Cedar Park Public Library Foundation Share: Non-Profit & Community Organizations Cedar Park Public Library Foundation Visit Website 550 Discovery Blvd Cedar Park, TX 78613 (512) 401-5600 x 0 Hours: Monday - Thursday: 9 a.m.- 9 p.m. Friday - Saturday: 9 a.m. - 5 p.m. Sunday: 1 - 6 p.m About About We are a 501(c)(3) non-profit committed to assist the Library in achieving excellence and to develop business/ community support through financial assistance for Library initiatives.