free planning tool
Wedding Budget Calculator
Adjust your total budget, guest count, state, and wedding month. Get a recommended allocation across every category — instantly.
How to set a wedding budget (start with the median, not the average)
The headline numbers mislead: the national average wedding cost is about $34,200 in 2026, but the median couple spends closer to $18,231. Averages skew high because a small share of very expensive weddings drags the mean up — most couples spend far less than the headlines suggest, and a budget anchored to the average often buys stress, not a better wedding. Start from what you can spend without debt, sanity-check it against your state's real figures on our state-by-state wedding cost pages, and let the guest list be the variable that flexes.
State and season move the same wedding by a lot. New Jersey and Hawaii average over $49,000 while Wisconsin and Utah run closer to $19,000–$25,000, and peak-season (June–October) vendors carry premiums of roughly 10–20% over off-season rates. The calculator adjusts for both.
What couples actually spend by category
For calibration, here's the reported national average spend per category from The Knot 2026 Real Weddings Study, against the $34,200 average total. Categories overlap and not every couple buys every line, so the raw figures don't sum neatly to 100% — treat them as market prices, not a budget template.
| Category | National average | Share of avg. total |
|---|---|---|
| Venue | $12,900 | 38% |
| Catering & bar | $9,360 | 27% |
| Photography | $3,000 | 9% |
| Videography | $2,300 | 7% |
| Florals | $2,800 | 8% |
| Music & entertainment | $1,800 | 5% |
| Attire & accessories | $2,100 | 6% |
| Hair & beauty | $300 | 1% |
| Invitations & stationery | $510 | 1% |
| Cake & desserts | $540 | 2% |
| Rentals & decor | $2,000 | 6% |
| Planner/coordinator | $2,100 | 6% |
| Transportation | $1,100 | 3% |
Some figures cover a narrower slice than the label (attire is dress-only, music is reception DJ only) — the full methodology and every source link are on the wedding cost hub.
A worked example: $20,000 and 100 guests
Say you set $20,000 for 100guests. The calculator's recommended allocation puts about $4,760 toward the venue, $3,840 to catering and bar, and $2,400 to photography and video, with roughly 9% — $1,800 — held back as a hidden-cost buffer. That buffer is deliberate: couples report an average of $3,314 in unplanned expenses (service charges, gratuities, overtime fees, day-of extras), and a budget without slack absorbs those by cutting something you cared about.
At $3,840 for catering, 100 guests means about $38per person — buffet or family-style territory in most regions, not plated. That's the kind of reality-check worth running early: pressure-test the food line with the catering cost calculator, and if the math feels tight, size the guest list against your budget with the guest list cost estimator — the guest count is the lever that moves every variable line at once.
How this calculator works
Allocations start from industry survey data across 10,000+ recently married couples, then adjust for your state's price level and your month's seasonality. The output is a starting allocation — refine it as real quotes come in. When your budget is set, the wedding checklist generator turns your date into the month-by-month plan for actually spending it in the right order.
Frequently asked questions
How much should I budget for a wedding?
The national average is about $34,200 in 2026, but the median couple spends closer to $18,231 — averages skew high because a small share of very expensive weddings pulls the mean up. A more honest starting point is your guest count times your state's cost per guest (nationally about $292), then adjusted to what you can actually spend without debt.
What percentage of my budget goes to the venue and catering?
Together they're roughly half of a typical budget. This calculator recommends about 24% to the venue and 19% to catering and bar, deliberately below the reported national averages, because it reserves a 9% hidden-cost buffer most breakdowns skip. For reference, The Knot reports couples actually spending about $12,900 on the venue against a $34,200 average total.
How much does a wedding for 100 guests cost?
At the national average of about $292 per guest, a 100-guest wedding runs roughly $29,200. State matters a lot — the same guest list can vary by tens of thousands between low-cost and high-cost states, so check your state's average before anchoring on the national number.
Is $20,000 enough for a wedding?
Yes — it's above what the median couple spends. At the national $292-per-guest average, $20,000 supports roughly 68 guests at typical vendor pricing, and meaningfully more in lower-cost states or with a buffet, food truck, or off-peak date. The trade-offs are guest count and service style, not whether it's possible.
How does this wedding budget calculator work?
You set your total budget, guest count, state, and month; the calculator applies recommended category percentages, adjusts for your state's price level and peak-season premiums, and reserves a 9% hidden-cost buffer for the service charges, gratuities, and day-of extras couples report averaging about $3,314 in unplanned spending. The output is a starting allocation to refine against real quotes, not a bill.