sugar cost per pound
1 On average, a pound of brown sugar is going to cost $0.80 to $1.50 per pound, while a bag of white grandulated sugar is going to cost around $0.35 to $1.25 per pound.2  Generally, the more that you purchase at once, the more you are going to be able to save.3  For example, a ten pound bag of sugar retails for $14 on Amazon. Generally, the more that you purchase at once, the more you are going to be able to save. 2  For example, a ten pound bag of sugar retails for $14 on Amazon. 3  At Walmart.com, the online cost of a 5-pound Great Value pure sugar is $2.92.