Cost Per Gallon Calculator Enter any 2 values to calculate the required value Total Cost ($) Total Number of Gallons Cost Per Gallon ($/gallon) Calculate Reset Show Calculation Steps ▼ More CalculatorsLength CalculatorsGrams to Gallons Calculator62.5 Cents Per Mile Calculator Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Name * Email * Website Comment * Save my name, email, and website in this browser for the next time I comment.