Things to Do with Kids in St. Louis, MO

Common Questions About St. Louis with Kids

What's the best free thing to do in St. Louis with kids?

If you want the highest-yield free day, start with the Saint Louis Zoo and make sure Monsanto Insectarium is part of the plan. The insectarium is included with admission, costs $0 for a family of four, and gives you 30 to 60 minutes of indoor, climate-controlled bug fascination inside a longer zoo visit. Turtle Playground is my favorite free short stop if you want something weirder and more local. Just go early or late in summer, because the concrete turtles get hot fast and there are no bathrooms on site.

What's the best indoor place in St. Louis for toddlers and preschoolers?

Myseum is the strongest under-7 pick. Family of four usually lands around $40 to $70, most visits run 2 to 3 hours, and the whole place is built around child-led play instead of asking little kids to admire exhibits made for older ones. The water play area is the recurring favorite, so bring backup clothes. If you need a simpler energy-burn option, City Jump Family Entertainment Complex also works for toddlers, but I think Myseum is the better fit when imagination and pacing matter more than just movement.

Is St. Louis Union Station worth it with kids?

Yes, with planning. No, if you treat it like a blank-check day. The family-of-four budget can range from about $80 to well over $200, and that is exactly why I think Union Station works best as a pick-two stop, not an all-day spree. The free Train Room is the hidden win for train kids, the Ferris wheel is easy for mixed ages, and online aquarium tickets help you skip a line. The recurring mistake parents make is arriving without a spending plan and buying add-ons on impulse.

What should we do in St. Louis on a rainy day with kids?

Build the rainy-day rotation around age and energy level. Myseum is the better indoor backup for toddlers and younger elementary kids, with a 2 to 3 hour visit and enough pretend play to hold attention. City Jump Family Entertainment Complex is the call when the goal is to burn off energy, especially for kids who are bouncing off the hotel walls by 10 a.m. Monsanto Insectarium also matters here because it gives you a dry, air-conditioned indoor stop inside a free zoo day when weather turns mid-visit.

Is St. Louis a good family trip city on a budget?

Very much so, and that is the mild take I think more families should hear. St. Louis gives you real anchor attractions without Orlando-level ticket fatigue. The zoo is free, the science center is mostly free, Turtle Playground is free, and Monsanto Insectarium costs nothing beyond zoo admission. Then you layer in paid picks carefully, like Myseum at roughly $40 to $70 for a family of four or Union Station only if you pre-select attractions. The best St. Louis version is not the most expensive one, it is the most selective one.