indoor/outdoor tennis facility that has 9 indoor courts. The facility is operated as an Enterprise Fund meaning that it is totally self-supporting with no tax dollars going towards it in any manner. Geography According to the 2010 census, Crystal Lake has a total area of , of which (or 96.8%) is land and (or 3.2%) is water. Neighborhoods As the largest city in McHenry County, Crystal Lake contains three high schools and has many separate neighborhoods. Starting from the north of the city, the ten largest neighborhoods are easy to trace out. The first has no de facto name like the others, but is referred to as "by Prairie Ridge," referring to the nearby high school of the same name. Houses in this neighborhood are large and widely spaced. The entire area lies just to the north of the city, from the downtown area to the adjacent community of Bull Valley. Some of the communities include Deer Wood, Covered Bridge Trails and Walk-up Woods. Next is downtown Crystal Lake, which rings Crystal Lake Central High School. Houses here range greatly in size and age, and it is the most diverse neighborhood in the city. Directly south of downtown Crystal Lake is the Coventry neighborhood, named for the major through street Coventry Lane. Students in the Coventry neighborhood attend either Central High School of Crystal Lake or Crystal Lake South High School. Oral tradition holds that Coventry was originally populated by pilots who fly out of O'Hare Airport. The neighborhood Burtons Bridge is located at the north-eastern side of Crystal Lake. To the southwest of downtown Crystal Lake is the sprawling Four Colonies neighborhood, which covers nearly . Students from Four Colonies attend both Central and South High School. South of Four Colonies is The Villages neighborhood, which is named for its major thoroughfare, Village Road. An important feature of The Villages is Indian Prairie Elementary School, which is built on a large and steep series of hills that is a favorite sledding location during the snowy months. The residents attend South High School. A neighborhood Northeast of Four Colonies is Wedgewood. Wedgewood includes five ponds, and a forest that backs up to Huntley Road, with a paved walking path. Wedgewood has five brick entrance signs saying "Wedgewood", and 3 prominent entrances; the front entrance on Huntley Road's intersection with Lakeview Drive, the back entrance on Huntley Road's intersection with Boneset