[15] He spent the ensuing six years in New Salem, where he began his legal studies, joined the state militia and was elected to the Illinois General Assembly. In addition to the public-sector parks operated by the Springfield Park District, two significant privately operated tree gardens/arboretums operate within city limits: the Abraham Lincoln Memorial Garden on Lake Springfield south of the city, and the Adams Wildlife Sanctuary on Springfield's east side. In 2005, ground was broken for a third municipally owned power plant. [99], According to Gauen, "Illinois seems rather unlikely to move its official capital to Chicago". [89] According to estimates from the "Living Wage Calculator", maintained by Pennsylvania State University, the living wage for the city of Springfield is $7.89 per hour for one adult,[91] approximately $15,780 working 2,000 hours per year. Growth continued into the 20th century, albeit at a slower pace. Males had a median income of $36,864 versus $28,867 for females. The city is home to the Springfield campus of the Southern Illinois University School of Medicine,[105] which includes a Cancer Institute in Springfield's Medical District. East–west traffic is handled by Jefferson Street, entering Springfield on the west side from IL 97, and then splitting into a pair of one-way streets at Amos Avenue (Madison eastbound and Jefferson westbound). [96] The Illinois legislative branch is collectively known as the Illinois General Assembly. [15] The only home he ever owned is open to the public, seven days a week, free of charge, and operated by the National Park Service.[15]. The population density was 2,063.9 people per square mile (796.9/km2). Illinois is one of only 7 states that has a negative growth rate in 2016. ", Robert E., Coleberd, Jr. "John Williams: a Merchant Banker in Springfield, Illinois. From 1961 to 1990 the city of Springfield averaged 35.25 inches (895 mm) of precipitation per year. [106], There are two Springfield hospitals, Memorial Medical Center and St. John's Hospital. Prior to the Hoogland, the Springfield Theatre Centre was housed in the nearby Legacy Theatre. [57][58], Springfield is also home to long-running underground all-ages space The Black Sheep Cafe. The current population of Springfield, Illinois is 112,990, based on our projections of the latest US Census estimates. 186. Chicago was, for much of its early history, one of America's fastest growing cities. In the beginning, Springfield residents visited the camp to take part in the excitement of a military venture, but many reacted sympathetically to mortally wounded and ill prisoners. Springfield possède un aéroport (Capital Airport, code AITA : SPI). Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants. The number of households in 2018 were estimated to be 50,890, with an average household … [32], The term "full pool" describes the lake at 560 feet (170.7 m) above sea level and indicates the level at which the lake begins to flow over the dam's spillway, if no gates are opened. The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54. La tombe de Lincoln (Lincoln Tomb), dans le cimetière de la ville, est un monument imposant, géré par le National Park Service. This is a reconstruction of the town where Lincoln lived as a young man. Weather is fairly typical for middle latitude locations, with four distinct seasons, including, hot summers and cold winters. [12] By 1832, Senator Calhoun had fallen out of the favor with the public and the town renamed itself as Springfield. Between 1850 and 1930, the city grew by at least 25% each decade, and in some decades it doubled or even tripled in size.