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Kiddie Tax Calculator

Kiddie Tax Calculator. A parent enters a child’s unearned income, child standard deduction, and parent tax rate to estimate the portion exposed to a kiddie-tax assumption. Use it when a dependent child has interest, dividends, or capital gains.

Inputs

Specialty & International Tax inputs

Range: 0–100,000,000 $

Enter a non-negative US-dollar amount for the stated tax year; use the same tax year and jurisdiction for all related inputs. Professional example: 12000. Edit this value for your own facts.

Range: 0–100,000,000 $

Enter a non-negative US-dollar amount for the stated tax year; use the same tax year and jurisdiction for all related inputs. Professional example: 1300. Edit this value for your own facts.

Range: 0–100 %

Enter a percentage as a whole number, such as 22 for 22%, not 0.22. Professional example: 24. Edit this value for your own facts.

Result

Kiddie Tax
2,568.00
Taxable Unearned Income
10,700.00
How to interpret this result
Kiddie Tax Calculator starts with a professional planning example for this scenario. Edit the inputs to replace the example with your own facts; the displayed outputs update from the formula.
Applicability and limits
This is a simplified unearned-income estimate. It does not determine kiddie-tax eligibility, parent-return allocation, filing status, standard-deduction limits, or Form 8615 calculations.
Calculation basis
Only the named inputs and displayed formula relationships are used. Rates, limits, thresholds, eligibility flags, dates, and jurisdiction assumptions are not silently looked up unless a verified dataset is listed.

Formula

Calculation logic

Formula definitions and substituted values.

What to check

  • A parent enters a child’s unearned income, child standard deduction, and parent tax rate to estimate the portion exposed to a kiddie-tax assumption.
  • Use it when a dependent child has interest, dividends, or capital gains.
  • This is a simplified unearned-income estimate. It does not determine kiddie-tax eligibility, parent-return allocation, filing status, standard-deduction limits, or Form 8615 calculations.

Related calculators

This is a simplified unearned-income estimate. It does not determine kiddie-tax eligibility, parent-return allocation, filing status, standard-deduction limits, or Form 8615 calculations.