Average Wedding Size: How Many Guests Should You Expect?

If you’re scrolling through wedding blogs, you’ll see a lot of pictures of huge banquets and tiny backyard affairs. It can feel impossible to tell what a "normal" wedding looks like. The truth is that the average wedding size sits somewhere in the middle – usually around 120 to 130 guests. Knowing this number helps you choose a venue, set a budget, and keep the guest list realistic.

What the Numbers Say

Recent surveys of UK couples show the median guest count at about 120. That means half of couples invite fewer than 120 people, and half invite more. In rural areas like the Cotswolds, you’ll often see a slightly higher average – around 130 – because families tend to be bigger and there’s more room for guests. City weddings, especially in London, can dip down to 80‑90 guests simply because space and cost are tighter.

These figures also shift with style. A formal church ceremony followed by a sit‑down dinner usually pulls the number up. A casual garden party or a micro‑wedding can sit comfortably under 50. So while 120‑130 is a good baseline, your own average will depend on the vibe you’re after.

How to Use the Average When Planning

Start by writing down the people you absolutely must have – immediate family, best friends, wedding party. That core group often makes up 30‑40 guests. From there, add extended family and colleagues. If your list is creeping past 150, ask yourself if the venue can handle it and whether your budget can stretch to cover extra meals, drinks, and seating.

When you know your target number, you can narrow down venues fast. Most venues list their capacity, so a space that holds 150 will feel cramped with 200 guests but perfect for 120. It also helps you estimate food costs – caterers typically charge per plate, so a clearer headcount avoids surprise fees.

Another practical tip: set an early RSVP deadline, usually three weeks after the invitation is sent. This gives you time to confirm the final guest count with vendors and make any necessary cuts. If you get a lot of "maybe" responses, consider a waiting list to fill any spots that open up.

Finally, remember that the average is just a guide. If you’re planning an intimate elopement or a big celebration with every cousin, go with what feels right for you. The goal is a day that feels comfortable for you and your guests, not a number you force yourself to meet.

Bottom line: aim for about 120‑130 guests as a starting point, adjust for location and style, and let the numbers shape your venue and budget decisions. With that framework, you’ll spend less time guessing and more time enjoying the planning journey.