Short answer: a wedding guest list starts by pinning down two numbers — your budget and your venue capacity. Dividing your budget by the per-person cost gives the maximum you can invite; venue capacity caps it physically. Whichever is lower is the ceiling for your list. Splitting the list into an A (definite) and B (if space allows) list against that ceiling is the least stressful method. Here’s how to do it step by step.
1. Set the number first: budget and capacity
Guest count is the single biggest driver of your wedding budget, because most catering, venue and seating costs are per person. Work out a realistic per-person cost first, then divide your budget by it. Our wedding budget calculator makes this math easy.
- Find the ceiling: budget ÷ per-person cost = the maximum people you can invite.
- Compare with capacity: can the venue hold that number? Your list shouldn’t exceed whichever is smaller.
- Account for attendance: usually 75-85% of invitees attend. That rate drops for out-of-town and weekday weddings.
2. Split the list into logical groups
Instead of writing names on a blank page, break the list into categories so you forget no one and can see the balance:
- Immediate family: parents, siblings, grandparents, closest relatives.
- Extended family: aunts, uncles and cousins.
- Friends: your close circle and their partners.
- Work circle: colleagues you genuinely want there (not everyone — only those you’re truly close to).
- Parents’ guests: names your parents want to add — agree on a shared cap for this.
3. Rules that make “who to invite?” easier
A simple test: “Have we actually seen or spoken to this person in the past year?” If the answer is no, that name probably belongs on the B list. Setting one consistent rule and applying it to everyone — rather than deciding emotionally case by case — prevents most of the arguments that come up later.
Consistency is everything: set clear rules like “if we invite cousins, we invite all of them” or “if one colleague gets a +1, everyone does.” Whether children are invited (an adults-only wedding) and the plus-one rule (only engaged/married partners?) are the two most commonly skipped questions — settle them up front.
4. The A and B list method
If everyone you’d like to invite doesn’t fit the ceiling, split the list in two. The A list gets the first invitations; as people decline, you send invitations from the B list. For this to work, send invitations early and set a clear RSVP date.
5. Track RSVPs (and go digital with the invitation)
You only learn the final number through RSVPs, and catering and seating depend on it. Collecting confirmations on paper is hard — which is why most couples now use a QR-code digital invitation: guests confirm from their phone in one tap and you see it in a live list. When you build the seating chart, our seating plan and RSVP management guide makes it easier.
Your list is ready — but what about the photos?
Once you’ve decided who to invite, plan to collect the hundreds of photos those guests will take at the wedding too. A single QR code on the tables lets your guests upload their photos and videos to one album with no app download. See how it works and set up your album in minutes.
Conclusion
A good guest list starts not with guesswork but with two numbers: budget and capacity. Break the list into categories, set consistent rules, leave flexibility with the A/B method, and track RSVPs digitally. Once the number is settled, everything else — catering, seating, invitations — falls into place.