What is the gas mileage of monster trucks?

If you mean a real ‘monster truck’ and not some lifted street pickup with big tires, in exhibition runs they get about twenty gallons to the mile on methanol. In competition runs, they get about fifty gallons to the mile. About the same as our pull tractor.Aug 26, 2019

https://www.quora.com/How-many-MPG-does-a-monster-truck-make#:~:text=If%20you%20mean%20a%20real,same%20as%20our%20pull%20tractor.