The Best How To Depreciate A Home Office On A Tax Return References. Your office is 10% (1 ÷ 10) of the total area of your home. When it comes to accounting for home office depreciation, you typically have two choices.

Taxpayers who qualify may choose one of two methods to calculate their home office expense deduction: The depreciation deduction for your home office is calculated using the cost of your home (excluding land) multiplied by the percentage of your home that was used for business. The simplified option has a rate of $5 a square foot for business.