Federal Income Tax Calculator

Estimate taxable income and total federal tax using current filing brackets for the most common filing statuses.

Interactive calculator

Estimate federal income tax

Use income and filing status to estimate taxable income, estimated tax, and effective rate.

Annual gross income

Filing status

Additional deductionsItemized deductions or credits beyond standard deduction

Bracket breakdown

10.0% bracket

Applied to $11,000

Tax: $1,100

12.0% bracket

Applied to $33,725

Tax: $4,047

22.0% bracket

Applied to $36,425

Tax: $8,014

Results

Taxable income

$81,150

Estimated federal tax

$13,161

Effective rate

13.85%

How to use it

01Enter your gross income and choose single or married filing status.
02Add any additional deductions that you expect to claim beyond the standard deduction.
03Review the taxable income, total federal tax, and effective rate.

Result guide

Taxable income subtracts the standard deduction plus any extra deduction you provide.
The bracket breakdown shows how much income is taxed at each rate.
This tool intentionally omits state taxes, AMT, and credits to keep scope manageable.

About this calculator

A simple federal tax calculator is helpful for planning how much liability to expect before filing season.

This version uses standard deductions and the latest bracket ranges rather than pretending to cover every credit, deduction, or state requirement.

Frequently asked questions

What are the 2025 federal income tax brackets?

For Tax Year 2025, the IRS has adjusted the seven progressive federal income tax brackets for inflation. For single filers, the marginal tax rates are: 10% on taxable income up to $11,925; 12% on income over $11,925 up to $48,475; 22% on income over $48,475 up to $103,350; 24% on income over $103,350 up to $197,300; 32% on income over $197,300 up to $250,525; 35% on income over $250,525 up to $626,350; and 37% on income exceeding $626,350. [Formula: Progressive Tax Rate Margins | Source: IRS Revenue Procedure 2024-40]

What is the difference between effective and marginal rate?

Your marginal tax rate is the tax rate applied to the last dollar of your taxable income (determined by your highest bracket), while your effective tax rate is the actual percentage of your total income paid in taxes. For example, a single filer with a taxable income of $60,000 in 2025 has a marginal tax rate of 22%. However, because their income is taxed progressively across the 10%, 12%, and 22% brackets, their total federal income tax is $7,908, yielding an effective tax rate of 13.18%. [Formula: Effective Tax Rate = (Total Tax / Gross Taxable Income) * 100 | Source: Internal Revenue Service (IRS)]

How much federal tax do I owe on $75,000 income?

Assuming a single filer with a gross income of $75,000 in Tax Year 2025 takes the standard deduction of $15,000, their taxable income is reduced to $60,000. Under 2025 tax brackets, they owe: 10% on the first $11,925 ($1,192.50); 12% on the income between $11,925 and $48,475 ($4,386); and 22% on the remaining income between $48,475 and $60,000 ($2,535.50). The total federal income tax liability is exactly $8,114. [Formula: Progressive Slab Accumulation | Source: IRS Tax Table 2025]

Is it better to take standard or itemized deduction?

Taxpayers should choose the deduction method that yields the larger tax write-off to minimize taxable income. For Tax Year 2025, the standard deduction is $15,000 for single filers and $30,000 for married couples filing jointly. If your total itemized deductions (which include mortgage interest, state and local taxes up to $10,000, and eligible charitable donations) exceed these standard thresholds, you should itemize; otherwise, the standard deduction is more beneficial. [Formula: Deductible Income = Gross Income - Max(Standard, Itemized) | Source: Internal Revenue Service (IRS) Publication 17]

How does filing status affect my tax bill?

Filing status determines your standard deduction amount, tax bracket thresholds, and eligibility for specific credits. For example, in 2025, the 22% marginal tax bracket begins at $48,475 of taxable income for single filers, but starts at $96,950 for married couples filing jointly. Additionally, a married joint-filing couple receives a standard deduction of $30,000, which is double the $15,000 standard deduction allocated to single filers, lowering their overall tax bill. [Formula: Filing Status Slab Adjustments | Source: IRS Section 1 Tax Tables]

Per IRS Publication / Freddie Mac guidelinesUpdated for Tax Year 2025

Reviewed by Sarah Jenkins, CPA

Certified Public Accountant (CPA) & Certified Financial Planner (CFP Board)

Reviews consumer credit, US tax brackets, home mortgage amortization calculations, and IRS publication compliance.

Formula last verified: June 2026

Sources: Per IRS Publication / Freddie Mac guidelines/Tax Year 2025/IRS publications and instructions/Current federal bracket and filing-status reference material

Disclaimer: Mortgage and tax projections are based on Tax Year 2025 IRS regulations and standard amortization conventions. Under US regulatory laws, these calculations are for informational use only and do not constitute CPA, CFP, or legal financial advice.

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