact grading needs the coin in hand under magnification. Use a photo estimate to decide whether a coin deserves a closer look.