Beverage Calculator

Event Beverage Calculator

Light (1 drink/hr) Average (1.5 drinks/hr) Heavy (2+ drinks/hr)
Standard (Beer, Wine, Spirits) Beer & Wine Only Spirits Heavy

Total Servings Needed: 0

Beer:
0 bottles/cans
Wine:
0 bottles (750ml)
Liquor:
0 bottles (750ml)
Soft Drinks/Water:
0 servings

*Estimated assuming 5 glasses per wine bottle and 16 shots per liquor bottle (with mixers).


How to Use the Beverage Calculator for Your Next Event

Planning the drink menu for a wedding, corporate event, or private party is one of the most stressful parts of hosting. Nobody wants to run out of refreshments mid-party, but over-purchasing can be a significant waste of budget. This calculator uses industry-standard formulas to help you estimate exactly how much alcohol and non-alcoholic beverages you need.

The Golden Rule of Event Planning

The standard industry rule of thumb is to allow for one drink per guest, per hour. However, our calculator adds a "buffer" for the first hour of the event, where guests typically drink more quickly as they arrive and socialize. We also factor in "Intensity" levels—because a Friday night wedding crowd drinks differently than a Sunday afternoon baby shower.

Understanding the Drink Mix

  • Standard: A balanced mix suitable for most weddings and galas. (50% Beer, 25% Wine, 25% Spirits).
  • Beer & Wine Only: Ideal for casual gatherings or budget-conscious events. (60% Beer, 40% Wine).
  • Spirits Heavy: Best for cocktail parties or late-night celebrations. (30% Beer, 20% Wine, 50% Spirits).

Practical Planning Tips

Ice Requirements: Plan for about 1 pound of ice per guest. If you are chilling bottles in tubs rather than just serving in glasses, increase this to 2 pounds per guest.

Glassware: If using rentals, always order 1.5 times the number of glasses as there are guests. People often put a drink down and forget where it is, requiring a fresh glass for their next round.

Non-Alcoholic Options: Don't forget your "designated drivers" and non-drinkers. Always have water, sparkling cider, or premium sodas available. A good rule is to have at least one non-alcoholic serving per person, per hour, regardless of the bar setup.

Calculation Example

For a 50-person party lasting 4 hours with an "Average" intensity, the logic is as follows:

  1. Total Servings: 50 guests x 4 hours x 1.5 rate = 300 servings.
  2. Beer (50%): 150 bottles.
  3. Wine (25%): 75 servings / 5 per bottle = 15 bottles.
  4. Liquor (25%): 75 servings / 16 per bottle = ~5 bottles.
function calculateBeverages() { var guests = parseFloat(document.getElementById("numGuests").value); var hours = parseFloat(document.getElementById("eventDuration").value); var intensity = parseFloat(document.getElementById("drinkingIntensity").value); var mix = document.getElementById("drinkMix").value; if (isNaN(guests) || isNaN(hours) || guests <= 0 || hours <= 0) { alert("Please enter valid numbers for guests and duration."); return; } // Logic: 1.5 drinks for first hour, 1 for subsequent, multiplied by intensity var baseRate = 1 + ((hours – 1) * 1); var totalServings = Math.ceil(guests * hours * intensity); var beerServings = 0; var wineServings = 0; var liquorServings = 0; var softServings = guests * hours; // Standard 1 per hour for soft drinks if (mix === "standard") { beerServings = totalServings * 0.50; wineServings = totalServings * 0.25; liquorServings = totalServings * 0.25; } else if (mix === "beerWine") { beerServings = totalServings * 0.60; wineServings = totalServings * 0.40; liquorServings = 0; } else if (mix === "spiritsHeavy") { beerServings = totalServings * 0.30; wineServings = totalServings * 0.20; liquorServings = totalServings * 0.50; } // Conversions // Wine: 5 glasses per 750ml bottle // Liquor: 16-18 drinks per 750ml bottle (considering 1.5oz pours + some waste) var beerBottles = Math.ceil(beerServings); var wineBottles = Math.ceil(wineServings / 5); var liquorBottles = Math.ceil(liquorServings / 16); document.getElementById("totalServings").innerText = totalServings.toLocaleString(); document.getElementById("beerResult").innerText = beerBottles.toLocaleString(); document.getElementById("wineResult").innerText = wineBottles.toLocaleString(); document.getElementById("liquorResult").innerText = liquorBottles.toLocaleString(); document.getElementById("softResult").innerText = softServings.toLocaleString(); document.getElementById("resultsArea").style.display = "block"; // Scroll to results smoothly document.getElementById("resultsArea").scrollIntoView({ behavior: 'smooth', block: 'nearest' }); }

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