Standard vs Itemized Deduction Calculator
Standard vs Itemized Deduction Calculator. A taxpayer enters standard deduction, SALT, mortgage interest, charity, medical expenses, AGI, other itemized deductions, and rate to compare deductions and savings. Use it before preparing a return or after collecting deductible expenses.
Result
Estimate
How to interpret this result
Applicability and limits
Calculation basis
Formula
Calculation logicFormula definitions and substituted values.
Medical Floor
Adjusted gross income ($) * Medical expense AGI floor (%) / 100
Adjusted gross income ($) * Medical expense AGI floor (%) / 100Allowable Medical
max(Unreimbursed medical expenses ($) - Medical Floor, 0)
max(Unreimbursed medical expenses ($) - Medical Floor, 0)Itemized Deduction
min(State and local taxes paid ($), Applicable SALT cap ($)) + Qualified mortgage interest ($) + Charitable gifts ($) + Allowable Medical + Other itemized deductions ($)
min(State and local taxes paid ($), Applicable SALT cap ($)) + Qualified mortgage interest ($) + Charitable gifts ($) + Allowable Medical + Other itemized deductions ($)Chosen Deduction
max(Standard deduction ($), Itemized Deduction)
max(Standard deduction ($), Itemized Deduction)Incremental Deduction
Chosen Deduction - Standard deduction ($)
Chosen Deduction - Standard deduction ($)Estimated tax savings
Incremental Deduction * Marginal tax rate (%) / 100
Incremental Deduction * Marginal tax rate (%) / 100How to interpret this result
Standard vs Itemized Deduction 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.
Standard vs Itemized Deduction 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 deduction comparison. It does not determine filing status, qualifying expenses, SALT caps, phaseouts, carryovers, or official Schedule A treatment.
This is a deduction comparison. It does not determine filing status, qualifying expenses, SALT caps, phaseouts, carryovers, or official Schedule A treatment.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.
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.What to check
- A taxpayer enters standard deduction, SALT, mortgage interest, charity, medical expenses, AGI, other itemized deductions, and rate to compare deductions and savings.
- Use it before preparing a return or after collecting deductible expenses.
- This is a deduction comparison. It does not determine filing status, qualifying expenses, SALT caps, phaseouts, carryovers, or official Schedule A treatment.
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