Tax Calculators for 2018 IRS Returns

These tax calculators, estimators, and tools are for Tax Year 2018: January 2018 - December 2018. You can no longer e-file 2018 Taxes. Instead, load, complete, and sign your 2018 Tax Return Forms by clicking on the form link. Then, download, print, and mail them to the 2018 IRS address and respective state(s) addresses. If you expected a tax refund, the date to claim this was April 18, 2022. Since that date, you can no longer claim your 2018 Tax Refund. Don't surrender money that is rightfully yours: e-file your return each year!

Why handle all these complicated IRS and state tax forms? Plan your tax return each year that way you are ready to file a current year return online during tax season. This way, you can use eFile.com to prepare and e-file your current year return entirely online. With eFile, you do not have to fill out various forms on your own and you do not have to worry about mailing them in - eFileIT each year by Tax Day, April 15.

Calculate 2018 Return Today

You can prepare your 2018 Taxes online for free, but you cannot e-file any 2018 Forms to the IRS or state. To file 2018 Taxes today, follow these steps and tips:

Start the 2018 Tax Calculators below to understand your tax situation: get your tax brackets, filing status, and more.
Load and complete these free online 2018 IRS Forms - these can be filled in online, but they cannot be filed online.
Mail in your 2018 Return to the IRS - to file 2018 State Taxes, find your state and fill in the the applicable state tax forms.
Important: Most taxpayers do not know that the late filing penalties are higher than the late tax payment penalties. Therefore, file your 2018 tax return(s) as soon as possible even if you can not pay your taxes now to avoid or reduce late filing penalties. Late filing penalties do not apply if you expect a tax refund, but you can no longer claim any federal refund from a 2018 Return.
The e-file deadline for current year returns is generally October 15 following a given tax year. If you owe taxes and did not file a tax extension by April 15, then late tax filing penalties might apply in addition to late payment penalties.
Tax plan your tax withholding now for this year and give your paycheck(s) and W-4(s) a Taxercise with the eFile.com Taxometer.

You'll Be Fine!

Get tax answers to important personal tax questions without having to read long and complicated tax documents. Estimate your 2018 Income Tax Return now with the tax calculator listed below and find out what your federal tax refund would have been or if you owe taxes.

2018 Tax Calculators

Below, find free tools and calculators courtesy of eFile.com to plan and estimate a previous year return for 2018 Taxes. See all the free, current year calculators here.

Tax Return Calculators, Tools, Resources

2018 IRS Tax Forms

Complete and sign the forms online. Then download, print and mail them to the IRS address on the form. For 2018 State Tax Forms, select your state and complete the forms online.

2018 State Tax Forms

Select your state(s) tax forms and complete and sign the forms online. Then download, print, and mail them to the states. The address is on the associated state tax pages.

RATEucator

Estimate your taxes based on the 2018 Tax Brackets and rates; use the current year tax calculator for a more detailed refund estimate.

STATucator

When you prepare a tax return, you have to choose which filing status to use. The eFile.com "STATucator" tool will help you determine the correct filing status for your situation.

You can e-file your current year taxes regardless of when you file your 2018 Return. The remaining tools below are available for your taxes now so you can understand your tax situation for the current year. Use the tools to anser your tax questions before you e-file your taxes online.

PENALTYucator

The penalties for not e-filing or filing a tax return or a tax extension are higher than not paying taxes owed. Therefore, it's better to e-file or file your tax return and pay as much taxes as you can afford than not filing at all.

W-4 Taxometer

If you owed taxes when you filed your last return, you may want to update your paycheck tax withholding as soon as possible. Use the eFile.com W-4 Taxometer tool to help you determine paycheck tax withholding that works for you.

Back Tax and Future Tax Calculators

Estimate your previous or current year(s) income tax return now and find out what your federal tax refund will be or if you owe taxes.

Tax Return Timeline

Follow this tax timeline and you will be on a safe track to get your current year taxes done right and on time.

Tax Forms for Previous Tax Years

See tax forms for back taxes or past-due years. Complete and sign these forms online on eFile.com before you download, print, and mail them to the IRS or state agencies.

Ways to Pay for Taxes

Even if you don't have the funds to pay for taxes, you should file a tax return as the late filing penalties are higher than the late tax payment penalties.

Instead of handling all these complicated tax forms, e-file your return each year by the Tax Day deadline. You can eFileIT on eFile.com each year as we update our platform to support preparation and e-filing of current year returns. Sign up for a free eFile account and get your federal and state income tax returns e-filed.

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