How much of your house can you write off if you work from home?
James Craig
Published Feb 24, 2026
Instead of keeping records of all of your expenses, you can deduct $5 per square foot of your home office, up to 300 square feet, for a maximum deduction of $1,500. As long as your home office qualifies, you can take this tax break without having to keep records of the specific expenses.
What percentage of my mortgage can I write off?
Original or expected balance for your mortgage. Taxpayers can deduct the interest paid on first and second mortgages up to $1,000,000 in mortgage debt (the limit is $500,000 if married and filing separately). Any interest paid on first or second mortgages over this amount is not tax deductible.
Can I write off my internet bill if I work from home?
Since an Internet connection is technically a necessity if you work at home, you can deduct some or even all of the expense when it comes time for taxes. You’ll enter the deductible expense as part of your home office expenses. Your Internet expenses are only deductible if you use them specifically for work purposes.
Can you write off Internet usage on your taxes?
Shared Internet Usage. If you don’t qualify for the home office deduction, you can still write off the portion of Internet service and products you use for business. To calculate how much you can write off, determine how often you use the Internet for your home business relative to how often your family uses the Internet overall.
How much of your home should you deduct for Internet?
It can be subjective, but the ‘default’ is the percentage of your Home Office. So if your qualified home office is 10% of your home, you can deduct 10% of your utilities, including internet.
How much can you write off for Home Office?
Gibson says self-employed folks have two options when it comes to deducting the office. The simplified method allows you to take a $5 per-square-foot deduction, which is capped at $1,500.
Can you deduct Internet service as a business expense?
You can write off $150.00 as a business expense, and $350.00 would be a personal expense. June 7, 2019 3:42 PM What percentage of my total internet service and cell phone bill can I deduct for my home business?