50 State Quarters

Here you will find the basics for identifying this coin. Our full grading guide for it, the high points to check, common problems, and what to watch for, is still being researched. We add that detail only once we have checked it against trusted sources, so it is not on this page yet.

At a glance

DenominationQuarters
Common nameState quarters
Years issued1999–2008
DesignerJohn Flanagan (obv) / many reverse designers
EraEarly Federal to modern
Skill levelIntermediate

What it looks like

A reference photo for identification. Click to enlarge. This is an example coin, not a graded specimen.

Want this guide sooner? The cross-cutting grading basics and how-to-grade lessons apply to every U.S. coin.