Filing status guide
Roth Conversion Calculator by Filing Status
Select the filing status that matches your tax scenario to open an educational page with bracket context, calculator prefill links, and compliance notes for Roth conversion modeling.
2026 brackets
Single
Single filers may reach higher brackets with smaller conversion amounts than joint filers.
Open filing status page2026 brackets
Married filing jointly
Joint filers generally have wider federal bracket ranges than single filers.
Open filing status page2026 brackets
Married filing separately
Married filing separately can have narrower bracket ranges and special tax interactions.
Open filing status page2026 brackets
Head of household
Head of household brackets differ from single and married filing separately brackets.
Open filing status pageWhy filing status matters
A Roth conversion adds taxable income in the year of conversion. Filing status affects the federal bracket ranges used to estimate incremental federal tax, so the same conversion amount can produce different educational estimates for single, joint, separate, and head-of-household filers.
This Roth Conversion Calculator is for educational and illustrative purposes only. It does NOT constitute tax, financial, legal, or investment advice. The calculation results are based on the information you provide and the latest IRS tax rules, which are subject to change. We do not guarantee the accuracy of the results. Please consult a licensed Certified Public Accountant (CPA), financial advisor, or tax professional before making any financial decisions.