Plan a wedding budget by category.
Total wedding cost
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Your breakdown
Updates live as you type| Line item | Cost |
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Where the money really goes
A wedding budget is mostly a story about two kinds of cost: one that scales with your guest count and one that does not. This calculator separates them on purpose. Catering is multiplied by the number of guests, because every additional plate, drink, and place setting has a real per-head price. Everything else, the venue, photography, attire, and the catch-all for flowers, music, and the rest, is entered as a fixed lump sum. Add them together and you get a total, plus a per-guest figure that tells you what each invitation is genuinely costing you.
According to The Knot's 2024 study, the average American wedding lands near $33,000, with a sprawling range from a few thousand dollars for an elopement to well past $200,000 at the luxury end. The single most reliable pattern across that whole range is that venue plus catering tends to eat roughly half of the total. If your draft budget has those two lines coming in well under half, you have probably underestimated one of them.
Catering scales, fixed costs do not
This split is the most useful lever you have. Cutting the guest list is the highest-impact move available to a couple trying to bring a number down, because it attacks the one cost that multiplies. Trimming 20 guests at $135 a head saves $2,700 instantly, and it often shrinks adjacent costs too, since a smaller headcount can mean a smaller venue, fewer centerpieces, and a smaller bar tab. Negotiating $500 off the photographer feels productive but moves the needle far less than rethinking who actually needs to be in the room.
Pricing out a 120-guest reception
Picture a 120-guest wedding at $135 per head for catering, a $10,000 venue, $4,000 for photography, $3,000 for attire and beauty, and $5,000 for flowers, music, and everything else. Catering comes to $16,200. Add the four fixed lines and the total is $38,200, which works out to about $318 per guest. Notice that catering alone is 42 percent of the budget, and venue plus catering together reach roughly 68 percent, right in line with the half-or-more rule of thumb.
The line items couples underestimate
The total this tool gives you is a strong skeleton, but a few costs habitually slip past first drafts. Service charge and gratuity from a caterer or venue can add 18 to 24 percent on top of the food quote, and it is easy to read the per-plate price as the final price when it is not. Sales tax applies to most of these services and varies by state and city. Vendor tips, postage for invitations, alterations, a day-of coordinator, and a rehearsal dinner rarely make the opening budget yet reliably appear. My standing advice is to hold back 10 to 15 percent of your total as a genuine contingency line rather than spending to the very edge of the number.
This estimator is built for couples in the early planning stage who want a believable target before they start collecting quotes, and for anyone testing how a change in guest count ripples through the total. Run it once with your dream list, then again after a realistic cut, and the per-guest figure will show you exactly what each name is worth in dollars.
How much should I put down in deposits up front?
Most venues and major vendors ask for a 25 to 50 percent deposit to hold a date, with the balance due in the final weeks. On a $38,200 wedding that can mean $10,000 to $15,000 committed long before the day, so build your savings timeline around the deposit schedule, not just the final total.
Is it cheaper to go off-season or midweek?
Usually, and the savings are real. Booking a Friday, Sunday, or any date outside the May-through-October peak can cut venue and vendor pricing by 20 to 30 percent. If your total feels high, shifting the date is often a larger lever than trimming individual line items.