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39°0′N88°45′W / 39.000°N 88.750°W
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South Central Illinois is a region in the southern part of Illinois; its approximate boundaries are US 50 in the south, and Illinois Highway 16 in the north. With fertile soil throughout the region, agriculture is a chief industry here. Some of the largest communities in south-central Illinois are Alton, Collinsville, Edwardsville, and Effingham. There is also a South Central Conference (Illinois) of the Illinois High School Association, which includes the schools of Carlinville, East Alton-Wood River, Gillespie, Marquette (Alton), Roxana, Southwestern (Piasa), Greenville, Hillsboro, Litchfield, Pana, Staunton, and Vandalia.
39°0′N88°45′W / 39.000°N 88.750°W
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The Arctic Archipelago, also known as the Canadian Arctic Archipelago, is an archipelago lying to the north of the Canadian continental mainland, excluding Greenland and Iceland.
Madison County is a county in the U.S. state of Illinois. It is a part of the Metro East in southern Illinois. According to the 2020 census, it had a population of 264,776, making it the eighth-most populous county in Illinois and the most populous in the southern portion of the state. The county seat is Edwardsville, and the largest city is Granite City.
Tolono is a village in Tolono Township, Champaign County, Illinois, United States. The population was 3,604 at the 2020 census. Its name was fabricated by J.B. Calhoun, land commission of the Illinois Central Railroad, who wrote about it simply: "[I] placed the vowel o three times, thus o-o-o, and filling in with the consonants t-l-n."
Effingham is a city in and the county seat of Effingham County, Illinois, United States. It is in South Central Illinois. Its population was 12,252 at the 2020 census. The city is part of the Effingham, IL Micropolitan Statistical Area.
Carrollton is a city in and the county seat of Greene County, Illinois, United States. The population was 2,484 as of the 2010 census.
Forsyth is a village in Macon County, Illinois, United States. Its population was 3,734 at the 2020 census, up from 3,490 in 2010. It is included in the Decatur, Illinois Metropolitan Statistical Area.
Alton is a city on the Mississippi River in Madison County, Illinois, United States, about 18 miles (29 km) north of St. Louis, Missouri. The population was 25,676 at the 2020 census. It is a part of the River Bend area in the Metro-East region of the Greater St. Louis metropolitan area. It is famous for its limestone bluffs along the river north of the city, as the former location of the state penitentiary, and for its role preceding and during the American Civil War. It was the site of the last Abraham Lincoln and Stephen Douglas debate in October 1858. The former state penitentiary in Alton was used during the Civil War to hold up to 12,000 Confederate prisoners of war.
Bethalto is a village in Madison County, Illinois, United States. Bethalto, like the rest of Madison County, is part of the Illinois Metro East portion of the Greater St. Louis metropolitan area.
Alton is a city in Hidalgo County, Texas, United States. The population was 12,298 at the 2010 census and an estimated 19,509 in 2020.
Lake Land College is a public community college in Mattoon, Illinois. It was founded in 1966. As of the Fall 2022 semester Lake Land serves 3,742 students, mainly from the east-central Illinois region. The 308 acres (1.25 km2) campus has seven major buildings plus eight supportive buildings, two campus ponds, and a 160 acres (0.65 km2) agriculture land laboratory.
The Fox Valley—also commonly known as the Fox River Valley—is a region centered on the Fox River of Northern Illinois, along the western edges of the Chicago metropolitan area. The region extends from the village of Antioch, in far northern Illinois, to the city of Ottawa in the south. It includes rural areas, suburban development, and 19th-century downtowns. Around 1 million people live in this area.
Metro East is a region in southern Illinois that contains eastern and northern suburbs and exurbs of St. Louis, Missouri, United States. It encompasses five Southern Illinois counties in the St. Louis Metropolitan Statistical Area. The region's most populated city is Belleville, with 45,000 residents. The Metro East is the second largest urban area in Illinois after the Chicago metropolitan area and, as of the 2000 census, the population of the Metro East statistical area was 599,845 residents, a figure that had risen to above 700,000 in 2010. The significant growth in the Metro East is mainly due to people in smaller outlying towns in Illinois moving to the area for better economic/job opportunities.
The South Central Conference (SCC) is a conference in South Central Illinois made up of ten schools. The SCC was established in 1926 with ten charter schools. The current schools are all full members of the Illinois High School Association.
Shurtleff College was a Baptist liberal arts school in Alton, Illinois until 1957.
Area codes 618 and 730 are telephone area codes in the North American Numbering Plan (NANP) for southern Illinois. The numbering plan area (NPA) comprises one hundred and twenty-six municipalities, such as Carbondale, Cairo, Belleville, East St. Louis, Edwardsville, Marion, O'Fallon, Alton, Mt. Vernon, Centralia, Herrin, Salem, Metropolis, Fairview Heights, Collinsville, and Granite City. Area code 618 was one of the original North American area codes created in 1947, and 730 was added to the plan area to form an overlay complex to satisfy the need for more telephone numbers in the region. The current population of the 618/730 area code is 1,288,816 people. It encompasses approximately 15,458 square mile ; and has a population density of 83.38 people per square mile.
The River Bend is a small region in western central Illinois and southern Illinois that comprises parts of Madison County and Jersey County. The name comes from a section of the Mississippi River that flows roughly west to east instead of the usual north to south, causing a bend in the river. The area is within the Metro East region, which is within the Greater St. Louis Metropolitan area.
Northern Illinois is a region generally covering the northern third of the U.S. state of Illinois. The region is by far the most populous of Illinois with nearly 9.7 million residents as of 2010.
Ottawa Township High School, or Ottawa High School, is a high school located at 211 East Main Street in Ottawa, IL.
The Mississippi Valley Conference is a high school athletic league in the Metro-East region of southwestern Illinois. It has schools from the counties of Jersey, Madison, Monroe, and St. Clair. All of its members are class "AA" in Illinois' two-class and three-class systems and "AAA" in the four-class system.
Ocoya is an unincorporated community in Central Illinois, located in southern Livingston County.