[1] It serves a population of 14,838 (as of 2017) by "providing library materials and services to support the leisure time, general information, and educational needs of its citizens.

Additionally, the library offers more specialized services such as a makerspace, a small business resource center, Oculus Rift virtual reality stations, and various electronic databases, including Ancestry.com.

In 2019, the library reported 4905 individuals registered as cardholders, 99,179 items borrowed, 7207 reference questions asked, and 97,098 visits made to the building.

Two or three rooms in the Tolland County Courthouse were designated to house the library, furnishings were donated, and funds to purchase books were raised by subscription.

From 1898 until her retirement in 1948, Miss Lucille Agard, a lifelong resident of Tolland, served as town librarian.

[1] In 1906, Tolland Library received a $10,000 bequest from prominent industrialist and state legislator Ratcliffe Hicks, who had died earlier that year in Interlaken, Switzerland.

[5] His daughter, Elizabeth Hicks, later served as an honorary vice president on the Tolland Public Library Association's board of directors.