While most $5 bills are worth, well, five dollars, a few rare and historic examples have become prized treasures for collectors. From misprints to Civil War–era currency, certain $5 notes have fetched ...

At first glance, the $1 bill doesn’t seem like a collector’s item. It’s the most common piece of U.S. currency and has remained largely unchanged for decades. However, some $1 bills are extremely rare ...

STATEN ISLAND, N.Y. -- Not all two-dollar bills are worth more than their $2 face value, but according to several reports, there are some batches of the currency appraised at $4,500 or more. “For most ...