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Real Estate Calculators

Vacancy Rate Calculator

Verified formula Updated Jun 2026 Private — runs on your device

Enter details
Verified formula Private

Vacancy rate

10.00%

Occupancy rate
90.00%

For general information only — not financial, tax, legal or medical advice. Verify before you rely on it.

How to use the Vacancy Rate Calculator

The Vacancy Rate Calculator works out your vacancy rate, along with 1 related figure in an instant. Enter vacant units and total units and the result updates as you type — it is free, needs no sign-up, and runs entirely in your browser so your figures stay private.

  1. Enter the vacant units.
  2. Enter the total units.
  3. Read off your vacancy rate, together with occupancy rate — the calculator updates automatically, with no button to press.

Formula

The Vacancy Rate Calculator uses the formula:

Vacancy rate = Vacant units ÷ Total units × 100

Worked example

For example, with vacant units of 2 and total units of 20, the vacancy rate is 10.00%.

Inputs used
Vacant units 2
Total units 20
Results
Vacancy rate 10.00%
Occupancy rate 90.00%

Results are estimates for educational use, not professional advice.

Frequently asked questions

Divide vacant units by total units and multiply by 100. 2 vacant of 20 is a 10% vacancy rate.

Lower is better for landlords. A few percent is healthy; very high rates signal weak demand or pricing.

Occupancy and vacancy add up to 100%. A 10% vacancy rate means 90% occupancy.

Yes. Use it for a single multi-unit building or across a whole portfolio of units.

Enter the vacant units. Enter the total units. Read off your vacancy rate, together with occupancy rate — the calculator updates automatically, with no button to press.

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