Tax Calculators
Explore our collection of tax calculators designed around common U.S. tax questions. Choose a tool based on the type of transaction, income or tax calculation you want to estimate.
Capital Gains Tax Calculator on Sale of Property
Estimate your federal capital gains tax when selling property. Enter purchase price, sale price, improvements, and selling expenses for a quick estimate.
Capital Gains Tax Calculator
Estimate federal capital gains tax on investments, property sales, and other capital assets. Calculate gain, taxable amount, and estimated tax.
Capital Gains Tax on Home Sale Calculator
Estimate capital gains tax when selling your home. Calculate gain, home-sale exclusion, taxable gain, and estimated tax for primary residences.
Capital Gains on House Sale Calculator
Calculate capital gains on house sale with home-sale exclusion. Estimate gain, taxable amount, and potential tax for primary residence sales.
Selling House Capital Gains Calculator
Estimate capital gains when selling a house. Calculate gain, home-sale exclusion, taxable gain, and estimated tax for home sales.
Real Estate Sale Capital Gains Tax Calculator
Estimate capital gains tax on real estate sales. Calculate gain, exclusion, taxable amount, and tax for residential and investment property.
All Tax Calculators
Capital Gains Tax Calculator on Sale of Property
Estimate your federal capital gains tax when selling property. Enter purchase price, sale price, improvements, and selling expenses for a quick estimate.
Capital Gains Tax Calculator
Estimate federal capital gains tax on investments, property sales, and other capital assets. Calculate gain, taxable amount, and estimated tax.
Capital Gains Tax on Home Sale Calculator
Estimate capital gains tax when selling your home. Calculate gain, home-sale exclusion, taxable gain, and estimated tax for primary residences.
Capital Gains on House Sale Calculator
Calculate capital gains on house sale with home-sale exclusion. Estimate gain, taxable amount, and potential tax for primary residence sales.
Selling House Capital Gains Calculator
Estimate capital gains when selling a house. Calculate gain, home-sale exclusion, taxable gain, and estimated tax for home sales.
Real Estate Sale Capital Gains Tax Calculator
Estimate capital gains tax on real estate sales. Calculate gain, exclusion, taxable amount, and tax for residential and investment property.
Property Sale Tax Calculator
Estimate taxes when selling property including capital gains, depreciation recapture, and net proceeds for real estate transactions.
Capital Gains on Land Sale Calculator
Estimate capital gains when selling land. Calculate adjusted basis, gain, and estimated tax for vacant land, investment land, and property sales.
Selling Second Home Tax Calculator
Estimate tax consequences when selling a second home. Calculate capital gain, basis adjustments, and potential tax on vacation property sales.
Capital Gains on Sale of Rental Property Calculator
Estimate capital gains, depreciation recapture, and total tax when selling a rental property. Calculate gain and tax for investment property sales.
Tax on Sale of Rental Property Calculator
Estimate tax consequences when selling a rental property, including capital gains, depreciation recapture, and adjusted basis calculations.
Selling Rental Property Tax Calculator
Estimate capital gains, depreciation recapture, and total tax when selling a rental property. Calculate gain and tax for investment property sales.
Business Tax Calculator
Estimate federal and state business taxes. Calculate taxable income, deductions, and estimated tax for small businesses and self-employed individuals.
Selling a Business Tax Calculator
Estimate potential taxes when selling a business, including capital gains, ordinary income, depreciation recapture, and business asset considerations.
Capital Gains Tax on Business Sale Calculator
Estimate capital gains tax from selling a business. Calculate gain, basis, and tax for business asset sales and stock/equity transactions.
Stock Sale Tax Calculator
Estimate capital gains and tax when selling stocks. Calculate gain, cost basis, short-term vs long-term tax, and net proceeds.
Sales Commission Tax Calculator
Estimate income tax on sales commissions. Calculate federal and state tax on commission income with flexible withholding options.
Car Purchase Tax Calculator
Estimate sales tax, fees, and total cost when purchasing a vehicle. Include trade-in value, down payment, and optional financing estimates.
Federal Income Tax Withheld Calculator
Estimate federal income tax withheld from your paycheck. Compare with your expected federal tax position for accurate withholding.
Married Filing Separately Calculator
Estimate federal income tax using the married filing separately filing status. Calculate tax liability for married taxpayers filing separately.
Earned Income Tax Credit Calculator
Estimate potential Earned Income Tax Credit eligibility and amount using income and household information.
Tax Return After Buying a House Calculator
Estimate how buying a home may affect taxable income and potential federal tax results, including mortgage interest and property tax deductions.
Payroll Tax Withholding Calculator
Estimate common payroll tax withholding, including federal income tax, Social Security and Medicare from your paycheck.
Payroll Deductions Online Calculator
Estimate paycheck deductions and net pay after common payroll taxes and other deductions including federal income tax and FICA.
Employer Payroll Taxes Calculator
Estimate common employer payroll tax costs associated with employee wages including employer FICA, FUTA, and SUTA.
Self Employment Tax Calculator With Deductions
Estimate self-employment tax after considering eligible business deductions and taxable self-employment income.
Independent Contractor Taxes Calculator
Estimate taxes that may apply to independent contractor income, including self-employment tax, federal income tax, and deductions.
Taxes on 401k Withdrawal Calculator
Estimate the potential federal tax impact of withdrawing money from a traditional 401(k) including ordinary income tax and penalties.
Traditional IRA to Roth IRA Conversion Calculator
Estimate the potential federal tax impact of converting a Traditional IRA to a Roth IRA including ordinary income tax calculations.
Roth Conversion Tax Calculator
Estimate the potential additional federal income tax created by a Roth IRA conversion based on your income and filing status.
Taxable Social Security Benefits Calculator
Estimate the portion of Social Security benefits that may be taxable based on income and filing status using IRS formulas.
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Free Tax Calculators for Common U.S. Tax Situations
SmartTaxCalculator provides free online tax calculators designed to help you estimate taxes for common U.S. tax situations. Whether you're calculating capital gains from selling property, estimating tax on stock sales, or figuring out the tax implications of selling a business, our calculators provide quick estimates based on the information you enter.
Each calculator asks for relevant inputs such as sale price, purchase price, improvements, selling expenses, and estimated tax rates. The results provide estimated taxable amounts and potential federal tax figures.
Keep in mind that tax rules vary by state and tax year, and individual circumstances can affect your actual tax liability. Always verify important tax information with current IRS guidance and consult a qualified tax professional when needed.
Capital Gains Tax Calculators
Capital gains tax applies to the profit from selling assets like property, stocks, or businesses. Our capital gains calculators help you estimate gain by comparing sale proceeds with adjusted basis, which can be affected by improvements, selling expenses, and depreciation.
Understanding the difference between short-term and long-term capital gains is important because the holding period can affect tax treatment. Our calculators allow you to estimate both scenarios based on your specific transaction details.
Explore these capital gains calculators:
Property Sale Tax Calculators
Selling property—whether it's a house, rental property, land, or second home—can have significant tax implications. Our property sale calculators help you estimate capital gains, taxable amounts, and potential tax liability.
Key factors in property sale calculations include sale price, purchase price, capital improvements, selling expenses, and depreciation. For primary residences, the home-sale exclusion may also apply.
Explore these property sale calculators:
Business Sale and Business Tax Calculators
Selling a business involves complex tax calculations that can include capital gains, ordinary income, depreciation recapture, and more. Our business tax calculators help you estimate the tax consequences of selling a business or calculating business tax liability.
Business sale tax depends on factors like sale price, asset basis, depreciation, inventory, goodwill, and the transaction structure (asset sale vs. stock sale).
Explore these business tax calculators:
Payroll, Self-Employment & Retirement Tax Calculators
Our calculators also cover payroll tax withholding, self-employment taxes, and retirement account withdrawals. Whether you need to estimate your paycheck deductions, self-employment tax, or the tax impact of an IRA or 401(k) withdrawal, we have tools to help.
Stock Sale and Vehicle Tax Calculators
Our Stock Sale Tax Calculator helps you estimate capital gains and potential tax when selling stocks. The Car Purchase Tax Calculator helps you estimate sales tax and total purchase cost for a new or used vehicle.
How to Use a Tax Calculator
Step-by-Step Guide
- Choose the calculator that matches your situation.
- Gather the required information (sale price, purchase price, expenses, etc.).
- Enter accurate values into each input field.
- Review the calculation and breakdown of results.
- Understand the result as an estimate, not an official tax liability.
- Verify important tax information with a qualified professional before filing.
What Tax Calculator Results Mean
Calculator results can vary based on:
- Filing status
- Income
- Deductions and credits
- Cost basis
- Holding period
- State and local tax rules
- Tax year
- Individual circumstances
Calculators provide estimates, not official tax liability determinations.
Latest Tax Guides
Frequently Asked Questions
A tax calculator is an online tool that helps you estimate taxes for common tax situations like selling property, stocks, or a business. You enter relevant information, and the calculator provides an estimated result based on the inputs.
Yes. All calculators on SmartTaxCalculator.com are completely free to use. There are no hidden fees or charges.
No. Tax calculators provide estimates based on the information you enter. Actual tax liability depends on your full tax situation, including income, deductions, credits, filing status, and applicable federal and state rules.
You'll typically need sale price, purchase price, improvements, selling expenses, and estimated tax rates. Each calculator lists the required inputs to help you gather the necessary information.
Yes. Our Capital Gains Tax Calculator on Sale of Property helps you estimate capital gains and potential tax when selling property.
Yes. Our Stock Sale Tax Calculator helps you estimate capital gains and tax when selling stocks.
Yes. State tax treatment varies widely. Some states have no capital gains tax, while others tax capital gains as ordinary income. Check your state's rules for specific information.
Yes. Always verify important tax information with current IRS guidance and consult a qualified tax professional for advice about your specific situation before filing your tax return.
Shabnam Bano
Shabnam Bano is the author and content contributor at SmartTaxCalculator. She creates clear, practical, and easy-to-understand tax and financial calculator content for U.S. users. Her goal is to make complex tax concepts, calculations, and financial information easier to understand through helpful guides, accurate calculator tools, and straightforward explanations.
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