Chicago is the seat of Cook County, the second-most populous county in the U.S. Chicago was incorporated as a city in 1837 near a portage between the Great Lakes and the Mississippi River …

Jul 28, 2025 · Must-visit attractions in Chicago include the Navy Pier, Wrigley Field, Second City, Skydeck Chicago, and of course, "The Bean." Find more fun things to do in Chicago.

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.

Explore iconic attractions, hidden gems, and travel guides. Plan the perfect Chicago trip!

Feb 15, 2026 · 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 …

Top Things to Do in Chicago Grab a slice of deep dish pizza, snap a selfie with the Bean at Millennium Park, and take in the city by boat on Lake Michigan or the Chicago River.

Traveling to Chicago? Learn about the city’s top attractions and activities, including dining, nightlife, iconic landmarks, arts and special events.

Feb 12, 2026 · The Y symbol, also called the Municipal Device, represents the Chicago River and its two branches. The Y symbol is meant to be used unofficially by citizens, businesses and other …

Affiliate of the Associated Visitors Bureaus.

15 hours ago · The state of Illinois has a primary election and a general election in 2026, but the city of Chicago is exactly one year away from its own mayoral election.