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FinToolSuite
Updated May 14, 2026 · Real Estate · Educational use only ·

Commercial Property ROI Calculator

Commercial property yield.

Calculate commercial property ROI, cap rate, and cumulative NOI across a lease term using rental income, expenses, and vacancy assumptions.

What this tool does

This calculator models the financial output of a commercial property investment by computing two key metrics: capitalization rate (the annual yield relative to property price) and total net operating income across the lease term. The inputs—property price, annual rental income, operating expenses, vacancy rate assumption, and lease length—combine to show how much income the property generates after accounting for vacancies and costs. The cap rate illustrates the return on the capital invested; cumulative NOI illustrates total cash flow over the holding period. Results depend most heavily on rental income and the vacancy assumption. A typical scenario involves evaluating whether a property's income justifies its purchase price over a defined lease agreement. The calculator does not account for financing costs, tax implications, property appreciation, tenant turnover between leases, inflation, or maintenance surprises beyond stated annual expenses. Results are for illustration only.


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Formula Used
Annual rent
Vacancy %
Expenses
Price

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Disclaimer

Results are estimates for educational purposes only. They do not constitute financial advice. Consult a qualified professional before making financial decisions.

Commercial property ROI calculator measures yield on offices, retail, industrial properties. Cap rate = NOI / property price. Commercial typically 6-10% cap rate vs residential 3-5% - higher yields compensate for more variable demand and longer void periods. 1M industrial unit at 80k NOI = 8% cap rate.

Example: 1M property, 100k annual rent, 5% vacancy assumption, 15k expenses, 5-year lease. Effective rent 95k. NOI = 80k. Cap rate = 8%. Total NOI over 5 years = 400k. Strong cash flow vs residential. Trade-off: longer void periods (6-18 months between tenants common), specialist tenant marketing, tenant default risk concentration.

Commercial property types and typical cap rates: Office (/major cities): 4-6%. Office (regional): 6-9%. Retail (high street): 6-10%. Industrial/logistics: 5-8% (high demand from e-commerce). Multi-let industrial: 7-10%. Warehousing: 6-9%. Pubs/restaurants: 8-12%. Higher cap rate often signals higher risk - vacancy, tenant quality, maintenance burden. Long leases (5-10 years) preferred - reduce void risk and stabilise income.

Quick example

With property price of 1,000,000 and annual rent of 100,000 (plus annual operating expenses of 15,000 and vacancy rate of 5%), the result is 8.00%. Change any figure and watch the output shift — it's often more useful to see the pattern than to memorise the formula.

Which inputs matter most

You enter Property Price, Annual Rent, Annual Operating Expenses, Vacancy Rate %, and Lease Term (years). Not every input has equal weight. Adjusting one input at a time toward extreme values shows which ones move the result most.

What's happening under the hood

NOI = (rent × (1 - vacancy)) - expenses. Cap rate = NOI / price × 100. The formula is listed in full below. If the number looks off, you can retrace the calculation by hand — that's the point of showing the working.

Why investors run this

Most people's intuition for compounding is wrong — not because the math is hard, but because linear thinking doesn't account for curves. Running numbers through a calculator like this one is the cheapest way to recalibrate that intuition before making an irreversible decision about contribution rate, asset mix, or retirement age.

What this doesn't capture

Steady-rate math ignores real-world volatility. Actual returns are lumpy; sequence-of-returns risk matters most in drawdown; fees and taxes drag on compound growth; and behaviour changes in drawdowns can reduce outcomes below the projection. The number represents one scenario rather than a forecast.

Example Scenario

££1,000,000, ££100,000 rent, 5% vacancy = 8.00%.

Inputs

Property Price:£1,000,000
Annual Rent:£100,000
Annual Operating Expenses:£15,000
Vacancy Rate %:5
Lease Term (years):5
Expected Result8.00%

This example uses typical values for illustration. Adjust the inputs above to match a specific situation and see how the result changes.

Sources & Methodology

Methodology

This calculator computes capitalization rate by first determining net operating income. Annual rent is adjusted downward by the vacancy rate percentage to model rental income loss, then annual operating expenses are subtracted to arrive at net operating income. The capitalization rate is then calculated by dividing this net operating income by the property price and multiplying by 100 to express the result as a percentage. The model assumes a constant vacancy rate and stable operating expenses over the holding period. It does not account for property appreciation, financing costs, income taxes, transaction fees, future expense inflation, or variations in vacancy across different time periods. Capitalization rate reflects current yield only and should not be interpreted as a projection of future returns.

Frequently Asked Questions

Commercial vs residential yields?
Commercial: 6-10% cap rate typical. Residential: 3-5%. Higher commercial yield compensates for: longer void periods (6-18 months between tenants), tenant concentration risk, maintenance complexity, specialist marketing needed. Residential lower yield but more liquid and predictable cash flow.
Best commercial sectors?
Industrial/logistics: highest demand (e-commerce growth), 5-8% yields, long leases. Multi-let industrial estates: 7-10% yields, diversified tenant base. Office (post-COVID): variable - prime well-located OK, secondary stock struggling. Retail: declining (e-commerce), high yields but tenant failures common. Always research specific sector trends.
Lease structure considerations?
FRI (Full Repairing and Insuring) lease: tenant pays all repairs/insurance, common in commercial. Internal Repairing only: landlord covers exterior. Length: longer better (5-10 years standard, 15-25 years for prime industrial). Break clauses: tenant flexibility but landlord risk. Rent reviews (5-yearly typical) capture market growth.
Commercial vs residential management?
Commercial: less day-to-day management, longer leases, specialised legal/marketing. Residential: more frequent issues, shorter leases, easier to find tenants. Commercial requires expert advisors (commercial agents 10-15% letting fees, specialist solicitors). Residential easier for novice landlords. Match complexity to your expertise.

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