How to Calculate Depreciation on Schedule E for Partially Rented Residential Property?
I've got a residential property where I'm renting out part of it, and I'm completely lost on how to handle the depreciation on Schedule E (line 18). I understand that I can only depreciate the portion that's actually being rented, but I'm struggling with the calculation method. I looked at Publication 946 which mentions Form 4562 needs to be filed, and then it talks about Section 179. Is Section 179 even applicable for a partially rented residential property? The whole thing is super confusing! The publication mentions something about GDS (General Depreciation System) being required, but I don't understand which tables or instructions I should be following. Can someone break this down for me in simpler terms? I'm doing my taxes myself for the first time and this depreciation stuff is making my head spin!
22 comments


Gianni Serpent
You're dealing with residential rental property depreciation, which is actually more straightforward than it seems! For a partially rented residential property, here's what you need to know: For Schedule E depreciation, you'll use the General Depreciation System (GDS) with a 27.5-year recovery period for residential rental property. You cannot use Section 179 for residential rental real estate - that's typically for business equipment, not rental properties, which is probably why you got confused. Calculate the basis of the rental portion by taking the lower of your cost or fair market value when you converted it to rental use, and multiply that by the percentage of the property being rented. For example, if your property is worth $300,000 and you're renting out 25% of it, your depreciable basis would be $75,000. Then divide that basis by 27.5 years to get your annual depreciation amount. If you started renting mid-year, you'll need to prorate for the first year based on the number of months it was in service.
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Henry Delgado
•Thanks for the explanation! So if I'm understanding right, Section 179 doesn't apply at all to my situation? Also, do I still need to file Form 4562 even though I can't use Section 179, or can I just put the depreciation amount directly on Schedule E?
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Gianni Serpent
•Correct, Section 179 doesn't apply to residential rental property - it's primarily for business equipment and certain improvements, not the residential structure itself. You do need to file Form 4562 with your tax return if this is the first year you're claiming depreciation for the property. In subsequent years, you may not need to file Form 4562 if you're not claiming any new depreciation assets, but you'll still report the continued depreciation on Schedule E.
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Olivia Kay
I had this exact same problem last year with my duplex where I live in half and rent the other half. I ended up using https://taxr.ai to help me figure out the depreciation calculations after getting totally confused by the IRS publications. The tool analyzed all my rental property documents and gave me step-by-step guidance on how to calculate the depreciation specifically for my situation. It helped me understand that I needed to separate the value of the land (which isn't depreciable) from the value of the building, and then calculate the percentage used for rental. Their breakdown of the cost basis calculation really made it click for me. I'd definitely recommend checking it out if you're doing this yourself.
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Joshua Hellan
•Does it actually walk you through the calculations or just give general advice? I'm curious because I have a similar situation but with a vacation home that I rent out half the year.
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Jibriel Kohn
•I'm skeptical about using these kinds of tools. How accurate is it with the tax law changes? I got burned last year using some random online calculator that didn't account for the recent updates.
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Olivia Kay
•It actually does both - gives you the specific calculations for your situation and explains the general concepts. You upload your documents, and it identifies the relevant information to create a personalized depreciation schedule. Very helpful for partial-year or partial-property rentals like your vacation home. For tax law changes, they keep everything current with the latest IRS guidelines. I was concerned about that too, but they specifically pointed out some recent changes that affected rental property depreciation that my previous accountant had missed. Their information comes directly from the latest IRS publications and tax code updates.
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Jibriel Kohn
I have to admit I was wrong about being skeptical of online tools! I decided to try https://taxr.ai after struggling with my partial rental property depreciation. The tool immediately caught that I had been depreciating the land value (which you can't do) along with the building value for the past two years. It created a correct depreciation schedule for me and even showed me how to file an amended return to fix my previous mistakes. Saved me from a potential audit headache and probably paid for itself many times over. Sometimes it's worth using the right tools rather than trying to figure everything out from confusing IRS publications.
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Edison Estevez
If you're having trouble with the IRS publications on depreciation (and who isn't!), you might want to try calling the IRS directly. I know, I know - everyone says it's impossible to get through to them. But I used https://claimyr.com to get a callback from the IRS, and I was able to speak with someone who walked me through my Schedule E depreciation questions step by step. You can see how it works here: https://youtu.be/_kiP6q8DX5c I was on hold for hours before trying this service, but with Claimyr I got a call back the same day. The IRS agent confirmed that I needed to use the GDS method with a 27.5-year recovery period and explained exactly how to allocate the basis between the rental and personal portions of my property. They also clarified when Form 4562 was required.
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Emily Nguyen-Smith
•Wait, you actually got through to a real person at the IRS? How does this service work? I've been trying to call about my rental property questions for weeks with no luck.
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James Johnson
•Sounds like a scam to me. Why would I pay someone to call the IRS when I can do it myself? I doubt they have any special access the rest of us don't have.
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Edison Estevez
•The service works by holding your place in the IRS phone queue and then calling you when an agent is available. It's basically like having someone wait on hold for you. You just enter your phone number and the system alerts you when it's your turn. I understand the skepticism - I felt the same way initially. But it's not about "special access" - it's simply a service that waits on hold so you don't have to. The IRS phone system is notoriously backed up, especially during tax season. I tried calling myself multiple times and gave up after being on hold for over an hour each time. With this service, I was able to go about my day and just got a call when an agent was ready.
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James Johnson
I need to publicly eat my words about Claimyr being a scam. After struggling for THREE WEEKS trying to get through to the IRS about my rental property depreciation questions, I decided to give it a shot. Within 2 hours, I got a callback from an actual IRS representative who helped clarify everything about my Schedule E depreciation! They confirmed I was using the wrong percentage for my partial rental and helped me understand exactly which line on Form 4562 to use. Honestly wish I hadn't wasted so much time trying to do it the "free" way - the amount of time I wasted on hold was worth way more than what this service cost.
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Sophia Rodriguez
Don't forget about the land value! This is a common mistake I see people make. When calculating depreciation for Schedule E, remember that you can ONLY depreciate the building structure, not the land. The IRS expects you to make a reasonable allocation between land and building values. You can use your property tax assessment as a starting point, as it often breaks down the value between land and improvements. Then apply your rental percentage to the building value only.
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Ryder Ross
•I never thought about the land vs building split! How do I determine that if my property tax assessment doesn't break it down? My county just gives one total value.
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Sophia Rodriguez
•If your property tax assessment doesn't separate the values, you have a few options. You can look at comparable land sales in your area to estimate land value, use a common rule of thumb (in many areas, land represents 20-30% of the total property value, but this varies widely), or consult with a local real estate appraiser. Some tax professionals recommend documenting whatever method you choose in case of an audit. The key is having a reasonable basis for your allocation. If you purchased the property recently, the closing documents or appraisal might also provide a breakdown between land and improvements.
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Mia Green
I'm still confused about Form 4562 vs Schedule E. I'm using TurboTax and it keeps bouncing me between these forms. Does anyone know which one actually calculates the depreciation?
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Emma Bianchi
•Form 4562 is where the detailed depreciation calculations happen, especially for the first year. Schedule E is where the final depreciation amount gets reported as an expense for your rental. TurboTax should handle this correctly if you enter everything properly in the rental property section - it will create the Form 4562 for you and carry the amount to Schedule E line 18.
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Natalie Chen
Great question about Schedule E depreciation! I went through this exact same confusion last year. Here's what I learned that might help: The key thing to remember is that residential rental property depreciation is actually pretty standardized - you'll always use the 27.5-year straight-line method under GDS (General Depreciation System). The tricky part is just getting your basis calculation right for the rental portion. One thing that helped me was creating a simple spreadsheet to track everything. I calculated: 1. Total property value (minus land value - super important!) 2. Percentage used for rental (square footage or room count method) 3. Depreciable basis = (Property value - Land value) × Rental percentage 4. Annual depreciation = Depreciable basis ÷ 27.5 years For the first year, don't forget to use the mid-month convention if you started renting partway through the year. The IRS has tables in Publication 946 that show exactly how much to depreciate based on which month you placed the property in service. And yes, you'll need Form 4562 for the first year, then the depreciation amount flows to Schedule E line 18 in subsequent years. Once you get the hang of it, it's actually one of the more straightforward parts of rental property taxes!
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Diego Flores
•This is such a helpful breakdown! I'm a first-time rental property owner and the spreadsheet idea is genius. Quick question though - when you mention the mid-month convention, does that apply even if I only started renting out part of my home in December? I'm worried I might be overthinking this, but I want to make sure I don't mess up the first year calculation since it affects all future years.
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Jordan Walker
•Yes, the mid-month convention applies regardless of which month you start! If you placed the rental property in service in December, you'd treat it as if it was placed in service in the middle of December for depreciation purposes. This means you'd get 0.5 months (half of December) of depreciation in your first year. Looking at Table A-6 in Publication 946, if you started in December (month 12), you'd use 0.152% of your depreciable basis for the first year. So if your depreciable basis was $100,000, you'd claim $152 in depreciation for that first year. You're definitely not overthinking it - getting the first year right is crucial because it sets up your depreciation schedule for the entire 27.5-year period. The IRS is pretty strict about this, so it's worth taking the time to get it correct from the start!
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Javier Cruz
One thing I haven't seen mentioned yet is the importance of keeping detailed records for your partial rental depreciation. The IRS can be pretty picky about this, especially if you get audited. I'd recommend documenting: 1. How you calculated the percentage split (square footage measurements, photos showing which areas are rented vs. personal use) 2. Your land vs. building value allocation method and sources 3. The date you first made the space available for rent (not necessarily when you got your first tenant) 4. Any improvements you made specifically for the rental portion Also, be aware that when you eventually sell the property, you'll need to "recapture" the depreciation you've claimed on the rental portion - it gets taxed at up to 25% rather than capital gains rates. This doesn't mean you shouldn't take the depreciation (you should!), but it's good to plan ahead for the tax implications down the road. The depreciation deduction can really add up over the years and significantly reduce your rental income taxes, so it's worth getting this right from the beginning!
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