Collector guides
US Currency Collecting Guides
Follow the Money · Plain-English guides to the paper money in your wallet
Most US bills are worth exactly their face value — but a small slice are worth more to collectors, and a lot of myths swirl around which is which. These guides explain the real signals in plain English, with honest, caveated values. Start with the pillar, What Makes a Dollar Bill Valuable?, then dig into the specifics below. Got a bill in hand right now? Run its serial through the free Bill Value Checker.
Fancy Serial Numbers Explained
Solids, ladders, radars, repeaters, binaries, low serials, and birthday dates — every pattern, with examples and rough rarity.
Read guide → Star notesStar Notes Explained
What the ★ means, why stars are scarcer, and why value depends on print-run size — not every star is a jackpot.
Read guide → VintageSilver Certificates
The blue-seal notes: a short history, how to spot them, and why common ones are modest while rare dates climb.
Read guide → ErrorsError Notes
Miscuts, mismatched serials, ink smears, and gutter folds — what they are and how dramatic they need to be.
Read guide → Myth-bustingAre $2 Bills Worth Anything?
The honest answer: most modern $2 bills are common and worth face. Here's exactly when one is worth more.
Read guide → Start hereWhat Makes a Dollar Bill Valuable?
The big-picture guide that ties it all together: serials, stars, errors, age, and condition.
Read the pillar guide →Check a bill in seconds
Type in a serial number and see instantly whether it's fancy, a star, or vintage — free, no sign-in.
Open the Bill Value Checker