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

With their large faces and varied designs, American quarters are some of the most fun coins to collect from history. While not every quarter is worth more than a hot 25 cents, a couple have catapulted ...

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, ...

Add Yahoo as a preferred source to see more of our stories on Google. Ever seen stories about people who stumble across rare coins that are worth big bucks? That could be you if you have certain ...

Before you head to the laundromat, you should look through the quarters you plan to spend. You may have a rare coin better suited to be auctioned off or artfully displayed than used to wash your ...

PHILADELPHIA — Some rare U.S. state quarters are no longer worth just 25 cents. Collectors say a few special coins from the 50 State Quarters Program can now sell for hundreds or even thousands of ...

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 ...

Ever seen stories about people who stumble across rare coins that are worth big bucks? That could be you if you have certain quarters at home. That's because there are a series of quarters out there ...