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How a wedding budget changes at 25, 50, 100 and 200 guests, which costs grow with every guest, which stay fixed, and how to model your own numbers.
A wedding budget doesn't grow in a straight line with the guest list. Food, drink, rentals and stationery rise with every guest, but the photographer, attire, music and officiant cost about the same at 25 guests as at 200. So doubling your guest count usually less than doubles the total, while the cost per guest falls as the list grows. The worked examples below use illustrative prices; swap in your own local quotes.
Which wedding costs grow with the guest list: Catering, usually per person, Venue size and minimum spend, Photography and video; Bar and drinks, Tables, centrepieces and linens, Attire, rings, hair and makeup; Chairs and place settings, Staff numbers, DJ or band; Invitations and postage, per household, Cake size, Officiant and licence; Favours and escort cards, Transport for guests, Planner fee, in many cases.
To show the shape of the curve, we held every price constant and changed only the guest count. The prices are our illustrative assumptions, not averages: $80 per person for food, $30 for drinks, $20 for rentals and stationery, and $12,000 of fixed costs (photography, attire, music, officiant and a modest venue fee). Real weddings rarely hold everything constant; a bigger list often means a bigger venue too.
25 guests. Restaurants, private dining rooms and homes become possible, and many don't charge a separate venue fee. One long table can replace rounds. Fixed costs dominate, so the photographer and outfits will be a large share of the total. How to plan a micro wedding covers this size in detail.
The per-person figures above are placeholders because local prices differ a lot. The US Bureau of Economic Analysis found overall 2024 price levels ranged from 86.9 in Arkansas to 110.7 in California, against a national 100, in its regional price parities. Those are general prices rather than wedding prices, but catering labour and venue rent follow the same pattern. Get two or three per-person quotes in your own area before you trust any per-guest number.
Get a per-person catering and bar price that includes service charges and tax. Hidden wedding costs explains why the headline price is rarely the final one. Add per-person rentals and stationery, and remember invitations go per household, not per guest. List your fixed costs from real quotes. Run the numbers at two or three guest counts. The gap between them is what each extra group of guests really costs. Plan for who actually comes. Not every invited guest attends; see what percentage of wedding guests attend, or estimate it below.
It depends on local catering prices more than anything. In our illustrative model, with $130 per guest in scaling costs and $12,000 of fixed costs, 100 guests came to $25,000. Replace those figures with your own quotes.
The total is usually lower, but the cost per guest is higher, because fixed costs like photography and attire are shared among fewer people.
Roughly your per-person catering, bar, rental and stationery cost, plus occasional step costs such as an extra table or a bigger room. It is less than your average cost per guest, because fixed costs don't grow.
Budget for your full invite list until RSVPs come in, then adjust. Check your catering contract for when the final count is due.
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