The cost approach is one method of real estate evaluation that an appraiser may use...

The cost approach is preferred for newer construction properties, as the appraiser would not need to make a subjective estimation of the accrued depreciation of the building.

The cost approach is typically used to appraise income-generating properties.

The cost approach is preferred for older construction properties, as calculating depreciation on them is fairly straightforward.

The cost approach is useful for the appraisal of property types for which sales and income data are scarce, such as industrial and special-purpose properties.