Sorting through your spare change might seem like a mundane task, but collectors know that certain state quarters hiding in your pocket could be worth far more than twenty-five cents. S. Mint in 1999, ...

If you grew up in the 1990s or early 2000s, you probably remember collecting state quarters at some point. There were even ...

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