Skip to content
Free Venue Planning Tool

Venue Capacity Calculator

Enter your room dimensions and setup style to see how many people fit. Accounts for stage areas and A/V equipment. Calculates capacity for all six major seating arrangements.

No signup required. Results calculated in your browser.

Calculate venue capacity

Enter your room dimensions and setup preferences to see how many people fit.

Length of the room in feet

Width of the room in feet

Square Footage per Person by Setup Style

Different seating arrangements require different amounts of space per person. Use these industry-standard guidelines to plan your layout.

Setup StyleSq Ft / PersonBest For
Theater6 sq ftKeynotes, presentations
Cocktail5 sq ftNetworking, receptions
Banquet12 sq ftSeated dinners, galas
Classroom18 sq ftTraining, workshops
Boardroom25 sq ftExecutive meetings
U-Shape30 sq ftInteractive sessions

Planning Your Venue Layout

Account for non-seating areas

Stages typically require 12-24 feet of depth across the room width. A/V control areas need 100-300 square feet. Subtract these from your total space before calculating seating capacity.

Aisle and accessibility space

Allow 3-4 feet for aisles between seating sections and ensure ADA-compliant wheelchair spaces. A 20% capacity buffer is recommended for comfortable movement and emergency egress.

Fire code compliance

Local fire codes often set maximum occupancy lower than theoretical capacity. Always verify with your venue and local fire marshal. General guideline: 15 sq ft per person minimum for standing events.

All six setup styles

See capacity for theater, classroom, banquet, cocktail, boardroom, and U-shape layouts side by side.

Stage & A/V deductions

Optionally subtract stage area and A/V control space from your usable square footage for accurate results.

Instant comparison

Compare capacities across all seating styles at once to find the optimal layout for your event.

Frequently Asked Questions

How many square feet per person for a standing event?
For cocktail-style standing events, plan for 5-6 square feet per person. If guests will be seated at high-top tables, increase to 8-10 square feet per person to account for table space and circulation.
What setup style holds the most people?
Cocktail (standing) holds the most people at roughly 5 sq ft per person, followed by theater seating at 6 sq ft per person. Classroom and banquet setups require significantly more space per person due to tables.
How do I account for a stage in my venue capacity?
Measure the stage dimensions (depth x width) and subtract that area from your total room square footage. A typical conference stage is 12-20 feet deep and spans 60-80% of the room width. Calculate capacity using the remaining usable space.

Find the perfect venue for your event

Join thousands of event organizers who plan and manage events with EventKit.