# Things to do with kids in St. Peters, MO

> 7 upcoming family events and 1 places and ongoing programs in St. Peters, MO (St. Charles County, MO), in the St. Louis area. Listings whose address is in this town. Dates and times are Central Time. Today is Sat, Oct 24.

Source: Grassy Knees is a directory of real family events, places and programs for kids across major U.S. metro areas, where every listing is researched from the organizer’s own page and shows the date we last checked it. https://grassyknees.com covers 42 metro areas as of Oct 24, 2026, with more added regularly. About: https://grassyknees.com/about
Freshness: listings are re-checked on a daily research run (latest check 2026-10-24), and new events are added as organizers post them. Sell-outs, weather cancellations and time changes show up on the live page first: https://grassyknees.com/st-louis/towns/st-peters-mo

## Events ahead

- [Rec-Plex Halloween Carnival — St. Peters](https://grassyknees.com/st-louis/activities/rec-plex-halloween-carnival-st-peters--listing-966bde3e260f94243c93eb9c) — Sat, Oct 24 · 11:00 AM – 1:00 PM · St. Peters Rec-Plex – South Gymnasiums · Up to 10 · From $5 · checked Oct 20. The St. Peters Rec-Plex turns its South Gymnasiums into a Halloween carnival on Saturday, Oct. 24, from 11 a.m. to 1 p.m. It is designed for children ages 10 and under and their…
- [Police Tree Trimming at the St. Peters Justice Center](https://grassyknees.com/st-louis/activities/police-tree-trimming-at-the-st-peters-justice-center--listing-5ea144ed8ffd5770f0971191) — Thu, Dec 3 · 5:00 PM – 8:00 PM · St. Peters Justice Center · All ages · checked Oct 20. St. Peters police officers invite families to help trim a holiday tree on Thursday, Dec. 3, from 5 to 8 p.m. at the St. Peters Justice Center. Children make their own ornament…
- [St. Peters Tree Lighting Ceremony and Holly-Day Market](https://grassyknees.com/st-louis/activities/st-peters-tree-lighting-ceremony-and-holly-day-market--listing-bde3e931b1ea48d536e74476) — Fri, Dec 4 · 5:30 PM – 8:30 PM · St. Peters City Hall · All ages · Free · checked Oct 20. St. Peters opens the Christmas season with its 37th annual Tree Lighting Ceremony at City Hall on Friday, Dec. 4, from 5:30 to 8:30 p.m. The evening brings live holiday music…
- [Family Fun: Ugly Sweater Party at Spencer Road Branch](https://grassyknees.com/st-louis/activities/family-fun-ugly-sweater-party-at-spencer-road-branch--listing-fcfa776a94fa85b0187bfa36) — Sat, Dec 5 · 10:00 AM – 11:00 AM · Spencer Road Branch, St. Charles City-County Library, St Peters · checked Oct 20. Wear your tackiest seasonal sweater to the Spencer Road Branch in St. Peters on Saturday, Dec. 5, from 10 to 11 a.m. for an Ugly Sweater arts-and-crafts hour. The library…
- [Santa Visits the Library! (Spencer Road Branch)](https://grassyknees.com/st-louis/activities/santa-visits-the-library-spencer-road-branch--listing-4cbe7b73a2d73f452a2d17da) — Thu, Dec 10 · 10:00 AM – 11:00 AM · Spencer Road Branch, St. Charles City-County Library, St. Peters · checked Oct 16. Santa is coming to the library! Enjoy crafts and candy canes, then talk to Santa about what you would like him to bring from the North Pole. Parents, bring your camera.
- [Breakfast with Santa at the St. Peters Rec-Plex](https://grassyknees.com/st-louis/activities/breakfast-with-santa-at-the-st-peters-rec-plex--listing-ae299e77ed56c90f7fd03ea0) — Sat, Dec 12 · 9:00 AM – 11:00 AM · St. Peters Rec-Plex – North Food Court · Ages 2–8 · From $11 · checked Oct 20. Santa hosts breakfast in the Rec-Plex North Food Court on Saturday, Dec. 12, from 9 to 11 a.m. The morning is planned for children ages 2 to 8, who can play games, make crafts…
- [Holiday DJ Skate at the St. Peters Rec-Plex](https://grassyknees.com/st-louis/activities/holiday-dj-skate-at-the-st-peters-rec-plex--listing-59c9e6f659e0d7f9a96e3466) — Fri, Dec 18 · 7:00 PM – 9:00 PM · St. Peters Rec-Plex · With admission · checked Oct 20. The St. Peters Rec-Plex ice rink hosts a holiday-themed DJ Skate on Friday, Dec. 18, from 7 to 9 p.m. Skaters circle the ice to music while the rink adds games, prizes and…

## Places and ongoing programs

- [The Little Gym of St. Charles County: Beasts/Super Beasts parent-child class (19–35 months)](https://grassyknees.com/st-louis/activities/the-little-gym-of-st-charles-county-beasts-super-beasts-parent-child-c--listing-1b35a779ee64b5fcedf2b255) — Weekly 45-minute classes; sections shown include 10:15–11:00 AM and 5:15–6:00 PM (see… · The Little Gym of St. Charles County, St. Peters · Paid · checked Oct 14. The Little Gym’s Beasts/Super Beasts is a 45-minute parent-child gymnastics class for toddlers 19–35 months. Children climb, roam and explore while practicing physical skills and…

## Recently ended

- [Halloween Spooktacular on Ice DJ Skate — St. Peters Rec-Plex](https://grassyknees.com/st-louis/activities/halloween-spooktacular-on-ice-dj-skate-st-peters-rec-plex--listing-939df267590430e56d429b1b) — ended Fri, Oct 23

## Nearby

- [Things to do with kids in St. Charles County, MO](https://grassyknees.com/st-louis/counties/st-charles-county-mo) (Markdown: https://grassyknees.com/st-louis/counties/st-charles-county-mo.md)
- Other towns in St. Charles County, MO: [Wentzville, MO](https://grassyknees.com/st-louis/towns/wentzville-mo) (Markdown: https://grassyknees.com/st-louis/towns/wentzville-mo.md), [St Charles, MO](https://grassyknees.com/st-louis/towns/st-charles-mo) (Markdown: https://grassyknees.com/st-louis/towns/st-charles-mo.md), [O'Fallon, MO](https://grassyknees.com/st-louis/towns/o-fallon-mo) (Markdown: https://grassyknees.com/st-louis/towns/o-fallon-mo.md), [Defiance, MO](https://grassyknees.com/st-louis/towns/defiance-mo) (Markdown: https://grassyknees.com/st-louis/towns/defiance-mo.md)
- [Things to do with kids in St. Louis](https://grassyknees.com/st-louis) (Markdown: https://grassyknees.com/st-louis.md)
- [This weekend in St. Louis](https://grassyknees.com/st-louis/this-weekend) (Markdown: https://grassyknees.com/st-louis/this-weekend.md)

Town pages are listed once a town has 3 current listings, county pages at 10.