Pike County is a county in the U.S. state of Illinois. It is located between the Mississippi River and the Illinois River in western Illinois. According to the 2020 United States Census, it had a population of 14,739. Its county seat is Pittsfield.
McHenry County is a county located in the U.S. state of Illinois. According to the 2020 Census, it had a population of 310,229, making it the sixth-most populous county in Illinois. Its county seat is Woodstock. McHenry County is one of the five collar counties of the Chicago-Naperville-Elgin, IL-IN-WI Metropolitan Statistical Area. Long known as a center of recreation along with agriculture in the western portion, it has more recently experienced rapid rates of suburbanization, exurbanization and urbanization, but the western portions of the county remain primarily agricultural and rural.
LaSalle County is located within the Fox Valley and Illinois River Valley regions of the U.S. state of Illinois. As of the 2020 Census, it had a population of 109,658. Its county seat and largest city is Ottawa. LaSalle County is part of the Ottawa, IL Micropolitan Statistical Area of Northern Illinois.
Sycamore is a city in DeKalb County, Illinois, United States. It has a commercial district based and centered on Illinois Route 64. The population was 8,577 at the 2020 census, up from 7,419 at the 2010 census. Sycamore is the county seat of DeKalb County and was named after the sycamore tree.
Edwardsville is a city located in, and is the county seat of, Madison County, Illinois, United States. As of the 2020 census, the population was 26,808. The city was named in honor of Ninian Edwards, then Governor of the Illinois Territory.
This is a list of properties and districts in Illinois that are on the National Register of Historic Places. There are over 1,900 in total. Of these, 85 are National Historic Landmarks. There are listings in all of the state's 102 counties.
This National Park Service list is complete through NPS recent listings posted December 15, 2023.
The Illinois Historic Preservation Division, formerly Illinois Historic Preservation Agency, is a governmental agency of the U.S. state of Illinois, and is a division of the Illinois Department of Natural Resources. It is tasked with the duty of maintaining State-owned historic sites, and maximizing their educational and recreational value to visitors or on-line users. In addition, it manages the process for applications within the state for additions to the National Register of Historic Places.
This is a list of the 132 National Register of Historic Places listings in Cook County, Illinois outside Chicago and Evanston. Separate lists are provided for the 62 listed properties and historic districts in Evanston and the more than 350 listed properties and districts in Chicago. The Chicago Sanitary and Ship Canal Historic District extends through the West Side of Chicago, DuPage County and Will County to Lockport.
Central Illinois is a region of the U.S. state of Illinois that consists of the entire central third of the state, divided from north to south. Also known as the Heart of Illinois, it is characterized by small towns and mid-sized cities. Agriculture, particularly corn and soybeans, as well as educational institutions and manufacturing centers, figure prominently.
The Kincaid Mounds Historic Site c. 1050–1400 CE, is a Mississippian culture archaeological site located at the southern tip of present-day U.S. state of Illinois, along the Ohio River. Kincaid Mounds has been notable for both its significant role in native North American prehistory and for the central role the site has played in the development of modern archaeological techniques. The site had at least 11 substructure platform mounds, and 8 other monuments.
The Modoc Rock Shelter is a rock shelter or overhang located beneath the sandstone bluffs that form the eastern border of the Mississippi River floodplain at which Native American peoples lived for thousands of years. This site is significant for its archaeological evidence of thousands of years of human habitation during the Archaic period in the Eastern United States. It is located on the northeastern side of County Road 7 southeast of Prairie du Rocher in Randolph County, Illinois, United States. It was declared a National Historic Landmark in 1961.
This is an incomplete list of historic properties and districts at United States colleges and universities that are listed on the National Register of Historic Places (NRHP). This includes National Historic Landmarks (NHLs) and other National Register of Historic Places listings. It includes listings at current and former educational institutions.
This is a list of the National Register of Historic Places listings in Rock Island County, Illinois.
This is a list of the National Register of Historic Places listings in Henry County, Illinois.
This is a list of the National Register of Historic Places listings in Mercer County, Illinois.
Danville is a city in and the county seat of Vermilion County, Illinois, United States. As of the 2020 census, its population was 29,204. It is the principal city of the Danville metropolitan area.
