The Derby Public Library endeavors to serve its community by providing quality resources, information, assistance, and programs that contribute to knowledge, culture, understanding, and enjoyment. The library offers a wide range of services including reader's advisory, reading challenges, age-specific events, outreach programs, computer and Wi-Fi access, passport services, exam proctoring, and interlibrary loans. They also provide access to online databases, e-books, audiobooks, and streaming video. For children and teens, there are specific programs, reading challenges, and resources. The library aims to be a partner in education and a cultural center for the community.

