Commercial Real Estate Cap Rate Calculator
Investment Summary
Net Operating Income (NOI)
Capitalization Rate
Understanding Cap Rate in Commercial Real Estate
The Capitalization Rate, or "Cap Rate," is the most fundamental metric used in commercial real estate to evaluate the profitability and return potential of an investment property. It represents the yield of a property over a one-year time horizon assuming the asset was purchased with cash.
The Cap Rate Formula
To calculate the cap rate manually, you use the following formula:
What Components Drive the Calculation?
- Net Operating Income (NOI): This is your gross rental income minus all necessary operating expenses (property taxes, insurance, repairs, property management). Note that NOI does not include mortgage interest or principal payments.
- Property Value: For a new acquisition, this is the purchase price. For an existing asset, this is the current appraised market value.
Real-World Example
Imagine you are looking at a retail strip mall listed for $2,500,000. The building generates $250,000 in annual rent. After paying for property taxes, landscaping, and insurance, your total expenses are $75,000.
- Calculate NOI: $250,000 – $75,000 = $175,000.
- Calculate Cap Rate: ($175,000 / $2,500,000) = 0.07.
- The Cap Rate is 7.0%.
Why Cap Rates Matter
Cap rates are essential for comparing two similar properties in the same market. A higher cap rate typically implies higher risk but also higher potential return. Conversely, a lower cap rate (often seen in "Class A" properties in major cities like NYC or San Francisco) indicates lower risk and higher stability.
Investors use this calculator to quickly filter deals. If the prevailing market cap rate for industrial warehouses in your area is 5%, and you find a listing at an 8% cap rate, it may be a "value-add" opportunity or it may signal underlying issues with the tenant or structure.
Limitations to Consider
While useful, the cap rate shouldn't be your only metric. It doesn't account for leverage (mortgage debt), future rent increases, capital expenditures (like a new roof), or tax implications. For a deeper analysis, investors should also calculate the Cash-on-Cash Return and the Internal Rate of Return (IRR).