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 …

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.

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.

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!

Apr 29, 2026 · Not sure what to do in Chicago? Check out these essential attractions, amazing nightlife and cultural institutions and more.

6 days ago · Grab your friends and soak up some fun in Chicago with our guide to events this weekend! Find local live music, comedy clubs, and community festivities.

The Chicago MSA, now defined by the U.S. Office of Management and Budget (OMB) as the Chicago–Naperville–Elgin, IL–IN–WI Metropolitan Statistical Area, is the third-largest MSA by …

Chicago's extensive parklands, including 3,000 hectares of city parks attract an estimated 86 million visitors annually. As a multicultural city that thrives on the harmony and diversity of its …

Things to Do in Chicago, Illinois: See Tripadvisor's 1,163,329 traveler reviews and photos of Chicago tourist attractions. Find what to do today, this weekend, or in June. We have reviews of the best …

Apr 2, 2026 · Chicago's must-visit attractions include museums, vast city parks, jazz clubs, theaters and much more. Contributors: Rhys Thomas, Lindsay Eanet & Shannon Shreibak. Chicago might be …