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BBQ Grill Size Calculator

Last updated: July 28, 2024

Key takeaway: The BBQ grill size calculator is the one and only way to estimate the size of a grill you need to host a party for a given number of people. This free BBQ Grill Size Calculator is designed for home cooks, nutrition-conscious individuals, and food professionals — enter your values above to get instant results.

Our BBQ grill size calculator is finally here! We'll help you organize a BBQ party for any number of people and allow you to choose the BBQ grill size that perfectly suits your needs. 🍗

The text below will take you on a short, BBQ-filled journey and resolve the question "how big of grill do I need?" once and for all.

How to use the BBQ grill size calculator?

Our tool just couldn't be easier! Follow these 2 simple steps for the maximum gain:

  1. Enter the number of guests

    This simple step will help you determine the:

    • Needed BBQ area; and
    • Estimated amount of meat needed.
  2. Enter the length and width of your own grill

    This easy trick allows you to check whether the device you already have is suitable for the party you'd like to host.

  3. No more steps here; you already have all it takes. 😊

Preparing for a bigger party? Fear no more, we've already prepared all the calculators you may need:

How to calculate what size gas BBQ do I need?

That's one tasty way to practice your math! To calculate the desired grill area, we're going to use the equation taken from our BBQ catering calculator:

  • Imperial version: Grill size = People × 72 in²
  • Metric version: Grill size = People × 464.5 cm²

How much BBQ per person do I need?

We usually recommend buying at least 0.5 pound/8 ounces (0.23 kg) of meat per person. 🥩

Our BBQ grill size calculator performs that calculation in the blink of an eye - however, you may want to adjust that amount with the number of guests with vegan/vegetarian preferences.

If you need more specific calculations, we highly recommend you to try our tool dedicated to BBQ food & cost:

••• BBQ Party Calculator 👨‍🍳 •••

BBQ grill size chart

The BBQ grill size calculator presents - the ready-to-go grill size chart for parties of up to 30 people!

Area
PeopleImperial (in²)Metric (cm²)
172464.5
2144929
32161393.5
42881858
53602322.5
64322787
75043251.5
85763716
96484180.5
107204645
117925109.5
128645574
139366038.5
1410086503
1510806967.5
1611527432
1712247896.5
1812968361
1913688825.5
2014409290
2115129754.5
22158410219
23165610683.5
24172811148
25180011612.5
26187212077
27194412541.5
28201613006
29208813470.5
30216013935

Summer is definitely the BBQ time - let's also prepare for autumn & winter!

FAQs

How much BBQ per person do I need?
We usually recommend buying at least 0.5 pound/8 ounces (0.23 kg) of meat per person. 🥩 Our BBQ grill size calculator performs that calculation in the blink of an eye - however, you may want to adjust that amount with the number of guests with vegan/vegetarian preferences. If you need more specific calculations, we highly recommend you to try our tool dedicated to BBQ food & cost:
What size grill do I need for 10 people?
It's so easy! You'll only need two steps: Take a look at the equation: Grill size = People × 72 in² Input your desired number of people: Grill size = 10 × 72 in² Grill size = 720 in² Yay! Your grill for a party of 10 should be at least 720 square inches! 🍾
What size barbecue do I need for a party of 20?
Let's get it done! Here's the equation you'll need: Grill size = People × 72 in² Grill size = 20 × 72 in² Grill size = 1440 in² Now you know! The BBQ you need to host a party for 20 people should be around 1440 square inches. For more details, take a look at our BBQ catering calculator.
What size gas BBQ do I need for 100 people?
We usually need 72 square inches (464.5 cm²) of grilling space for a single adult person. With that information in mind, let's calculate what grill area is perfect for a party of 100: Grill size = People × 72 in² Grill size = 100 × 72 in² Grill size = 7200 in² That's one enormous BBQ! It wasn't that difficult, was it? 🎉

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