Buying an STR for Tax Benefits: How to Select a Property That Maximizes Cost Segregation
Not every STR purchase delivers the same cost segregation benefit. Two properties at the same price point can have wildly different depreciation profiles depending on their construction type, amenity package, and land-to-improvement ratio. Understanding these factors before you buy can meaningfully increase your total deduction — without changing your purchase price.
Features That Maximize Cost Segregation
The features that command rental premiums also tend to be the best cost segregation assets. That's not a coincidence — guests pay more for hot tubs, pools, game rooms, and outdoor kitchens because these amenities create memorable experiences. The IRS treats these same amenities as personal property or land improvements — both depreciate faster than the building structure.
| Feature | Cost Seg Benefit | Bonus Eligible | Typical Value |
|---|---|---|---|
| Pool + hot tub combo | High | Yes (15-yr) | $50K–$120K |
| Outdoor kitchen / BBQ | High | Yes (15-yr) | $15K–$60K |
| Game room (furnished) | High | Yes (5-yr) | $20K–$60K |
| Home theater | High | Yes (5-yr) | $15K–$50K |
| Sauna or steam room | Medium-High | Yes (5–7-yr) | $15K–$40K |
| EV charger (exterior) | Medium | Yes (15-yr) | $5K–$15K |
| Extensive landscaping | Medium | Yes (15-yr) | $20K–$80K |
| Multiple HVAC zones | Medium | Yes (5-yr) | $10K–$30K |
| Covered outdoor living space | Medium | Yes (15-yr) | $25K–$60K |
| High-end furnishings (included) | High | Yes (5-yr) | $30K–$100K |
The Land-to-Improvement Ratio: A Critical Factor
Land is never depreciable. The more of your purchase price that represents land value, the smaller your reclassifiable improvement basis. Waterfront properties in high-demand markets (Malibu, Key West, Lake Tahoe) can have 50–70% of total value in land — dramatically reducing the depreciable base relative to purchase price. Properties in inland resort markets or developments with strong improvement value (cabins, new construction) often have better land-to-improvement splits.
Before buying, request the current property tax assessment card (available from the county assessor). Most show separate land and improvement values. While these aren't binding for cost segregation, they give you a reasonable proxy for the land-to-improvement split — and can inform your purchase decision.
Markets With Favorable Cost Segregation Profiles
Markets that combine moderate land values with high improvement quality tend to deliver the best cost segregation results. Inland mountain markets (Gatlinburg, Breckenridge, Blue Ridge) often have better improvement-to-land ratios than oceanfront markets. New-development resort communities (Smoky Mountain resorts, Hill Country developments in Texas) frequently feature amenity packages that drive high reclassification percentages.
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