Valuable Quarter Errors: Which Quarter Mistakes Are Worth Money

Quarters are the second most-searched denomination for errors, and the State Quarters program created an enormous opportunity for collectible varieties. Some quarter errors carry significant premiums, while others are common enough to be worth only modest amounts. This guide helps you identify which quarter errors are worth pursuing.

What This Means

Valuable quarter errors are mint mistakes on Washington quarters that have genuine collector demand. The 50 State Quarters (1999-2008), America the Beautiful (2010-2021), and American Women quarters (2022-2025) each introduced new designs — and new error potential — regularly.

What to Look For

Common Mistakes to Avoid

What Affects Value

Quarter error values depend on the error type, severity, which design is affected, and condition. State quarter errors benefit from the large collector base for that series. Dramatic errors on popular states tend to have the strongest demand.

Upload a photo of your coin and let ErrorHunt's AI scanner check for mint errors in seconds.

Scan Your Coin Now

Frequently Asked Questions

Which state quarters have the most errors?

Errors have been found on quarters from many states. Some states had production issues that created more varieties, but errors are not limited to any specific state. The specific error type matters more than the state.

Are state quarter errors still valuable?

Yes, genuine state quarter errors maintain collector interest. The series has a dedicated following, and significant errors remain sought after even years after the coins were produced.

How much are quarter errors worth?

Values range from a few dollars for minor errors to hundreds or more for significant errors like major doubled dies, off-center strikes with dates, or wrong planchet coins. Condition and specific variety drive the value.

Where do I find quarter errors?

Search bank rolls of quarters, check your pocket change, and look through any inherited or accumulated quarters. Bank rolls are the most productive source for volume searching.