Will County is a county in the northeastern part of the state of Illinois. According to the 2010 census, it had a population of 677,560, an increase of 34.9% from 502,266 in 2000, making it Illinois's fourth-most populous county. The county seat is Joliet. Will County is one of the five collar counties of the Chicago-Naperville-Elgin, IL-IN-WI Metropolitan Statistical Area. The portion of Will County around Joliet uses the 815 and 779 area codes, 630 and 331 are for far northern Will County, and 708 is for central and eastern Will County.
Kane County is a county in the U.S. state of Illinois. According to the 2010 census, it has a population of 515,269, making it the fifth-most populous county in Illinois. Its county seat is Geneva, and its largest city is Aurora. Kane County is one of the collar counties of the metropolitan statistical area designated "Chicago–Naperville–Elgin, IL–IN–WI" by the US Census.
DuPage County is a county in the U.S. state of Illinois, and one of the collar counties of the Chicago metropolitan area. As of the 2010 census, the population was 916,924, making it Illinois' second-most populous county. Its county seat is Wheaton.
Hanover Park is a village in Cook and DuPage counties in the U.S. state of Illinois, a suburb of Chicago. The population was 37,973 at the 2010 census. Ontarioville is a neighborhood within the village.
Hazel Crest is a village in Cook County, Illinois, United States. The population was 14,100 at the 2010 census.
Aurora is a city in DuPage, Kane, Kendall, and Will counties in the U.S. state of Illinois. Located primarily in DuPage and Kane counties, it is the second most populous city in the state, and the 124th most populous city in the country. The population was 197,899 at the 2010 census, and was estimated to have decreased to 197,757 by 2019.
Downers Grove is a village in DuPage County, Illinois, United States. It was founded in 1832 by Pierce Downer, whose surname serves as the eponym for the village. It is a south-western suburb of Chicago in the I-55 Corridor.
Naperville is a city in DuPage and Will counties in the U.S. state of Illinois and a suburb of Chicago. Located 28 miles (45 km) west of Chicago, Naperville was founded in 1831 and developed into the fourth-largest city in Illinois by 2018.
Wheaton is a suburban city in Milton and Winfield Townships and is the county seat of DuPage County, Illinois. It is located approximately 25 miles (40 km) west of Chicago. As of the 2010 census, the city had a total population of 52,894, which was estimated to have decreased to 52,745 by July 2019, making it the 27th most populous municipality in Illinois.
College of DuPage is a public community college with its main campus in Glen Ellyn, Illinois. The college also owns and operates facilities in the Illinois communities of Addison, Carol Stream, Naperville and Westmont. With more than 23,000 students, the College of DuPage is the second largest provider of undergraduate education in Illinois. The college serves students residing in Illinois' Community College District 502.
The Des Plaines River is a river that flows southward for 133 miles (214 km) through southern Wisconsin and northern Illinois in the United States Midwest, eventually meeting the Kankakee River west of Channahon to form the Illinois River, a tributary of the Mississippi River.
The Great Western Trail is a rail trail in Illinois, United States.
The Illinois Prairie Path is a network of 61 miles (98 km) of bicycle trails, mostly in DuPage County, Illinois. Portions of the trail extend west to Kane County and east to Cook County. Most of the trail is categorized as rail-to-trail, meaning that the bicycle path is built atop a converted former railroad right of way. In the case of the Prairie Path, the vast majority of its routing runs on the former right-of-way of the Chicago Aurora and Elgin Railroad.
The Illinois Technology and Research Corridor is a region of commerce and industry located along Interstate 88 in the Chicago metropolitan area, primarily in DuPage, Kane, and DeKalb Counties. The corridor is home to the headquarters or regional centers for many Fortune 1000 companies, several office and industrial parks, colleges and universities, research and scientific institutions, medical centers, government centers, and abundant shopping, dining, lodging, and entertainment amenities. In addition to the I-90 Golden Corridor, the I-94 Lakeshore Corridor, and the I-55 Industrial Corridor, the Illinois Technology and Research Corridor is one of the principal economic centers in suburban Chicago.
Northern Illinois is a region generally covering the northern third of the U.S. state of Illinois.
The Grande Prairie Public Library serves the communities of Hazel Crest, Illinois and Country Club Hills, Illinois. It is located at 3479 W. 183rd Street in Hazel Crest, in the south suburbs of Chicago. The library is a member of the Metropolitan Library System.
Glenside Public Library District is located at 25 East Fullerton Avenue in Glendale Heights, Illinois. It is located across the street from Americana School and shares Camera Park with Glenside Middle School.
The Tri-Cities, or Tri-City area, is a vernacular region that is situated between the large cities of Aurora and Elgin, Illinois, and encompasses the cities of Batavia, Geneva, and St. Charles.
The Reaching Across Illinois Library System is a regional library system consisting of 1,300 public, academic, special, and school library members, representing more than 3,500 library facilities in Northern, West-central Illinois. The regional library system was created in 2011 when the Alliance Library System, DuPage Library System, Metropolitan Library System, North Suburban Library System, and Prairie Area Library System merged.
