The COS library contains more than 2,000 books for adults and children, plus several Christian periodicals. There is also a small section of videos/DVDs. Books for adults are organized under general headings, including:
- Biblical Studies and Commentaries
- Theology and Philosophy
- Spiritual Life
- Daily Devotional
- Marriage and Family
- History and Social Issues
- Missions and Evangelism
- The Arts
- Special sections: the Environment and Abuse Awareness
The children’s section is divided into picture books, easy readers, and books for intermediate-age children.
Located between the sanctuary and the cafe area, the library has comfortable seating for those who wish to sit and read. Books may be checked out for three weeks, with one renewal. All materials are kept up-to-date by the librarian, who is available to answer questions most Sundays from 10 a.m. to 1 p.m.