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Complete your US Federal Income Tax Form 1040 using my Microsoft Excel spreadsheet income tax calculator.
Navigate between pages using the drop down in the upper left corner.
UPDATE:
The 2024 Federal Income Tax Spreadsheet (c)
is now available.
The 2025 Federal Income Tax Forecast Spreadsheet
is also available for download.
This version now includes One Big Beautiful Bill Act (OBBBA) changes for 2025!
UPDATE:
The 2024 Federal Income Tax Spreadsheet (c)
is now available.
The 2025 Federal Income Tax Forecast Spreadsheet
is also available for download.
This version now includes One Big Beautiful Bill Act (OBBBA) changes for 2025!
Thank you for using my spreadsheets!
Thank you for using my spreadsheets!
Glenn Reeves
July 24, 2025
Glenn Reeves
July 24, 2025
As always, be sure to compare the spreadsheet output to your own calculations and
to actual IRS forms and instructions.
As always, be sure to compare the spreadsheet output to your own calculations and
to actual IRS forms and instructions.
Please let me know if you encounter any errors!
Thank you for using my spreadsheets!!
Please let me know if you encounter any errors!
Thank you for using my spreadsheets!!
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