July 7, 2026
“Junk silver” is one of those terms that sounds dismissive but actually describes something quite valuable. If you’ve inherited a coffee can of old coins, or you’re cleaning out a relative’s dresser drawer, there’s a good chance some of what you’re holding qualifies — and it’s worth understanding what it is before it ends up in a coin sorter at the grocery store.
What “junk silver” actually means
Junk silver refers to ordinary, circulated United States coins — dimes, quarters, half dollars, and pre-1935 silver dollars — that were struck in 90% silver before the US Mint switched to copper-nickel clad coins. The term “junk” doesn’t mean low quality; it means these are common, well-worn coins with no special numismatic (collector) value. Their worth comes entirely from the silver they contain, not from rarity or condition.
This matters because it’s the opposite of how most people think about old coins. You don’t need a coin in mint condition, and you don’t need a rare date or mint mark. A 1959 quarter that’s been through decades of pockets and cash registers is worth exactly as much, silver-wise, as one in pristine condition — assuming no numismatic premium applies to either.
The key date: 1964 and earlier
The cutoff is simple and worth memorizing:
- 1964 and earlier: Dimes, quarters, and half dollars were struck in 90% silver, 10% copper.
- 1965 and later: The Mint switched to a copper-nickel clad composition with no silver content, in response to rising silver prices making the old coins worth more as metal than as money.
- Half dollars, 1965–1970: A brief exception — these were struck in 40% silver during the transition, worth noting separately since they’re a different percentage than the classic 90% coins.
- Silver dollars (Morgan and Peace): Struck in 90% silver through 1935, these are a separate category and often carry collector value beyond melt, especially in better condition — worth having evaluated individually rather than assumed to be junk silver.
So if you’re sorting through a jar of coins, the fast check is simple: any dime, quarter, or half dollar dated 1964 or earlier is 90% silver. Anything 1965 or later (except those transitional 40% half dollars) has no silver content at all, regardless of how old or worn it looks.
How the 90% works
Here’s the part most people skip: not every 90% silver coin weighs the same, so you can’t just count coins — you need to know the standard weight for each denomination.
| Coin | Standard weight | Silver weight (90%) |
|---|---|---|
| Dime | 2.5 g | 2.25 g |
| Quarter | 6.25 g | 5.625 g |
| Half dollar | 12.5 g | 11.25 g |
A useful shortcut that dealers use: $1 face value in pre-1965 dimes, quarters, or half dollars contains approximately 0.715 troy ounces of pure silver. That ratio holds whether you have a $1 face value in dimes or the same $1 face value in quarters — the Mint sized the coins so the silver-to-denomination ratio stayed consistent across denominations.
Calculating melt value yourself
You don’t need a dealer to tell you roughly what a stack of junk silver is worth. Here’s the process:
- Sort and total the face value of your pre-1965 dimes, quarters, and half dollars. If you have $7.40 in old quarters and dimes combined, that’s your starting number.
- Multiply by 0.715 to get the approximate troy ounces of pure silver. $7.40 × 0.715 ≈ 5.29 troy ounces.
- Multiply by the current silver spot price. Look up today’s spot price per troy ounce, and multiply. If spot is $30/oz, that’s roughly 5.29 × $30 ≈ $158.70 in melt value.
That number is the 100%-of-spot value — not what a dealer will pay, since every dealer buys at a margin below spot to cover the cost of doing business (see our post on what spot price actually means for why). But it gives you a real number to check any offer against, rather than guessing.
What to watch for
A few practical notes if you’re sorting through inherited coins:
- Nickels are never silver, with one narrow exception: wartime nickels (1942–1945) were struck in 35% silver due to wartime metal shortages, identifiable by a large mint mark above the dome on Monticello on the reverse. Worth checking separately if you have older nickels.
- Pennies are never silver. Don’t waste time checking dates on cents.
- Don’t clean the coins. Cleaning can strip value from anything that might have numismatic worth beyond melt, and it does nothing to increase the silver content, which is the only value junk silver coins carry.
- Separate anything that looks unusual — a coin that seems rare, has an odd date, or is in unusually good condition — before assuming it’s junk silver. It might be worth having a second look rather than being sorted into the melt pile.
Bringing it to an appointment
If you’ve got a jar or a coffee can of old coins and you’re not sure what’s silver and what isn’t, you don’t need to sort it perfectly beforehand. Bring it as-is — we’ll separate the silver coins from the clad ones, weigh them, and walk you through the same math above using that day’s spot price, so the number you see is one you can follow from start to finish.