There are approximately 1524 Candy Corn kernels in one gallon.
We love candy at vCalc. We took al 11 ounce bag of Bach's Candy Corn, measured it in a measuring cup and counted the kernels. We counted 161 candies at the 400 ml level of this measuring cup. Doing the math, that converts to 1524 kernels per gallon.
The Candies in a Container calculator uses the following densities of candies: