ALL ABOARD! The Emerson Zooline Railroad offers a 20-minute narrated tour weaving through tunnels and past favorite animal exhibits on a 1½-mile round trip. One of the Zoo's most popular attractions, the Zooline Railroad has transported more than 35 million visitors since 1963. The railroad operates year-round, weather permitting.
The Zooline Railroad is ADA accessible. Passengers in wheelchairs have a large area on the train car, with fold down seats for companions. The Zoo has also added ramps with lower slopes.
A round-trip excursion on the Zooline Railroad is $5.
Children under two are free. Purchase tickets at any of four stations for a tour of the Zoo. Save with a Safari Pass.
You may leave the train, visit exhibits and reboard. Strollers and large personal items are permitted if riding in a seat with at least one passenger at all times.
Groups of 15 or more may purchase discounted train tickets by calling group services in advance at (314) 646-4718 or 1-800-966-8877.
Zooline Railroad Hours
9 a.m. to 5 p.m. Monday-Thursday, weather permitting
9 a.m. to 7 p.m. Friday-Sunday and holidays, weather permitting