FREE TOOL

Event capacity & crowd-safety calculator

Enter your venue size and the type of crowd. Get the safe capacity, the density risk, your Martyn's Law tier, and a checklist tailored to your event — instantly, free.

The area the crowd can actually stand in — minus stages, bars and barriers.

SAFE CAPACITY
at 2 people/m² for this crowd type

This is a planning aid based on recognised crowd-density guidance, not a substitute for a professional crowd risk assessment or formal egress calculation. Always follow local regulations and a qualified safety advisor.