Start the chart once most RSVPs are in. A plan built on maybes gets rebuilt over and over. Work back from the date your caterer needs the final headcount and meal choices, often two to three weeks before the wedding, and treat that as your real deadline.
Zola's 2026 survey puts the average guest count at 145 and The Knot's at 117. Even the lower figure means a dozen or more tables, which is why a method matters more than a good memory.
Round tables of eight to ten are the usual choice and make conversation easy. Long or banquet-style tables suit some venues but make it harder to talk to people at the far end. Settle the layout with your venue before you place a single guest, because it determines how many people fit and how many tables you need.
As a guide, 117 guests at tables of ten need about twelve tables, and 145 guests at tables of eight need about eighteen.
A traditional head table seats the wedding party in a row facing the room. A sweetheart table seats just the two of you, and many couples now prefer it, or a round table with the wedding party, because it avoids the divorced-parent puzzle altogether. If you use a head table, think about where parents and step-parents will sit and who should not be side by side.
Divorced or estranged relatives are normal and are easiest to handle by seating them at tables near each other, but not together, each with people they like. Put a couple of sociable, easygoing guests on any table with tension. Group guests by something they share: work, school, a hometown, or the same stage of life.
Decide your plus-one rule early and apply it to everyone. Exceptions are where most seating arguments begin. Seat children with their parents unless there are several of a similar age.
Record each guest's meal choice and dietary needs against their seat as you go, so your escort cards and the caterer's list match. MarryHQ's seating planner pulls dietary information from your guest list and lets you drag guests between tables.
Give the final chart to your venue and caterer by their deadline, print escort cards or the seating display a few days before, and keep a spare copy for the day. One late change is easy. Ten late changes are not.
Tasks, guests, budget, and suppliers in one place, free to start.