Hello how may I help you? I have a world record type question for you. yes, I am happy to help you. what was the largest snake ever? Could specify is it the biggest individual snake or the biggest type of snake? The largest individual snake. Like "the snake was 50 feet long and weighed 1000 pounds". according to the Guinness World records book, Medusa is 7.67 meters long. and 158.8 kilogram. Alright, can you convert that to feet and pounds? 25 feet 2 inches and 350 pounds. Does it say what type of snake that was/is? it is a reptile.