Event Table Seating Planner
Calculate table count and unused seats for an event.
Your inputs
Calculation results
Formula & assumptions
Tables = ceiling((guests + reserved seats)/seats per table).
Values use the specified units. Calculations use floating-point arithmetic. Check input measurements and formula assumptions before applying the result.
Compare your scenarios
Save up to five results to compare changes side by side. Scenarios stay in this tab until you clear or reload it.
Using Event Table Seating Planner
Calculate table count and unused seats for an event.
- Enter guests, seats per table, reserved empty seats using the units printed under each field.
- Choose Calculate, or enable live updates. Review the result labels and formula assumptions.
- Save scenarios to compare up to five variations, then copy the report or download JSON or CSV.
Example
Guests: 85 guests Seats per table: 8 seats Reserved empty seats: 4 seats Tables needed: 12 Total seats: 96 Empty seats: 11
Questions & answers
What does Event Table Seating Planner calculate?
Calculate table count and unused seats for an event.
Which units should I enter?
Guests uses guests. Seats per table uses seats. Reserved empty seats uses seats. Convert values to these units before calculating.
Which formula does it use?
Tables = ceiling((guests + reserved seats)/seats per table).
What does the included example show?
Guests: 85 guests; Seats per table: 8 seats; Reserved empty seats: 4 seats. Result: Tables needed = 12; Total seats = 96; Empty seats = 11.
Can I compare different settings?
Yes. Save a scenario, change the inputs and save another result. Up to five scenarios are compared in this tab; they disappear when you reload or leave.
Can I export the calculation?
Copy the JSON report or download JSON and CSV with inputs, result labels and numeric values. Processing uses local JavaScript; no calculation request is sent to our server. Displayed values use up to 10 significant digits; exports retain JavaScript numeric precision.
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