The Ives Memorial Library is the main branch of the system and is located on the New Haven Green.

The Rip Van Winkle murals in the meeting room were painted in 1934 by a team of artists led by Salvatore DiNaio and Frank J. Rutkowski.

[1] There are also neighborhood branches in Westville (Mitchell), Fair Haven, Dixwell (Stetson) and The Hill (Wilson).

The Wilson branch features an art installation by Leila Daw depicting patterns of immigration.

In addition to updates in design and significant changes in borrowing policies, the library also adopted a retitled NHFPL125+ classification.