Find Iowa 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 Iowa tax forms below. You can complete and sign the forms here on eFile.com before you mail them to the IA Tax Agency. For Federal or IRS back taxes access the tax forms here.
Below find links to other important Iowa income tax return information and other related features (e.g. tax extension, amendment, etc.)
Prepare only a IA State Return without an IRS return. Details
File a 2021 Iowa Tax Amendment
Iowa Tax Brackets, Rates explained
IRS Tax Brackets, Rates by Tax Year
Here you can find how your Iowa based 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.
2021 Tax Brackets and Income ranges will be listed here as they become available.
As you can see your income in Iowa is taxed at different rates within the given tax brackets. Any income over $74,970 would be taxed at the highest rate of 8.53%.
$0 - $1,666
0.33% within Bracket
$1,666 - $3,332
$5.50 + 0.67%
$3,332 - $6,664
$16.66 + 2.25%
$6,664 - $14,994
$91.63 + 4.14%
$14,994 - $24,990
$436.49 + 5.63%
$24,990 - $33,320
$999.26 + 5.96%
$33,320 - $49,980
$1,495.73 + 6.25%
$49,980 - $74,970
$2,536.98 + 7.44%
$4,396.24 + 8.53% over $74,970
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 Iowa Department of Revenue. In addition to filing Iowa Forms you might also have to file previous IRS Tax Return Forms.