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Tax Brackets, Rates and Standard Deductions in Missouri

You can prepare and e-File your 2021 Missouri Income Taxes here on eFile.com together with your Federal Income Tax Return. Information on how to only file a Missouri State Income Return.

Find Missouri income tax forms, tax brackets and rates by tax year.

If you still need to file a return for a previous tax year, find the Missouri tax forms below. You can complete and sign the forms here on eFile.com before you mail them to the MO Department of Revenue. For Federal or IRS back taxes access the tax forms here.

Below find links to other important Missouri income tax return information and other related features (e.g. tax extension, amendment, etc.)

Missouri Income Tax Returns

Missouri Income Taxes
Prepare only a MO State Return without an IRS return. Details
Step by Step instructions on how to only Prepare and Download - not eFile - State Returns on eFile.com.
File a 2021 Missouri Tax Amendment
Missouri Income Tax Forms
Missouri Tax Brackets, Rates explained
IRS Tax Brackets, Rates by Tax Year
Calculate and Estimate your IRS Income Tax Brackets and Rates with the eFile RATEucator.

Income Tax Brackets, Rates, Income Ranges, and Estimated Taxes Due

Here you can find how your Missouri income is taxed at different rates within the given tax brackets. When you prepare your return on eFile.com this is all calculated for you based on your income.

Missouri Tax Brackets for Tax Year 2021

2021 Tax Brackets and Income ranges will be listed here as they become available.

Missouri Tax Brackets for Tax Year 2020

Income in Missouri is taxed at different rates within the given tax brackets. Any income over $8,584 would be taxed at the highest rate of 5.4%.

Tax Rate
Income Range
Taxes Due
$0 to $106
Over $106 but not over $1,073
1.5% of Missouri taxable income
Over $1,073 but not over $2,146
$16 + 2% excess over $1,073
Over $2,146 but not over $3,219
$37 + 2.5% excess over $2,146
Over $3,219 but not over $4,292
$64 + 3.0% excess over $3,219
Over $4,292 but not over $5,365
$96 + 3.5% excess over $4,292
Over $5,365 but not over $6,438
$134 + 4.0% excess over $5,365
Over $6,438 but not over $7,511
$177 + 4.5% excess over $6,438
Over $7,511 but not over $8,584
$225 + 5% excess over $7,511
Over $8,584
$279 + 5.4% excess over $8,584

2021 Missouri Standard Deductions

Missouri standard deduction is the same as federal standard deduction.

Tax Year
Single/Married Separate
Married Jointly/Qualifying Widower
Single/Married Separate
Married Jointly/Qualifying Widower
HOH/Qualifying Widower

Missouri Income Tax Forms

Missouri State Income Tax Forms for Tax Year 2021 (Jan. 1 - Dec. 31, 2021) can be e-Filed in conjunction with a IRS Income Tax Return. Details on how to only prepare and print a Missouri 2021 Tax Return.

Below are forms for prior Tax Years starting with 2020. These back taxes forms can not longer be e-Filed. You can complete the forms with the help of eFile.com free tax calculators. Complete the respective Form(s) below, sign, and mail them to the Missouri Department of Revenue. In addition to filing Missouri Forms you might also have to file previous IRS Tax Return Forms.


A list of income tax forms for other states.