Welcome to the official City of Chicago Website. The source for information about City services, departments, programs and initiatives, and officials for Chicago residents, businesses, and visitors.

Chicago[a] is the most populous city in the U.S. state of Illinois and in the Midwestern United States. Located on the western shore of Lake Michigan, it is the third-most populous city in the United …

Indulge in the timeless elegance and vibrant spirit of Chicago — a city where world-renowned culture, architecture, and culinary excellence converge. From exclusive events to storied neighborhoods, …

Dec 24, 2025 · Chicago is a city, the seat of Cook county, in northeastern Illinois, U.S. With a population of nearly three million, Chicago is the state’s largest and the country’s third most populous city. It is …

In Chicago, the process by which laws are enacted is governed by the Illinois Revised Statutes, the Municipal Code of Chicago, and the City Council’s Rules of Order.

Chicago is celebrating its 9th year as the Best Big City in the U.S.! Explore iconic attractions, hidden gems, and travel guides. Plan the perfect Chicago trip!

Dec 9, 2025 · The points of the star represent significant attributes of the city: world's third largest city (in 1933), Chicago’s motto "Urbs in Horto," the “I will" motto, Great Central Market, Wonder City, …

2025 CALENDAR Calendar: "The City that Doesn't Work" Inside Chicago Government's monthly photo calendar for 2025 features city workers "on the job."

Dec 20, 2025 · The Chicago City Council passed a 2026 city budget during a rare and tension-filled Saturday session, a budget that does not include Mayor Brandon Johnson’s controversial corporate …

Dec 23, 2025 · Chicago avoided a city shutdown when Mayor Brandon Johnson accepted the alternative budget aldermen passed despite his wishes.