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Freya Andersen

How to calculate home office deduction when renting a single room with part used exclusively for freelance business

I'm in a bit of a weird situation with my taxes this year. I'm currently renting a room in a house with two other people, and I've been using a portion of my bedroom exclusively for my freelance graphic design business. I've sectioned off about 30% of my bedroom with a divider and it has my desk, computer, and all my work stuff. I never use this space for anything except work. I'm trying to figure out the correct way to calculate my home office deduction, and I'm getting confused with the square footage calculations. Option 1: Should I measure the square footage of my office space (about 40 sq ft) divided by the square footage of just my bedroom (about 130 sq ft) and then apply that percentage to only my portion of the rent? Option 2: Or should I be calculating the square footage of my office space (40 sq ft) divided by the total square footage of the entire house (around 1,500 sq ft) and then apply that percentage to the entire house's rent? I'm also confused about how to handle utilities in the deduction. My name is only on the internet bill (which I split with roommates), but I pay a portion of all utilities. How do I factor these into the home office calculation? Any help would be really appreciated. I don't want to mess this up and either miss out on deductions I deserve or claim too much and get in trouble.

Omar Zaki

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This is a great question! For the home office deduction when you're renting a single room, you need to consider what space you're actually paying for directly. Since you're renting just the room (not the entire house with roommates), you should use Option 1. Calculate the percentage of your rented room that's used exclusively for business. So if your office space is 40 sq ft out of your 130 sq ft bedroom, that's about 30% of your room. You would then apply that 30% to your portion of the rent. For utilities, you can deduct the business percentage (30%) of any utilities that you pay for. If you split utilities with roommates, you can only deduct the business percentage of your portion of those bills. So if your share of the electric bill is $60/month, you could deduct 30% of that, or $18/month. Just remember that for the home office deduction to be valid, that space must be used exclusively for business purposes - which sounds like you're doing with the divider setup. Make sure to take a photo of your setup and keep good records of your measurements and calculations.

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Thanks for the info! I have a similar situation but I don't have a physical divider. My desk takes up about 25% of my bedroom that I rent, and I only use it for freelance work. Does the IRS require an actual physical divider or is it ok to just have a designated area that I only use for work?

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Omar Zaki

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You don't necessarily need a physical divider. The key requirement is that the area must be used "exclusively and regularly" for your business. Without a physical divider, you need to be extra certain that the space is truly used only for business purposes and never for personal activities. Documentation is really important in this case. I'd recommend taking photos of your setup, making a simple floor plan with measurements, and keeping a log of business use. This helps demonstrate the exclusive use if you're ever questioned. Just be honest about the space - if you sometimes use the desk for personal activities, you might not qualify for the deduction for that area.

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I went through this exact same situation last year with my photography business! After struggling with all the confusing tax rules about home office deductions, I tried this tool called taxr.ai (https://taxr.ai) that really helped me figure it out. I uploaded my lease agreement and some photos of my workspace, and it analyzed everything and showed me exactly how to calculate the deduction properly. It confirmed I should be using the percentage of my rented room (not the whole house) and helped me understand which expenses I could partially deduct. The tool even created documentation to support my deduction in case of an audit. Really took the stress out of the whole process!

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Diego Flores

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How does taxr.ai handle situations where some utilities are in your name and others aren't? Does it help figure out what percentage of shared bills you can deduct?

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Sounds interesting but I'm skeptical of tax tools that aren't mainstream. Does it actually connect with the IRS somehow or is it just giving general advice that I could find online?

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It actually walks you through each utility bill individually and helps calculate the deductible portions based on your specific situation. For bills in your name that you share with roommates, it factors in only your portion and then applies your business use percentage to that amount. The service doesn't connect directly to the IRS - it's more of an analysis tool that reviews your specific documents and situation. What makes it different from just googling is that it analyzes your actual lease, floor plans, and expenses rather than giving generic advice. It creates personalized documentation that explains your specific deduction calculations which can be super helpful if you ever get questioned about your deductions.

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Just wanted to update after trying taxr.ai that someone mentioned here. I was really skeptical at first but decided to give it a shot since my home office situation is similar (I use 1/3 of my bedroom in a shared house for my web development work). The tool was actually way more helpful than I expected! It analyzed my lease and utility payments and confirmed that I should be calculating based on the percentage of my rented room, not the whole house. It also helped me sort through which of my roommate-shared utility payments could be partially deducted. What I found most valuable was that it created documentation explaining my specific situation and calculations. Definitely feeling more confident about my deduction now!

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Sean Flanagan

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If you're struggling to get a straight answer on your home office deduction questions, you might want to try calling the IRS directly. I know that sounds like torture (it usually is), but I used this service called Claimyr (https://claimyr.com) that got me through to an actual IRS agent in less than 15 minutes instead of waiting on hold for hours. I had a similar situation with my home office deduction last year and was getting conflicting advice online. The IRS agent I spoke to clarified everything and even walked me through the calculations based on my specific rental situation. You can see how it works in this video: https://youtu.be/_kiP6q8DX5c Seriously saved me so much time and stress, and I ended up getting a bigger deduction than I initially thought I qualified for!

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Zara Mirza

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How exactly does this work? The IRS phone lines are always jammed - are you saying this somehow puts you ahead in the queue?

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NebulaNinja

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Yeah right, no way this actually works. I tried calling the IRS last month and was on hold for 2 hours before giving up. There's no magic service that can get you through faster - they all use the same phone system.

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Sean Flanagan

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It's not about cutting the line - the service uses an automated system that waits on hold for you and then calls you back when it reaches an actual IRS agent. So instead of you waiting on hold for 2+ hours, their system does the waiting and only connects you when there's a live person. The service essentially saves you from having your phone tied up for hours. You go about your day, and then when an agent is actually available, you get a call to connect you directly to them. I was skeptical too, but it genuinely worked. I got through to an agent in about 15 minutes when I had previously spent over an hour waiting and gave up.

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NebulaNinja

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I have to admit I was totally wrong about Claimyr. After posting that skeptical comment, I decided to try it anyway because I was desperate to talk to someone at the IRS about my freelance tax situation. The service actually worked exactly as described. I put in my number, and about 20 minutes later I got a call connecting me directly to an IRS agent. No waiting on hold at all. The agent walked me through exactly how to calculate my home office deduction when renting a room in a shared house. For anyone curious, the agent confirmed that you should use the percentage of your rented room that's used for business (not the whole house percentage). Saved me a ton of time and probably prevented me from making a mistake on my taxes!

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Luca Russo

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One thing nobody's mentioned yet is that you might want to consider the simplified option for home office deduction if your space is small. Instead of calculating all these percentages for rent and utilities, you can just deduct $5 per square foot of your office space, up to a maximum of 300 square feet. In your case, if your office space is 40 sq ft, that would be a $200 deduction. It's way easier than keeping track of all your expenses and calculating percentages, but it might be less than what you'd get with the regular method. Worth running the numbers both ways to see what's better for your situation.

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Does the simplified method still work in my situation where I'm only renting a room and not the whole house? I wasn't sure if that would complicate things.

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Luca Russo

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Yes, the simplified method absolutely works in your situation! The IRS doesn't care whether you own the whole house, rent the whole house, or just rent a room - the simplified method is available to anyone with a qualifying home office. The beauty of the simplified method is that it doesn't matter what you pay in rent or utilities. You just take your dedicated office space square footage (40 sq ft in your case) and multiply by $5 to get your deduction. The only requirement is that the space must be exclusively used for business, which you mentioned you're doing with your divider.

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Nia Wilson

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Make sure you're actually eligible for the home office deduction before going through all these calculations! The IRS is pretty strict about the "exclusive use" requirement. If you sometimes use that part of your room for anything personal (even occasionally), it might disqualify you. Also, if freelancing isn't your primary source of income or if you have another office location where you do most of your work, that could affect eligibility too. Just something to consider!

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Mateo Sanchez

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This is not entirely accurate. Freelance work doesn't need to be your primary source of income to claim home office deduction. You just need to use the space "regularly and exclusively" for business purposes, and the business itself needs to be pursued with the intention of making a profit (even if you're not profitable yet).

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Nia Wilson

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You're right, I should have been clearer. What I meant was that you need to be actually running a business (with the intention of making profit) rather than just having a hobby. And regarding having another office location, you can still claim a home office deduction even if you have another workspace elsewhere, as long as you use your home office "substantially and regularly" for business and it's your principal place for specific business activities. The key is documenting exactly what business activities you perform in that home space and showing they're essential to your operation.

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Dylan Cooper

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Just wanted to share my experience as someone who went through this exact situation last year! I was renting a room in a shared house and using part of it for my freelance writing business. After doing a lot of research and consulting with a tax professional, I ended up going with the actual expense method rather than the simplified $5/sq ft method because it worked out better for me. Here's what I learned: 1. You definitely calculate based on your rented room space, not the whole house (Option 1 is correct) 2. Keep detailed records of everything - measurements, photos, rent receipts, utility bills 3. For utilities, only deduct the business percentage of what YOU actually pay (not what roommates pay) 4. The "exclusive use" test is really important - I made sure my desk area was only used for work, never personal stuff One tip that really helped me: I created a simple spreadsheet tracking my monthly expenses and business use percentage. Made tax time so much easier and gave me confidence that everything was documented properly. The deduction ended up being pretty substantial for me - definitely worth doing it right! Just make sure you're comfortable with the record-keeping requirements.

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Andre Laurent

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This is really helpful, Dylan! I'm curious about your spreadsheet setup - what specific columns or categories did you include to track everything? I'm trying to set up something similar but want to make sure I'm capturing all the right information for my home office deduction. Did you track utilities monthly or just calculate an annual average? Also, when you say the deduction was "substantial," are we talking about saving hundreds or thousands on taxes? I'm trying to decide if it's worth the extra paperwork compared to just using the simplified method.

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