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Economic Occupancy Calculator
Economic occupancy = rent collected ÷ gross potential rent. It is the single best revenue metric because it captures everything — physical vacancy, concessions, loss to lease, credit loss, non-revenue units. Physical occupancy is vanity; economic occupancy is sanity.
Economic occupancy
86.1%
Physical occupancy
95.0%
Gap (physical − economic)
8.9%
Total revenue leak
$100,000
Physical vacancy loss
$36,000
Concession/credit/other loss
$64,000
How the math works
Physical occupancy counts occupied units. Economic occupancy counts collected rent as a share of gross potential. A 95% physically occupied property can leak to 88% economic occupancy through concessions, loss to lease, credit loss, and non-revenue units (employee, model, maintenance).
The gap (physical − economic) is the single best read on whether advertised occupancy actually turns into cash. Watch for large gaps — they reveal concession-heavy lease-ups and collection problems.
EveryCalc calculators are designed for fast, practical estimates with transparent inputs and no required account. We use plain formulas, visible assumptions, and related tools so visitors can check the result from more than one angle.
Results are informational only. For financial, tax, legal, medical, construction, or other high-impact decisions, verify the output against primary sources or a qualified professional.
Learn more about our review process on the EveryCalc methodology page.
How this calculator works
What this page estimates
This Economic Occupancy Calculator is built to give a quick, browser-based estimate for economic occupancy. Economic occupancy = rent collected ÷ gross potential rent. It is the single best revenue metric because it captures everything — physical vacancy, concessions, loss to lease, credit loss, non-revenue units. Physical occupancy is vanity; economic occupancy is sanity. The inputs stay on the page during normal use, and the result should be treated as an estimate for planning, comparison, or education rather than professional advice.
Calculation approach
The calculator applies the standard relationship implied by the inputs, then formats the answer so it can be checked and reused. For finance tools, the most important step is using consistent units, rates, time periods, and assumptions before comparing the result with another calculator or outside quote.
Example workflow
For example, start with a realistic value you already know, change one input at a time, and watch how the answer moves. That makes it easier to tell whether the result is being driven by the main amount, the rate, the time period, or a unit conversion.
Practical checks
- Use current, real-world numbers when the result affects money, health, tax, or legal decisions.
- Run a low, base, and high case when the inputs are estimates.
- Check the related calculators below when the next decision depends on a different assumption.
How to interpret the economic occupancy result
Best use
Use the result as a planning number for comparing payments, rates, returns, tax reserves, or cash-flow choices before you request a quote or make a commitment.
Cross-check
Compare the answer with the contract, lender estimate, tax form, brokerage statement, payroll record, or invoice that will control the real-world outcome.
Watch for
Do not rely on a single optimistic rate, return, or fee assumption. Money pages work best when you run low, base, and high cases and keep professional advice separate from the estimate.
This page belongs to the Finance calculator library, so the answer should be read in the context of the decision you are modeling rather than as a universal rule.
Before relying on this economic occupancy estimate
Most calculator mistakes come from the inputs, not the arithmetic. Use this short audit before you reuse the answer in a spreadsheet, quote, application, or important conversation.
Confirm source numbers
Match balances, rates, fees, taxes, income, and payment dates against the lender quote, payroll record, tax form, statement, invoice, or contract.
Separate cash flow from total cost
A lower monthly payment can still cost more over time if fees, interest, taxes, or a longer term are hidden in the structure.
Run conservative cases
Test at least one higher-cost or lower-return case before using the output for a purchase, refinance, investment, loan, or tax decision.
Rerun this page when the rate, price, term, fee, tax rule, income, expense, or expected holding period changes.
How to Use
- Enter gross potential rent (every unit at market rent, fully occupied).
- Enter rent actually collected from the last complete year.
- Enter physical occupied unit count and total unit count.
- Read economic occupancy, physical occupancy, and the revenue leak breakdown.
Frequently Asked Questions
Healthy gap size?
A 2-4% gap is normal. 5-8% suggests concession-heavy lease-ups or meaningful collection problems. 10%+ almost always signals a rent roll that will not hold up under ownership transition.
Should employee units count as vacant?
Physically no, economically yes. A rent-free employee unit is 100% economic vacancy — no rent collected. Include it in the leak analysis.
Why does the lender care?
Loans size off NOI, and NOI starts with EGI, which starts with economic occupancy. A physical 95% / economic 86% property gets underwritten at economic — not the marketing number.
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