How Much Alcohol for 100 Guests? Beer, Wine & Cocktail Planning Guide Sat, Mar 14, 2026 At The Party Source, our Party Planners have helped plan thousands of customer celebrations throughout Cincinnati and Northern Kentucky every year — from weddings and graduations parties to corporate events and backyard gatherings. And we have the perfect Alcohol Planning Guide for 100 Guests. How Much Wine, Beer, and Spirits Do You Need? A typical estimate is 1-2 drinks per hour for most events. Planning drinks for a large event can feel overwhelming. One of the most common questions we hear at The Party Source is: “How much alcohol do I need for 100 guests?” This guide provides a general estimate for a 5-hour event serving beer, wine, spirits, and cocktails. The quantities below are based on typical guest consumption and can help you build a balanced bar without overbuying. If you'd like personalized recommendations, our Party Planners are always happy to help. Beer & Hard Seltzer Beer is often the most popular beverage option at large gatherings. A mix of domestic beer, craft options, and hard seltzers gives guests variety while keeping the bar easy to manage. Suggested Quantities for 100 Guests Beverage Domestic / Light Beer Craft or Import Beer Hard Seltzer Package 24-pack case 24-pack case 24-pack case Quantity 6 cases 3 cases 3 cases This combination provides approximately 240 beers and 72 seltzers, or roughly 2–3 drinks per guest if everyone drinks beer or seltzer. If you choose not to serve hard seltzer, consider adding additional beer to compensate. Wine Wine is often served alongside beer and cocktails, particularly at weddings, receptions, and dinner events. Suggested Quantities for 100 Guests Wine Type White Wine or Rose Red Wine Bottle Size 750 ml 750 ml Quantity 10 bottles 10 bottles A standard bottle of wine provides about five servings, meaning this quantity provides roughly 50 servings of each wine style. Sparkling Wine (Optional) Sparkling wine is often served for a toast. Beverage Champagne or Sparkling Wine Bottle Size 750 ml Quantity 12 bottles Twelve bottles will provide about 60 full servings or enough for a small toast for 100 guests. Many hosts choose to serve sparkling wine only for the head table or a toast. Spirits & Cocktails If cocktails will be served, offering a small selection of base spirits works well. Suggested Liquor Quantities Spirit Vodka Gin Bourbon / Whiskey Rum Tequila Bottle Size 750 ml 750 ml 750 ml 750 ml 750 ml Quantity 6 bottles 1 bottle 6 bottles 2 bottles 2 bottles A 750ml bottle typically provides about 16 standard cocktails, based on a 1.5 oz pour. If you decide not to serve liquor, increase your beer and wine quantities to compensate. Cocktail Ingredients Depending on the cocktails you plan to serve, you may also want a few bar staples: Ingredient Triple Sec Bitters Vermouth Suggested Quantity 1 bottle 1 bottle 1 bottle These ingredients are commonly used in cocktails like Margaritas, Old Fashioneds, Manhattans, and Martinis. Mixers & Non-Alcoholic Beverages A well-stocked bar should also include mixers and soft drinks. Suggested quantities include: Mixer Club Soda Tonic Water Coke Diet Coke Sprite Cranberry Juice Margarita Mix Bottled Water Quantity 8 bottles 4 bottles 4 packs 3 packs 3 packs 1 bottle 2 bottles 5 cases Ice is also essential. Plan for 12–15 bags of ice per 100 guests, depending on weather and usage. How Many Drinks Per Guest? The quantities above provide approximately: 6 drinks per guest for a 5-hour event This assumes that all guests consume alcohol, which typically isn’t the case. Your actual needs may vary depending on: Event length Guest preferences Cocktail availability Time of day Need Help Planning Your Event? Planning drinks for a large party can be complicated, but you don’t have to do it alone. Our Party Planners at The Party Source help customers plan thousands of celebrations every year—from weddings and graduation parties to corporate events and backyard gatherings. They can help you: Party Planning FAQ Estimate the right quantities Choose the best wines, beers, and spirits Build a cocktail menu for your event Stay within your budget 👉 Contact a Party Planner to get started. By Kathy Scowby
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