Volunteer Benefits Calculator

Use the Volunteer Benefits Calculator to find out what your volunteers are really worth to your organisation

Your volunteering is worth more to WA than you think.

How are you estimating volunteer hours?

Weekly Monthly Yearly

Annual volunteer replacement cost: $0.00

Using the calculator

Enter the number of hours all volunteers work in your organisation by age cohort. If you are unsure of a volunteer’s age, enter their hours in the relevant “all ages” row.


*The replacement cost of a volunteer is calculated using the average hourly part-time wage of a person of their age in their State of residence, plus 15% employer on-costs (inclusive of superannuation, payroll tax and administration expenses).

The calculator uses the hourly rates as per the following table: 

Age cohort


15 to 25 years


25 to 34 years


35 to 44 years


45 to 54 years


55 to 64 years


65 years and over


All ages