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.

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!

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.

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

Zillow has 4847 homes for sale in Chicago IL. View listing photos, review sales history, and use our detailed real estate filters to find the perfect place.

Chicago is an American rock band formed in 1967 in Chicago, Illinois. They have recorded 38 albums, sold over 100,000,000 records and are one of the longest-running and best-selling music groups of …

Things to Do in Chicago, Illinois: See Tripadvisor's 1,163,170 traveler reviews and photos of Chicago tourist attractions. Find what to do today, this weekend, or in June. We have reviews of the best …

Chicago, IL Weather Forecast, with current conditions, wind, air quality, and what to expect for the next 3 days.

Planning to visit Chicago? We have everything you need, from upcoming events to delicious food and things to do in Chicago.