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Real Estate Cost Segregation: Which Properties Benefit Most

Not every building gets the same cost segregation benefit. See which property types typically reclassify the most and why.

Guide 6 of 35Cluster guide6 min readOctober 2026
Quick answer

Almost any income-producing building can benefit from cost segregation, but results vary by property type. Hotels, short-term rentals, restaurants, medical offices, and multifamily with lots of finishes and site work tend to reclassify the most. Plain warehouses and buildings with little site work tend to reclassify the least.

This content is not tax or financial advice for you. Please talk with a CPA to find what's right for your situation.

What makes one property better than another?

Cost segregation finds the parts of a building that wear out faster: finishes, equipment, and site improvements. So the more of those a property has, the bigger the benefit. Four factors matter most:

  • Finishes and fixtures. Flooring, cabinets, appliances, decorative lighting, and millwork all count as short-life property.
  • Site work. Parking lots, sidewalks, landscaping, fencing, and outdoor lighting are 15-year property.
  • Specialized equipment. Commercial kitchens, medical equipment wiring, and dedicated electrical for machines often qualify for shorter lives.
  • Building value. A bigger building basis means bigger dollar savings, even at the same percentage.

Typical results by property type

These ranges are rough industry rules of thumb. Your actual result depends on the specific building.

Property typeTypical short-life share of building costWhy
Short-term rentals (furnished)20%–40%Furniture, appliances, finishes, outdoor amenities
Hotels and motels25%–40%Furnishings, decor, specialty systems
Restaurants25%–40%Kitchen equipment, plumbing, electrical, decor
Medical and dental offices20%–35%Specialty wiring and plumbing, cabinetry
Multifamily apartments15%–35%Appliances, flooring, parking, amenities
Retail and strip centers15%–30%Parking lots, signage, store finishes
Office buildings10%–25%Finishes, site work, some electrical
Warehouses and industrial5%–20%Mostly shell, but paving and dock equipment help

Short-term rentals: a special case

Short-term rentals (STRs) get a lot of attention for two reasons:

  • They're often furnished, so a large share of the cost is 5-year property.
  • Different loss rules can apply. If the average guest stay is 7 days or less and you materially participate, the activity generally isn't treated as a "rental activity" under the passive loss rules. That can let the losses offset wages or other active income.

Also, an STR with average stays of 7 days or less is often treated as 39-year (nonresidential) property rather than 27.5-year residential property. That makes faster depreciation of the short-life parts even more valuable by comparison.

New construction and renovations

Cost segregation works especially well on:

  • New construction, because detailed construction cost records make allocations accurate.
  • Major renovations, because you can write off components you remove (a "partial asset disposition") and fast-track the new ones.
  • Tenant improvements in commercial buildings, which may qualify as 15-year qualified improvement property.

When the benefit is small

  • Buildings under roughly $300,000 in building value, where the study fee eats much of the savings
  • Properties you plan to sell very soon
  • Owners who can't use the losses because of passive activity limits

Frequently asked questions

Does cost segregation work on a single-family rental?
Often, yes, especially higher-value homes and furnished short-term rentals.
Can I use cost segregation on land I own?
No. Land isn't depreciable. But improvements to land, like paving and landscaping, are.
Does the age of the building matter?
Not much. Buildings of any age can be studied. What matters is your cost basis and how long you'll hold it.

See what your property may qualify for

Run our 2-minute STR Qualification Quiz or model your Low / Mid / High cost segregation range.

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This content is not tax or financial advice for you. Please talk with a CPA to find what's right for your situation.