In circulated condition ... This makes them some of the most valuable Washington quarters to collect. If you have a 1932 D ...

Here are some of the most valuable modern American quarters currently in circulation, according to CoinValue Checker. Keep in mind that the sale prices listed below are for coins in top condition.

Certain quarters minted in 1976 — the year of the bicentennial — are particularly sought by collectors. Here's how to tell if you have a valuable one.

The U.S. Mint got in on the celebration as well, producing a special line of Bicentennial Quarters, many of which are still in circulation ... and those are the more valuable ones.