Real Estate Tax Calc
Depreciation shelters cash flow
The signature benefit is depreciation — a non-cash deduction that lets you write off the building over 27.5 years (residential). It often shelters much or all of your positive cash flow, so you collect rent while reporting little or no taxable income.
Deductible expenses
Nearly every cost of operating a rental is deductible: mortgage interest, property tax, insurance, repairs, management, travel, and professional fees. A cost segregation study can accelerate depreciation further by reclassifying parts of the building into short-life assets.
Deferral and favorable rates
When you sell, a 1031 exchange can defer the tax by rolling into another property. If you do sell and pay, long-held gains are taxed at lower long-term capital gains rates — though the depreciation portion faces recapture at up to 25%.
A worked example: how depreciation shelters your rent
Suppose you buy a single-family rental for $375,000, of which the land is worth $75,000 and the building $300,000. Residential rental property depreciates straight-line over 27.5 years, so annual depreciation is $300,000 ÷ 27.5 = $10,909. Now say the property collects $30,000 of rent and has $18,000 of cash operating costs and mortgage interest, leaving $12,000 of pre-depreciation profit. Subtracting the $10,909 depreciation deduction drops your taxable rental income to just $1,091 — even though roughly $12,000 of cash landed in your pocket. That gap between economic cash flow and taxable income is the heart of real estate's tax advantage. Land is never depreciable, which is exactly why the split between land and building on your purchase matters so much.
The Section 199A (QBI) deduction
Rental owners whose activity rises to the level of a trade or business may deduct up to 20% of qualified business income under Section 199A. The IRS offers a safe harbor (Revenue Procedure 2019-38) under which a rental enterprise qualifies if you keep separate books and perform at least 250 hours of rental services per year, with contemporaneous records. Even outside the safe harbor, many landlords qualify on the facts. The deduction is figured on Form 8995 or 8995-A and reduces taxable income without reducing your basis or triggering self-employment tax. Above certain income thresholds, wage-and-property limitations phase in, so higher-income owners should model it carefully rather than assume the full 20%.
The $25,000 passive loss allowance and real estate professional status
By default, rental real estate is a passive activity under Section 469, so paper losses generally offset only passive income. Two exceptions matter. First, if you actively participate — making management decisions like approving tenants and setting rents — you can deduct up to $25,000 of rental losses against ordinary income such as wages; that allowance phases out between $100,000 and $150,000 of modified adjusted gross income. Second, if you qualify as a real estate professional (more than 750 hours and more than half your working time in real property trades, plus material participation), your rental losses become non-passive and fully deductible. Losses you cannot use aren't lost — they carry forward indefinitely as suspended passive losses.
Deferral, step-up, and “swap till you drop”
Real estate lets you defer tax almost indefinitely. A 1031 like-kind exchange rolls the gain and depreciation recapture from a sold property into a replacement, provided you identify a replacement within 45 days and close within 180 days through a qualified intermediary. You can chain exchanges for decades. The payoff comes at death: heirs receive a stepped-up basis equal to the property's fair market value on the date of death under Section 1014, which permanently erases the deferred capital gain and all accumulated depreciation recapture. The combination — exchange during life, step-up at death — is why investors describe the strategy as “swap till you drop.”
Cost segregation and bonus depreciation
A cost segregation study uses an engineering analysis to reclassify parts of a building — flooring, cabinetry, specialized electrical, and land improvements like paving and landscaping — into 5-, 7-, and 15-year property instead of the default 27.5-year life. Those shorter-life assets can be written off far faster, and when bonus depreciation is available they may be largely deducted in the first year. Bonus depreciation percentages are set by Congress and have changed repeatedly, so confirm the current-year rate before relying on it. The trade-off is larger depreciation recapture later, so cost segregation works best when you plan to hold long term, exchange under Section 1031, or expect a future step-up in basis.
Common mistakes and planning tips
A few errors quietly erode these benefits. Allocating too little basis to the building (or none to land) misstates depreciation. Forgetting that depreciation is “allowed or allowable” means the IRS will recapture it at sale whether or not you actually claimed it — so always take it. Failing to track suspended passive losses can cost you a deduction you're entitled to release when you sell. And mixing personal and rental use can trigger the vacation-home limits and shrink your deductions. Keep contemporaneous records, file Schedule E every year, and revisit your entity structure and exchange strategy as the portfolio grows.
How rental income is reported each year
You report rental activity on Schedule E of Form 1040. Gross rents go on one line; deductible expenses — mortgage interest, taxes, insurance, repairs, management, utilities, and the like — are itemized below, and depreciation is computed on Form 4562 and carried to Schedule E. The net result, positive or negative (subject to the passive loss rules), flows to your 1040. Each property gets its own column, so a multi-property owner can see which ones make money on paper and which throw off deductible losses. Keeping a clean set of books per property makes this filing straightforward and supports every deduction if the return is ever examined.
The 3.8% Net Investment Income Tax
Higher-income landlords may owe the Net Investment Income Tax (NIIT) — an extra 3.8% on net investment income, which generally includes passive rental income, once modified adjusted gross income exceeds $200,000 (single) or $250,000 (married filing jointly). These thresholds are not indexed for inflation, so they catch more taxpayers over time. Rental income that is part of a trade or business in which you materially participate — for example, as a qualifying real estate professional — can be excluded from NIIT. For many investors, though, ordinary rental income is subject to it, so factor the 3.8% into your after-tax return alongside regular income tax.
Depreciation recapture: the benefit that reverses at sale
Depreciation is a deferral, not a permanent exemption. When you sell, the depreciation you claimed is “recaptured” as unrecaptured Section 1250 gain, taxed at a federal rate of up to 25% — higher than the 0/15/20% long-term capital gains rates that apply to the rest of the gain. That is still often a good trade: you deducted depreciation against ordinary-rate income while holding, and pay a capped 25% later. And recapture disappears entirely if you defer through a 1031 exchange or hold until death for a step-up in basis. Knowing the recapture bill is coming lets you plan the exit rather than be surprised by it.
State income tax matters too
Federal rules get most of the attention, but state taxation can swing your after-tax return. A handful of states levy no personal income tax, which boosts the value of rental cash flow there. Where you owe tax, you generally file in the state where the property sits, even as a nonresident, and then reconcile on your home-state return via a credit for taxes paid elsewhere. States also differ on depreciation conformity — some decouple from federal bonus depreciation, so your state depreciation schedule can differ from the federal one. Check the rules for both the property's state and your resident state before projecting returns.
Converting a home to a rental
Turning a former residence into a rental unlocks these benefits but has its own rules. Your depreciable basis becomes the lesser of your adjusted cost basis or the property's fair market value at the date of conversion, and depreciation starts from that point. If you had lived in the home, you may still be able to combine the Section 121 exclusion (up to $250,000 of gain, or $500,000 married filing jointly) with a later sale if you meet the two-of-five-year use test — though periods of rental use after 2008 can create “nonqualified use” that limits the exclusion. Careful timing of the conversion and eventual sale can preserve a large chunk of tax-free gain.
Frequently asked questions
What is the biggest rental tax benefit?
Depreciation, because it shelters cash flow with a deduction that costs you nothing out of pocket.
Can I defer tax when I sell?
Yes, a 1031 exchange defers capital gains and recapture if you reinvest in like-kind property within the deadlines.
Are rental profits taxed at capital gains rates?
Ongoing rental income is taxed at ordinary rates; only the gain on sale of a long-held property gets long-term capital gains rates.
Is claiming depreciation optional?
No. Depreciation is treated as “allowed or allowable,” meaning the IRS reduces your basis — and charges recapture at sale — for the depreciation you could have taken, even if you skipped it. Always claim it.
Do I owe self-employment tax on rental income?
Generally no. Ordinary rental income isn't subject to the 15.3% self-employment tax, though short-term rentals with substantial services, or a dealer classification, can be treated differently.
What happens to losses I can't use this year?
Suspended passive losses carry forward indefinitely. They can offset future passive income or be released in full when you dispose of the property in a fully taxable sale.
Does a 1031 exchange erase depreciation recapture or just defer it?
It defers both the capital gain and the depreciation recapture into the replacement property. The recapture isn't forgiven — it carries over — but it can be deferred indefinitely through successive exchanges and wiped out entirely by a step-up in basis at death.
Sources
- IRS — Like-Kind Exchanges (Real Estate Tax Tips)
- IRS — About Form 8824
- IRS Publication 946 — How to Depreciate Property
Educational information and estimates only. Not tax advice. Tax rules change and vary by situation; consult a qualified tax professional before acting.