The ROI of a Cost Segregation Study: Is It Worth the Investment?

March 2026 · Stratum Cost Segregation

Measuring the Return on a Cost Segregation Study

Every tax strategy should be evaluated on its return on investment. Cost segregation is no exception. The good news is that for most qualifying properties, the ROI is among the highest of any tax planning tool available to real estate investors.

The calculation is straightforward: compare the cost of the study to the additional tax savings it generates beyond what standard straight-line depreciation would have provided. For most residential rental properties, the study pays for itself 5 to 15 times over in the first year alone.

A Concrete ROI Example

Consider a single-family rental property with a depreciable basis of $350,000. Under standard straight-line depreciation, the annual deduction is approximately $12,727. The cost of a professional cost segregation study is $3,000.

The study identifies $91,000 in assets that can be reclassified to 5-year and 15-year property. With bonus depreciation, the additional first-year deduction is roughly $70,000 above what straight-line would have provided. For an investor in the 35% marginal tax bracket, that $70,000 translates to $24,500 in additional tax savings in the first year.

The ROI: $24,500 in tax savings divided by $3,000 study cost equals an 8.2x return. That is an 817% return on investment in the first year. Few investments in any category offer that kind of return.

Factors That Affect Your ROI

Several factors influence the specific ROI for your property. Properties with higher depreciable bases yield larger absolute deductions. Properties with more reclassifiable components (furnished rentals, vacation homes, new construction) tend to have higher reclassification percentages. Your marginal tax rate determines how much each dollar of deduction saves you in taxes. Higher brackets mean higher savings.

The applicable bonus depreciation rate also matters. At higher rates, more of the reclassified assets are deducted in the first year. As the rate phases down, the first-year impact decreases, but the total lifetime depreciation remains the same, just spread over more years.

When the ROI May Not Justify the Study

There are situations where cost segregation may not make financial sense. Properties with very low depreciable bases (under $100,000) may not have enough reclassifiable components to justify the study cost. Investors in the lowest tax brackets receive less dollar benefit per deduction. Properties you plan to sell within a year or two may not benefit enough to offset the depreciation recapture on sale.

Stratum's free estimate process is designed to help you evaluate this before committing. If a study does not make sense for your property, we will tell you. Our goal is to ensure every client gets a positive ROI from their study.

The Bottom Line

For the vast majority of rental property investors with properties above the $150,000 depreciable basis threshold, a cost segregation study delivers an exceptional return on investment. The combination of accelerated depreciation, potential bonus depreciation, and the resulting tax savings makes it one of the most efficient uses of your tax planning budget. Stratum Cost Segregation provides transparent pricing and detailed estimates so you can evaluate the ROI for your specific situation before you commit.

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