Here are 20 rare state quarters worth additional value, according to Gainesville Coins, USA CoinBook and PCGS.

You probably wouldn't think twice about the loose change rattling around in your pocket or sitting at the bottom of your purse. Most of us see quarters as nothing more than laundry money or parking ...

When the U.S. Mint launched its 50 State Quarters Program in 1999, the point of the 10-year initiative was to honor each of the 50 states and share a little bit of history via free classroom lesson ...

Add Yahoo as a preferred source to see more of our stories on Google. PHILADELPHIA — Some rare U.S. state quarters are no longer worth just 25 cents. Collectors say a few special coins from the 50 ...

Each state received a specific quarter design during a program which ran from 1999 to 2008. However, during this time, some of the 25-cent coins had errors or misprints. These engraved mistakes, ...

Once known as the “Hobby of the Kings,” coin collecting is a global pastime open to anyone with an appetite for accumulation. Coins can be appreciated due to their artwork, their rarity or their ...

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 ...

Old silver coins in your collection could be worth a lot more than face value in the current landscape.