If you're watching your carb intake, you're probably wondering which fruits and vegetables are high in carbohydrates. Here's a list of some of the highest carb fruits and veggies. Bananas One medium banana has about 26.95 grams of carbs. A large banana has about 31.06 grams. Raisins One cup of loosely packed golden seedless raisins has about 115.30 grams of carbs. Corn One ... Continue Reading