Free tool
Tooth Fairy Money Calculator
There is no standard amount, so you set it. Enter what your family leaves per tooth and see what a full set of twenty adds up to.
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Total for 20 teeth
Enter an amount
Enter what your family leaves for a tooth. For example, 3 means three dollars a tooth.
What do other families leave?
There is no standard amount, and survey results change from year to year. One published figure: Delta Dental's 2026 Original Tooth Fairy Poll reported an average of $5.84 per lost tooth, from a poll of 1,000 parents of children ages 6 to 12.
Source: Delta Dental, Original Tooth Fairy Poll. Read more: How much does the tooth fairy pay?