About the Event Budget Calculator
Full event budget with venue, catering, staff and marketing, and the break-even ticket price.
Also known as: party budget calculator, conference budget, event cost planner, function budget.
How to use this calculator
- Enter attendees, venue hire, catering per head, staff costs and the other fields.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
total = fixed costs + per-head costs × attendees + contingency
Worked example
Using the values pre-filled in the calculator above:
- Attendees = 150
- Venue hire = 2,000
- Catering per head = 35
- Staff costs = 1,200
- Equipment and AV = 800
- Marketing = 500
- Other costs = 400
- Contingency = 10 %
the calculator returns:
- Total budget: 11,165
- Cost per attendee: 74.43
- Break-even ticket price: 74.43
- Fixed costs: 4,900