Wedding Budget Calculator

See exactly where your wedding money should go. Enter a total budget and your guest count, then press Calculate for a category-by-category breakdown and the cost per guest.

Written by TopicDrill Editorial Team·Updated June 2026

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Your wedding plan

Enter a budget and guest count, then press Calculate.

$
Venue & catering40%$12,000
Photography & video12%$3,600
Attire & beauty8%$2,400
Flowers & decor10%$3,000
Music & entertainment8%$2,400
Rings & stationery7%$2,100
Cake & favors3%$900
Planning & extras12%$3,600

Cost per guest

$250

Total budget$30,000
Guests120
Biggest line (venue & catering)$12,000

Where the budget goes

$30.0ktotal budget
Venue & catering$12.0k
Photography & video$3.6k
Attire & beauty$2.4k
Flowers & decor$3.0k
Music & entertainment$2.4k
Rings & stationery$2.1k
Cake & favors$900
Planning & extras$3.6k

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How the wedding budget calculator works

The tool takes your overall budget and divides it across the categories most weddings spend on, using a typical share for each. Venue and catering claim the biggest portion because they scale with the number of guests, while items like rings, stationery and the cake take much smaller slices. The donut chart shows those proportions at a glance.

Alongside the breakdown, the calculator reports the cost per guest, which is simply the total budget divided by everyone you invite. That single number is the fastest way to judge whether your plans and your wallet are in step.

A quick example

Picture a 30,000 dollar budget for 120 guests. The split puts about 12,000 dollars toward venue and catering, roughly 3,600 dollars on photography and video, and around 3,000 dollars on flowers and decor, with the rest spread across music, attire, rings, the cake and a planning buffer. The cost per guest works out to about 250 dollars.

Things to keep in mind

These shares are a starting point, not a rule. Priorities differ, so feel free to shift money toward what matters most to you and away from what does not. For broader planning ideas and real-world price ranges, see the wedding budget basics from The Knot. If you are saving toward the day rather than spending it, our savings goal calculator can map out the monthly amount.

Frequently asked questions

How is a wedding budget usually broken down?

The single largest slice is venue and catering, which commonly takes around 40 percent of the total because it scales with the guest count. Photography and video, flowers and decor, entertainment, attire, rings and stationery, and planning each take a smaller share. This calculator applies a widely used split so you can see roughly what to set aside for every part.

Why does venue and catering cost so much per person?

Most reception venues price food and drink on a per-head basis, so every extra guest adds a plate, a place setting and a share of the bar. That is why trimming the guest list is the most powerful way to lower a wedding bill. Halving the guests does not halve the photographer or the rings, but it can come close to halving the catering line.

What is the cost per guest, and why does it matter?

Cost per guest is the total budget divided by the number of people you invite. It is a quick reality check: if the figure feels high for your area, you can either raise the budget, cut the list, or choose a less expensive venue and menu. Tracking it stops the guest list from quietly inflating every other cost.

Should I keep money aside for surprises?

Yes. Couples routinely run into costs they did not plan for, such as vendor gratuities, alterations, overtime, delivery fees and weather contingencies. Many planners suggest holding back around five to ten percent of the budget as a buffer. The planning and extras category in this breakdown is a sensible place to park that cushion.

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