The Wisconsin state quarter features a cow, cheese, and an ear of corn. One version of this quarter gives the corn an extra leaf low on the ear. This may have happened when a tool was pushed into the ...

Quarters might not seem like much, but certain mints are incredibly rare and, with that, valuable. Check your pockets, as these are some of the rarest quarters ever minted.

A manufacturing error on the 1999 Georgia state quarter has increased the coin’s value, and some collectors are paying as much as $10,000 for the affected 25-cent ...

While most quarters are worth exactly 25 cents, a rare error of this quarter has fetched five figures at auction.