This information is provided by the St. Charles City-County Library District.

As the temperature rises across the region, the St. Charles City-County Library District reminds you that the library offers cool relief from the dangers of the summer heat.  

Twelve library branches throughout St. Charles County provide a safe, air-conditioned place for individuals to escape the sun and heat. 

Guests can enjoy a good book, use a public computer, or just relax indoors for a while. The libraries also offer public drinking fountains.    

Hours and locations for the following branches are:  

• 9 a.m. - 9 p.m. Monday - Thursday
• 9 a.m.- 6 p.m. Friday and Saturday
• 1 p.m. - 5 p.m. Sunday

O'Fallon Libraries:

• MIDDENDORF-KREDELL BRANCH 2750 HIGHWAY K O'FALLON, MO  63368-7859
• DEER RUN BRANCH 1300 NORTH MAIN ST. O'FALLON, MO 63366-2013 
• LIBRARY EXPRESS at WINGHAVEN 7435 VILLAGE CENTER DRIVE OFALLON, MO 63368-4768