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Bed Occupancy Rate Calculator

Work out bed occupancy rate instantly with clear inputs, formula shown and shareable results.

About Bed Occupancy Rate Calculator

Divides occupied bed days by the available bed days in the period to give the occupancy rate, with the average number of beds free.

Formula

Bed occupancy

Occupancy (%) = occupied bed days / (available beds x days in period) x 100

Worked example

With the default values below, Bed Occupancy Rate Calculator returns Bed occupancy rate of 90.00%. Change any input above and every figure here is recalculated in your browser.

Inputs used

Available bedsaccepts 1–5,000
200
Occupied bed days in the periodaccepts 0–500,000
5,400
Days in the periodaccepts 1–366
30

Results

Bed occupancy rate
90.00%
Average beds occupied
180.0
Average beds free
20.0
Available bed days
6,000

Step by step

  1. 1Values used
  2. 2Bed occupancy
  3. 3Bed occupancy rate= 90.00
  4. 4Average beds occupied= 180.0
  5. 5Average beds free= 20.0
  6. 6Available bed days= 6,000

Assumptions and limits

  • The result is derived only from the 3 inputs listed above. Anything not among them is not part of the calculation.
  • In particular, this calculator does not take inflation, tax or fees or charges into account.
  • Figures are rounded for display to 2 decimal places, so totals built from several rounded parts can differ slightly from the unrounded arithmetic.
  • Educational estimate only. Not a substitute for professional clinical judgement, and must not be used to make treatment or dosing decisions.
  • This is an estimate for general information and not professional medical advice. See the full disclaimer for the limits that apply to this kind of calculator.

How these calculators are built and tested is described on the Methodology page. If a figure looks wrong, please report it.

Educational estimate only. Not a substitute for professional clinical judgement, and must not be used to make treatment or dosing decisions.

Frequently Asked Questions

What occupancy is considered safe?

Sustained occupancy above about 85% is widely associated with rising delays and infection risk.

Are day cases included?

Only if the local definition counts them; most bed day definitions use midnight census counts.

Related Calculators

Bed Occupancy Rate Calculator – Calculate Bed occupancy rate