Do I have to pay for a Toddler (1 to 2 Years Old) to visit the Water Park? Single day toddlers ages 2 and under receive free admission to LEGOLAND. $5 admission to the Water Park is required for each toddler 1 to 2 years of age. Was this article helpful? Related articles What can my child 2 and under do? Do I have to pay for a child aged 2 or under? Can I use a carrier in the Water Park to carry my infant child in the water with me? Do guests staying at the hotels get provided with towels for the Water Park? Can I wear my prosthesis at the Water Park?