Things to Do in O'Fallon, IL

Discover the best events, activities, and local happenings in O'Fallon, IL. Updated daily.

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Photo by Ksenia Emelianchik on Unsplash — representative image for Boston Red Sox at St. Louis Cardinals

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Kids

Boston Red Sox at St. Louis Cardinals

Sun, Apr 12, 6:15 PM UTC · Busch Stadium · 700 Clark Ave, St Louis, MO

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Photo by Ksenia Emelianchik on Unsplash — representative image for Cleveland Guardians at St. Louis Cardinals

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Kids

Cleveland Guardians at St. Louis Cardinals

Mon, Apr 13, 11:45 PM UTC · Busch Stadium · 700 Clark Ave, St Louis, MO

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Photo by 2H Media on Unsplash — representative image for Pieces: The St. Louis Board Game Bar & Cafe

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KidsOutdoor

Pieces: The St. Louis Board Game Bar & Cafe

Pieces: The St. Louis Board Game Bar & Cafe · 2727 S 12th St, St. Louis, MO 63118, St. Louis, MO

Bars Nightlife in St. Louis, MO

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Photo by Klim Musalimov on Unsplash — representative image for Penguins vs. St. Louis Blues

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Kids

Penguins vs. St. Louis Blues

Tomorrow · Wed, Apr 15, 1:30 AM UTC · Enterprise Center · 1401 Clark Ave, St Louis, MO

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Photo by Klim Musalimov on Unsplash — representative image for Wild vs. St. Louis Blues

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Kids

Wild vs. St. Louis Blues

Tue, Apr 14, 12:00 AM UTC · Enterprise Center · 1401 Clark Ave, St Louis, MO

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Photo by Yunus Tug on Unsplash — representative image for The Sheldon Art Galleries

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KidsFreeOutdoor

The Sheldon Art Galleries

The Sheldon Art Galleries · 3648 Washington Blvd, St. Louis, MO 63108, St. Louis, MO

Museum Exhibit in St. Louis, MO

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Photo by Ben White on Unsplash — representative image for Teen and Tween Dungeons & Dragons

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KidsFree

Teen and Tween Dungeons & Dragons

In 2 days · Wed, Apr 15, 9:30 PM–11:00 PM UTC · Carpenter Library Branch · 3309 South Grand Boulevard, St. Louis, MO · Ages 10–14

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Photo by Keren Fedida on Unsplash — representative image for Author Andre M. Perry - Black Power Scorecard

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Free

Author Andre M. Perry - Black Power Scorecard

In 3 days · Thu, Apr 16, 11:00 PM–12:30 AM UTC · Schlafly Library Branch · 225 North Euclid Avenue, St. Louis, MO · Ages 55+

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Photo by Andrej Lisakov on Unsplash — representative image for St. Louis Public Library - Julia Davis Branch

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KidsFreeOutdoor

St. Louis Public Library - Julia Davis Branch

St. Louis Public Library - Julia Davis Branch · 4415 Natural Bridge Ave, St. Louis, MO 63115, St. Louis, MO

Library Program in St. Louis, MO

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Photo by National Gallery of Art on Unsplash — representative image for Bellydancing for Joy & Fitness

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Free

Bellydancing for Joy & Fitness

In 5 days · Sat, Apr 18, 2:30 PM–4:00 PM UTC · Central Branch · 1301 Olive Street, St. Louis, MO

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Photo by Frederick Shaw on Unsplash — representative image for Intro to Google Docs

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Free

Intro to Google Docs

In 3 days · Thu, Apr 16, 5:00 PM–6:00 PM UTC · Schlafly Library Branch · 225 North Euclid Avenue, St. Louis, MO

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Photo by Mink Mingle on Unsplash — representative image for Gus's Pretzels

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KidsFreeOutdoor

Gus's Pretzels

Gus's Pretzels · 1820 Arsenal St, St. Louis, MO 63118, St. Louis, MO

Restaurant in St. Louis, MO

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Photo by David Vives on Unsplash — representative image for Kids Challenge Room: Dinosaur Stomp

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KidsFree

Kids Challenge Room: Dinosaur Stomp

In 5 days · Sat, Apr 18, 3:30 PM–4:30 PM UTC · Barr Library Branch · 1701 South Jefferson Ave, St. Louis, MO · Ages 5–10

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Photo by Getty Images on Unsplash — representative image for Saint Louis Science Center

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KidsFreeOutdoor

Saint Louis Science Center

Saint Louis Science Center · 5050 Oakland Ave, St. Louis, MO 63110, St. Louis, MO

Museum Exhibit in St. Louis, MO

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Photo by Araceli Magaña on Unsplash — representative image for When Words Take Flight: The Musical Life of Poetry

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KidsFree

When Words Take Flight: The Musical Life of Poetry

In 5 days · Sat, Apr 18, 7:00 PM–8:00 PM UTC · Schlafly Library Branch · 225 North Euclid Avenue, St. Louis, MO

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Photo by Alexandra Tran on Unsplash — representative image for Locally Sourced, Mindfully Made with HareandBearco

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Free

Locally Sourced, Mindfully Made with HareandBearco

In 2 days · Wed, Apr 15, 11:00 PM–12:15 AM UTC · Carpenter Library Branch · 3309 South Grand Boulevard, St. Louis, MO

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Photo by Maksim Shutov on Unsplash — representative image for Griot Museum of Black History

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KidsOutdoor

Griot Museum of Black History

Griot Museum of Black History · 2505 St Louis Ave, St. Louis, MO 63106, St. Louis, MO

Museum Exhibit in St. Louis, MO

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Photo by Suri Huang on Unsplash — representative image for Spring into the Garden: Pest Control with Herbs

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Free

Spring into the Garden: Pest Control with Herbs

In 5 days · Sat, Apr 18, 6:00 PM–7:00 PM UTC · Central Branch · 1301 Olive Street, St. Louis, MO

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Photo by Yue WU on Unsplash — representative image for Vivent Health: Know your Status Information Table

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Free

Vivent Health: Know your Status Information Table

Tomorrow · Tue, Apr 14, 9:00 PM–12:00 AM UTC · Schlafly Library Branch · 225 North Euclid Avenue, St. Louis, MO

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Photo by Anita Denunzio on Unsplash — representative image for Missouri History Museum

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KidsFreeOutdoor

Missouri History Museum

Missouri History Museum · 5700 Lindell Blvd, St. Louis, MO 63112, St. Louis, MO

Museum Exhibit in St. Louis, MO

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Photo by Centre for Ageing Better on Unsplash — representative image for Introduction to Artificial Intelligence with NPower

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Free

Introduction to Artificial Intelligence with NPower

In 2 days · Wed, Apr 15, 6:00 PM–8:00 PM UTC · Central Branch · 1301 Olive Street, St. Louis, MO

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Photo by Adrien Olichon on Unsplash — representative image for Tie-Dye Totes: Create Your Own Bag

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Free

Tie-Dye Totes: Create Your Own Bag

In 2 days · Wed, Apr 15, 11:00 PM–12:30 AM UTC · Schlafly Library Branch · 225 North Euclid Avenue, St. Louis, MO

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Photo by Annie Spratt on Unsplash — representative image for Apotheosis Comics & Lounge

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KidsFreeOutdoor

Apotheosis Comics & Lounge

Apotheosis Comics & Lounge · 3206 S Grand Blvd, St. Louis, MO 63118, St. Louis, MO

Library Program in St. Louis, MO

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Photo by 2H Media on Unsplash — representative image for Make Your Own Board Game

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KidsFree

Make Your Own Board Game

In 5 days · Sat, Apr 18, 4:00 PM–5:00 PM UTC · Schlafly Library Branch · 225 North Euclid Avenue, St. Louis, MO · Ages 8–12

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Photo by Andrej Lisakov on Unsplash — representative image for Teen Video Games

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KidsFree

Teen Video Games

Tomorrow · Tue, Apr 14, 9:00 PM–11:00 PM UTC · Central Branch · 1301 Olive Street, St. Louis, MO · Ages 13–18

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Photo by Josh Olalde on Unsplash — representative image for 4 Hands Brewing Co.

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FreeOutdoor

4 Hands Brewing Co.

4 Hands Brewing Co. · 1220 S 8th St, St. Louis, MO 63104, St. Louis, MO

Food Drink in St. Louis, MO

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Photo by Dembee Tsogoo on Unsplash — representative image for Family History Fridays

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KidsFree

Family History Fridays

In 4 days · Fri, Apr 17, 2:00 PM–5:00 PM UTC · Schlafly Library Branch · 225 North Euclid Avenue, St. Louis, MO

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Photo by Vishnu Mohanan on Unsplash — representative image for Conversations About Your Kidneys

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KidsFree

Conversations About Your Kidneys

Starts in 12 hrs · Mon, Apr 13, 6:00 PM–8:30 PM UTC · Central Branch · 1301 Olive Street, St. Louis, MO

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Photo by Caro Schuermans on Unsplash — representative image for Blood & Sand

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FreeOutdoor

Blood & Sand

Blood & Sand · 1500 St Charles St, St. Louis, MO 63103, St. Louis, MO

Classes Workshops in St. Louis, MO

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Photo by Darien Attridge on Unsplash — representative image for Adult Craft Evenings: Painting with Coffee & Tea

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Free

Adult Craft Evenings: Painting with Coffee & Tea

Tomorrow · Tue, Apr 14, 11:00 PM–12:00 AM UTC · Buder Library Branch · 4401 Hampton Ave, St. Louis, MO · Ages 18+

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Photo by Kateryna Hliznitsova on Unsplash — representative image for Wit, Whimsy and Fanciful things, by Rosemarie Dunn

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KidsFree

Wit, Whimsy and Fanciful things, by Rosemarie Dunn

In 4 days · Fri, Apr 17, 9:00 PM–11:00 PM UTC · Library Headquarters · 1640 S Lindbergh Blvd, St. Louis, MO 63131, St. Louis, MO

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Photo by Kev Seto on Unsplash — representative image for Mastermind Room Escape

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KidsOutdoor

Mastermind Room Escape

Mastermind Room Escape · 1400 Washington Ave, St. Louis, MO 63103, St. Louis, MO

Escape Room in St. Louis, MO

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Photo by Armin Narimani on Unsplash — representative image for Step into Sustainability: Swedish Death Cleaning: A Sustainable Gift to Yourself ,Your Family, Your Community

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KidsFree

Step into Sustainability: Swedish Death Cleaning: A Sustainable Gift to Yourself ,Your Family, Your Community

In 5 days · Sat, Apr 18, 4:30 PM–5:30 PM UTC · Buder Library Branch · 4401 Hampton Ave, St. Louis, MO

Website ↗ · stlouis_library ↗More like thisSimilar

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Photo by Croissant on Unsplash — representative image for Carondelet Crafters Corner: Decoupage Coffee Mugs

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Free

Carondelet Crafters Corner: Decoupage Coffee Mugs

Mon, Apr 13, 11:00 PM–12:30 AM UTC · Carondelet Library Branch · 6800 Michigan Avenue, St. Louis, MO

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Photo by Edwin Petrus on Unsplash — representative image for Museum at the Gateway Arch

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KidsFreeOutdoor

Museum at the Gateway Arch

Museum at the Gateway Arch · 11 N 4th St, St. Louis, MO 63102, St. Louis, MO

Museum Exhibit in St. Louis, MO

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Photo by Giorgio Tomassetti on Unsplash — representative image for Kid and Teen Financial Literacy with Arsenal Credit Union

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KidsFree

Kid and Teen Financial Literacy with Arsenal Credit Union

In 2 days · Wed, Apr 15, 9:00 PM–10:00 PM UTC · Buder Library Branch · 4401 Hampton Ave, St. Louis, MO · Ages 8–18

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Photo by Rina Kemppainen on Unsplash — representative image for The Salt Lake City Library Foundation presents David Grann

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Free

The Salt Lake City Library Foundation presents David Grann

In 3 days · Fri, Apr 17, 12:30 AM–2:00 AM UTC · Library Headquarters · 1640 S Lindbergh Blvd, St. Louis, MO 63131, St. Louis, MO

Website ↗ · stlouis_county_library ↗More like thisSimilar

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Photo by Antony Hyson Seltran on Unsplash — representative image for The Sheldon Concert Hall

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KidsOutdoor

The Sheldon Concert Hall

The Sheldon Concert Hall · 3648 Washington Blvd, St. Louis, MO 63108, St. Louis, MO

Music Concerts in St. Louis, MO

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Photo by Wes Hicks on Unsplash — representative image for Coloring Nature, by Adeline and Jeannette Luke

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KidsFree

Coloring Nature, by Adeline and Jeannette Luke

In 3 days · Fri, Apr 17, 12:00 AM–1:00 AM UTC · Library Headquarters · 1640 S Lindbergh Blvd, St. Louis, MO 63131, St. Louis, MO

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Photo by Zoshua Colah on Unsplash — representative image for Creative Lab Club

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KidsFree

Creative Lab Club

In 5 days · Sat, Apr 18, 9:30 PM–11:30 PM UTC · Library Headquarters · 1640 S Lindbergh Blvd, St. Louis, MO 63131, St. Louis, MO

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Photo by Josh Sanabria on Unsplash — representative image for The Improv Shop

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KidsOutdoor

The Improv Shop

The Improv Shop · 3960 Chouteau Ave, St. Louis, MO 63110, St. Louis, MO

Theater in St. Louis, MO

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Photo by Dan Cook on Unsplash — representative image for Kids' Art Club

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KidsFree

Kids' Art Club

In 2 days · Wed, Apr 15, 10:00 PM–11:00 PM UTC · Baden Library Branch · 8448 Church Road, St. Louis, MO · Ages 7–14

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Photo by Julian Steenbergen on Unsplash — representative image for Soulard Farmers Market

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KidsFreeOutdoor

Soulard Farmers Market

Soulard Farmers Market · 730 Carroll St, St. Louis, MO 63104, St. Louis, MO

Farmers Market in St. Louis, MO

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Photo by WISS Shanghai on Unsplash — representative image for Healthy Living - The Caregiver’s Toolkit: Resources from the Alzheimer’s Association

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Free

Healthy Living - The Caregiver’s Toolkit: Resources from the Alzheimer’s Association

In 5 days · Sat, Apr 18, 6:00 PM–7:00 PM UTC · Buder Library Branch · 4401 Hampton Ave, St. Louis, MO

Website ↗ · stlouis_library ↗More like thisSimilar

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Photo by Yoksel 🌿 Zok on Unsplash — representative image for The Great Marmalade Plant Swap of 2026

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KidsFree

The Great Marmalade Plant Swap of 2026

In 5 days · Sat, Apr 18, 4:30 PM–6:30 PM UTC · Library Headquarters · 1640 S Lindbergh Blvd, St. Louis, MO 63131, St. Louis, MO

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Photo by Juliane Liebermann on Unsplash — representative image for The Courses at Forest Park

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KidsOutdoor

The Courses at Forest Park

The Courses at Forest Park · 5591 Grand Dr, St. Louis, MO 63112, St. Louis, MO

Outdoor Space in St. Louis, MO

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Photo by Sven Brandsma on Unsplash — representative image for Adult Craft Night

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Free

Adult Craft Night

In 2 days · Wed, Apr 15, 11:30 PM–1:00 AM UTC · Library Headquarters · 1640 S Lindbergh Blvd, St. Louis, MO 63131, St. Louis, MO · Ages 18+

Website ↗ · stlouis_county_library ↗More like thisSimilar

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Things to Do in O'Fallon, IL

Boston Red Sox at St. Louis Cardinals

Cleveland Guardians at St. Louis Cardinals

Pieces: The St. Louis Board Game Bar & Cafe

Penguins vs. St. Louis Blues

Wild vs. St. Louis Blues

The Sheldon Art Galleries

Teen and Tween Dungeons & Dragons

Author Andre M. Perry - Black Power Scorecard

St. Louis Public Library - Julia Davis Branch

Bellydancing for Joy & Fitness

Intro to Google Docs

Gus's Pretzels

Kids Challenge Room: Dinosaur Stomp

Saint Louis Science Center

When Words Take Flight: The Musical Life of Poetry

Locally Sourced, Mindfully Made with HareandBearco

Griot Museum of Black History

Spring into the Garden: Pest Control with Herbs

Vivent Health: Know your Status Information Table

Missouri History Museum

Introduction to Artificial Intelligence with NPower

Tie-Dye Totes: Create Your Own Bag

Apotheosis Comics & Lounge

Make Your Own Board Game

Teen Video Games

4 Hands Brewing Co.

Family History Fridays

Conversations About Your Kidneys

Blood & Sand

Adult Craft Evenings: Painting with Coffee & Tea

Wit, Whimsy and Fanciful things, by Rosemarie Dunn

Mastermind Room Escape

Step into Sustainability: Swedish Death Cleaning: A Sustainable Gift to Yourself ,Your Family, Your Community

Carondelet Crafters Corner: Decoupage Coffee Mugs

Museum at the Gateway Arch

Kid and Teen Financial Literacy with Arsenal Credit Union

The Salt Lake City Library Foundation presents David Grann

The Sheldon Concert Hall

Coloring Nature, by Adeline and Jeannette Luke

Creative Lab Club

The Improv Shop

Kids' Art Club

Soulard Farmers Market

Healthy Living - The Caregiver’s Toolkit: Resources from the Alzheimer’s Association

The Great Marmalade Plant Swap of 2026

The Courses at Forest Park

Adult Craft Night

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Things to Do in Nearby Cities

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