Hours:
Monday - Thursday: 9:00 AM - 8:00PM
Friday & Saturday: 9:00 AM - 5:00PM
Phone: (636) 978-3251
Location: 1300 North Main, O'Fallon, MO 63366
Features
- 12,000 Square Feet
- AWE Early Literacy Station (Funded by a Library Foundation grant.)
- Free Wi-Fi
- Self-Service Fax/Scan/Copy
- Curbside Service
- Holds Hopper
- Public Computers
- Reserve a Meeting Room
Book Discussion Groups
Want to find other book lovers like you? Pick up this month's selection at a branch near you and join the club!
Your Next Read
What's next on your reading list? Find book recommendations from staff and lists of new and popular titles for your next read.
Library Closing Information
2026 Holiday Closings
Martin Luther King Jr. Day - Monday, January 19
Staff Training Day - Wednesday, January 28 (delayed start 2 pm)
Presidents' Day - Monday, February 16
Easter Holiday - Sunday, April 05
Staff Development Day - Friday, April 24 (All Day)
Memorial Day - Monday, May 25
Juneteenth - Friday, June 19
Independence Day - Saturday, July 4 & Sunday, July 5
Staff Development Day - Fridays, August 28 (Close at Noon)
Labor Day - Monday, September 7
Columbus Day/ Indigenous Peoples' Day - Monday, October 12
Staff Development Day - Fridays, October 23 (Close at Noon)
Veterans Day - Wednesday, November 11
Thanksgiving Day - Thursday, November 26 & Friday, November 27
For the Holidays - Thursday, December 24 & Friday, December 25
New Year's Holiday - Thursday, December 31 (Close at 5 pm) & Friday, January 1, 2027