The point at which a child becomes an adolescent is defined by the onset of puberty or by the beginning of the teenage stage. Adolescence is also viewed as ending with the teenage stage. However, in some individuals (particularly females), puberty begins in the preadolescence years.
Grundy County, Illinois. Grundy County is a county located in the U.S. state of Illinois. According to the 2010 census, it has a population of 50,063. Its county seat is Morris. Grundy County is part of the Chicago-Naperville-Elgin, IL-IN-WI Metropolitan Statistical Area.
Grundy County has a rich history and today is the home of a vast recreational wilderness known as the South Cumberland State Park which offers extensive hiking, camping, and rock climbing. Most of Grundy County is atop the Cumberland Plateau averaging a height of around 1,800 feet above sea level. Many locations in the county offer beautiful vistas and grand waterfalls. The county seat of Grundy County is Altamont, founded in the 1840s. Thirty years before the Civil War, the resort town of Beersheba Springs was founded around a natural mineral springs near the current site of a popular wilderness area known as the Savage Gulf.