You send out invitations. People say yes. Then, three days before your event, five more people ask if they can come. Or the opposite happens: a handful of guests cancel, and you’re left wondering if you’ve ordered too much food.
If this sounds familiar, you’re not alone. Guest numbers rarely stay still right up until the big day, and it’s one of the most common worries we hear from people planning a party, wedding, or work function. So we thought it was worth explaining exactly what happens behind the scenes when your numbers shift, and why it’s far less stressful than most people expect.
It Happens More Than You’d Think
Changing guest counts aren’t a sign that you’ve planned badly. They’re just part of hosting an event. One catering industry report found that for events with open or informal invitations, businesses should expect a 10–30% drop-off rate between the number of people invited and the number who actually turn up (The Ultimate Guide to Calculating Guest Count for Catering Events). Even for events with formal RSVPs, that number rarely lands exactly where the invite list started.
Some caterers put the swing even higher. One long-running catering business tells clients to expect 20–30% of invited guests to say no and builds this into how they plan food quantities from the very first conversation (Kahn’s Catering). In other words, the number on your invitation list and the number of people who actually eat are almost never the same thing, and any caterer worth hiring should already know that.
It’s also worth knowing what a “typical” event looks like. A recent survey of catering businesses found that 44.1% of caterers say their average event size is between 51 and 100 guests (FLIP 2026 Catering Statistics). That’s the range most finger food menus, staffing plans, and packaging are built around, which is exactly why small changes in either direction are so manageable and why big changes need a proper plan rather than a guess.
Our Approach in Three Parts
1. We Ask for an Early Estimate, Not a Final Number
When you first book with us, we don’t need an exact headcount. We ask for a realistic estimate so we can start planning quantities, staffing, and equipment. We treat this number as a starting point, not a promise. This takes the pressure off you in the early stages of planning, when guest numbers are often still forming.
2. We Set a Simple Cut-Off Date
A few days before your event, we’ll check in and ask for your closest-to-final number. This isn’t about catching you out; it’s so we can order fresh ingredients and prep food without waste, while still leaving room for small adjustments. For finger food in particular, this works in your favour: most items are made in small batches, so we can scale portions up or down without redoing an entire menu plan.
3. We Build in Flexibility for the Final Days
Life doesn’t stop for a cut-off date. Guests get sick, plans change, and sometimes a friend brings a plus-one nobody mentioned. That’s why we always keep a buffer in our planning for last-minute movement, usually enough to absorb small increases without a fuss, and enough flexibility on the decrease side that you’re not paying for food nobody eats.
If your numbers change by a lot, say, doubling from 30 to 60, we’ll talk it through with you honestly. Bigger jumps need more lead time simply because of shopping, prep, and staffing, but we’d always rather have that conversation early than surprise you on the day.
Why Finger Food Makes This Easier
If you’re deciding between finger food and a sit-down meal, guest count flexibility is one of the quieter advantages finger food has going for it. Because the format is built around small, individual portions rather than plated meals, adjusting the quantity is a matter of scaling recipes, not reworking a seating plan or reprinting a menu. There’s no wasted plate if someone doesn’t show, and no scramble to set an extra place if someone does.
This is part of why finger food has become such a popular choice for events where numbers are genuinely uncertain, casual work functions, engagement parties, milestone birthdays, and anything with an open or rolling guest list.
What We Ask of You
We’re not expecting you to have a locked-in number the day you book us. What helps us the most is:
- An honest early estimate, even if it’s rough
- Let us know as soon as you’re aware of a likely change
- Getting us your closest-to-final number by the agreed cut-off date
The earlier we know about a change, the more options we have to accommodate it, extra prep time is always more useful than extra pressure on the day.
The Bottom Line
Guest numbers move. That’s normal, and it’s something we plan for on every single event, not just the ones where things go smoothly. Our process is built around a bit of buffer, a fair cut-off date, and honest communication in both directions. So if you’re worried that an uncertain guest list might be a problem, it isn’t, it’s simply something we already know how to handle. If you’ve got an event coming up and you’re not sure exactly how many people will be there yet, get in touch. That uncertainty is exactly the kind of thing we’re used to working with.
Delivery Sydney-Wide
We deliver delicious and affordable gourmet finger foods to areas right across Sydney, including:
