Roth Conversion Calculator

Determine your maximum annual Roth conversion while staying within your target tax bracket

1Filing & Income
2Deductions & Strategy
3Your Results
Step One
Filing Status & Income Sources
Tax Filing Information
Used to determine your tax brackets and standard deduction
Brackets and deductions are indexed to the selected year
Earned & Government Income
W-2 wages, salaries, self-employment income
Gross annual SS benefit — taxable portion calculated automatically
Defined benefit pension, annuity, or 1099-R distributions
Investment & Passive Income
Taxable interest, dividends, and capital gains distributions
Rental income, K-1 pass-through income, royalties
Alimony, gambling winnings, or any other taxable income
Step Two
Deductions & Target Bracket
Tax Deductions
Standard deduction is applied automatically based on filing status and year
Only used if you select Itemized Deductions above
Conversion Strategy
Maximum bracket you want the conversion to fill — your optimal conversion stops at the top of this bracket
How This Works
  • Your current income sources are stacked against your deductions to find your taxable income
  • The calculator then shows the maximum Roth conversion that keeps you inside your chosen bracket
  • Social Security provisional income rules are applied automatically when SS benefits are entered
  • Converting now at a known rate can protect against higher future rates and create tax-free income in retirement
Your Personalized Analysis
Roth Conversion Strategy
Maximum Roth Conversion
$0
this tax year

Calculating your conversion opportunity…

Income & Tax Breakdown
Total Current Income
Taxable Social Security
Total Deductions
Current Taxable Income
Current Tax Bracket
Target Bracket Upper Limit
Conversion Cost Analysis
Estimated Tax on Conversion
Effective Tax Rate on Conversion