Land appraisal for cost segregation study?

Question

I am having a cost segregation study done and my accountant suggested that I get an appraisal to see if the land value of 45% (of the total value of the property) that the county came up with is accurate. We have a 1200 sq ft cabin STR overlooking the French broad river sitting on 32 acres. i'm wondering if it's really worth doing and if so, who would be the right person to contact about getting an appraisal. I spoke with one appraiser who didn't know what a cost, segregation study was. Any suggestions and/or advice would be much appreciated.

Thanks,

John

Thanks,

John

G. Brian Davis · Answer

An appraisal can be worth it if the county’s 45% land allocation seems high, because land isn’t depreciable and an inflated land value reduces your cost-seg benefit. With 32 acres and a small cabin, the county might indeed be overestimating land vs improvements.

You don’t need an appraiser who knows cost seg you just need a certified real estate appraiser who can provide a land vs improvements allocation in their report. That’s standard work for them. Give the appraiser the property details and ask for a “restricted-use appraisal with land/improvement allocation.” Your cost-seg firm and CPA can use that number directly.

If the county value feels off and the depreciation benefits are meaningful, the appraisal usually pays for itself.

Carini Rochester · Answer

It sounds like you have a large (32 acre) lot with a small house. The great location also makes the land valuable. In that scenario you could likely have a case where the land is worth a rather large percentage of the total value of the improved property. The 45% makes sense to me.

Jason Malabute · Answer

From a tax standpoint, land value is critical for cost segregation because land is not depreciable, so a higher land allocation directly limits how much basis can be accelerated. County assessments often assign a large portion of value to land—especially for properties with significant acreage and modest improvements—but those valuations are designed for property tax purposes, not depreciation accuracy, and the two don’t always align. If there’s a reasonable case that the land allocation is overstated, a formal appraisal can support a different split between land and improvements as of the placed-in-service date. This does not require an appraiser who specializes in cost segregation, only a certified real estate appraiser capable of performing a purchase price allocation or retrospective appraisal. In practice, a reputable cost segregation firm can usually advise whether the potential increase in depreciable basis justifies the additional cost of obtaining an appraisal.

Sean Graham · Answer

Hi John, owner of Maven Cost Segregation here. A 45% land allocation for a 1,200 sq. ft. STR cabin, even on 32 acres, warrants close review, as this significantly impacts your depreciable basis.

A reputable cost segregation firm has established methodologies to accurately determine land value, often using assessor data, market comps, or land-to-building ratios, without automatically requiring a separate, costly appraisal.

Discuss directly with your cost segregation provider how they plan to allocate land. If they genuinely believe an appraisal is necessary due to the acreage or unique property specifics, they should recommend an appraiser experienced in valuing unimproved land for income-producing properties, to maximize your depreciable assets efficiently.Hope that helps!

Bill B. · Answer

What’s the plan if you have the study done and it turns out it’s 60% land or 70%? “Forget” you had the study done and use the county’s 45% hoping the IRS never comes after you? What’s the dream outcome? 35% 40%? Are you fighting over 5-10%

I know multiple waterfront properties, even with less than 1/4 of an acre where the land would literally be worth more without the house. Every single time you see someone tear down a house and build something new. The land was worth the purchase price plus the cost of tear down to get to bare land.

Now if your house is massive, it’s in great shape, and the land is worthless you might have leg to stand on. Look for some local land sales and see if they’re giving it away. If you have a local realtor you could get a BPO for the entire property and one for the house on the minimum size lot. (.5-3 acres?) good luck.

Sagiv O. · Answer

Brian's advice is spot on. With 32 acres and a small cabin, 45% land allocation actually sounds reasonable, maybe even conservative. Waterfront mountain property in Western NC has significant land value, especially with that much acreage and a desirable location.

Before paying for an appraisal, run the numbers with your cost seg company to see if it's worth it. If your total property value is say $500k, moving from 45% to 35% land would only give you an extra $50k in depreciable basis. Even with cost seg reclassifying 25% of that, you're looking at maybe $12k in additional accelerated depreciation. That might save you $3-5k in taxes, so an appraisal at $600-800 could be worth it if you can actually use the losses.

The bigger question is whether you meet the STR material participation requirements to use these losses immediately. If you do, then yes, get the appraisal. If not, you're just deferring the benefit anyway.

Ashish Acharya · Answer

@John Dzubay, A little late to this one, sorry about that, but Brian was spot on! And this is a good question!

From a tax perspective, land value matters a lot for cost segregation because land is not depreciable (like someone mentioned above). If the county is saying 45 percent land, that directly reduces how much basis you can depreciate and cost seg can accelerate. Counties often overallocate to land, especially on large acreage with modest improvements, but that doesn’t automatically make them wrong.

An appraisal can absolutely help if there’s a reasonable argument that the land percentage is overstated. With a 1,200 sq ft cabin on 32 acres overlooking a river, the land value may still be high, but counties tend to value for property tax purposes, not depreciation accuracy. Those two don’t always line up.

You don’t need an appraiser who understands cost segregation. You need a certified real estate appraiser who can do a purchase price allocation or retrospective appraisal breaking out land versus improvements as of the placed-in-service date. That report is what supports a different allocation if the IRS ever asks.

A good cost seg firm will usually tell you whether an appraisal is worth the extra cost before you do it. If the upside is small, it may not be worth it. If it meaningfully increases depreciable basis, it often is.

So the short answer. Yes, it can be worth doing. Just make sure the math supports it and work with an appraiser experienced in investment properties, not someone trying to value it for resale. Also, make sure you are working with a reputable cost seg company and a CPA who actually knows how to apply it. We've seen these go wrong in the past.

Good luck, and happy to connect.

Henry Clark · Answer

OP.  Is it worth it.   Your question.

1.   Are you qualified to take it?

2.  When did you buy and put into STR usage?

3.  County valuation has no meaning in this instance.

4.  Did you use for personal use relative to are usage?

5.  If you owned it before 2025 when did you buy?

6.  1,200 square foot cabin.  Let’s say $200 per sqft or $240,000

7.  Let’s say 40% meets qualifications or $96,000.  Can you use this to offset other income?

8.  Do you plan to sell within the next x years?

9.   This is a Loan.   Is it worth it to you?

10.  What will be the cost of the study versus the benefit?

I would work your way thru the above before deciding if you want to do.

Rohullah Sharifi · Answer

You  cannot depreciate land!

Natalie Kolodij · Answer

OB3 made 100% Bonus reinstated permanently as of now for assets purchased and in service after 1/19/2025

Land appraisal for cost segregation study?

Most Popular Reply