Directions to Andrean High School Andrean High School 5959 Broadway Merrillville, IN 46410 (219) 887-5281 Lake County From the North: (Toll Road or 80/94) Travel South on I-65 to 61st Avenue exit in Merrillville.Turn right (west) on 61st Avenue. Proceed to Broadway (State Road 53) (approx.1 mile).Turn right (north) on Broadway. Andrean is approximately ½ block on right. From the South or (East US 30) Travel North on I-65 to 61st Avenue exit in Merrillville. Turn left (west) on 61st Avenue. Proceed to Broadway (State Road 53) (approx.1 mile). Turn right (north) on Broadway.Andrean is approximately ½ block on right. To access the back parking lot for sporting events, enter by the south drive. It runs between the school and the Buy Low grocery store.