The new Meramec Valley Branch will open on Wednesday, May 15, 2019 at 9:00 a.m. The new branch is located at 1501 San Simeon and features a Discovery Zone for kids, an outdoor reading deck, private study rooms, a community meeting room and other amenities. The old location at 625 New Smizer Mill Road will close to the public at 5:00 p.m. on Saturday, April 27. Learn more.