For turkeys smaller than 16 pounds, estimate 1 pound per serving (this accounts for bone weight). For larger birds, a bit less is fine; they have a higher meat-to-bone ratio. But if your goal is to have ample leftovers, aim for 1½ pounds per person whatever the turkey’s size. For 8 people, buy a 12-pound turkey.Click to see full answer. Herein, how do I know what size turkey to buy?The simple formula for the size turkey to buy is to multiply the number of guests by the amount per person from above. Start by multiplying the number of adults times 1, or 1.5 if you want leftovers. Then multiply the number of children by .Beside above, how many does a 25 lb turkey feed? turkey offers 25 servings. To provide enough turkey for 60 guests, we recommend offering two 22 or 23 lb. Furthermore, what size turkey do I need for 10 people? Choosing the Right Size Turkey When choosing a turkey to serve on Thanksgiving, figure 1 1/2 pounds per person. If you are serving 10 people on Thanksgiving, choose a bird that is 15 to 20 pounds. Smaller birds that weigh less than 12 pounds have a smaller meat-to-bone ratio, so figure two pounds per person.How many people will a 20 pound turkey feed?If you have the oven space, you can roast two 12-pound turkeys and feed 12 to 13 people, which is about how much one 20-pound turkey will feed.