Chicago O Block

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. 4 days agochicago 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.

Chicago is celebrating its 9th year as the best big city in the u.s.! Plan the perfect chicago trip! There’s always new things to do in chicago!

5 days agothe infant in the shell is the ancient and classical symbolism of the pearl, and chicago, situated at the neck of the lake signifies that it shall be "the gem of the lakes." Why it's worth it chicago is known for eclectic neighborhoods, stunning architecture, delicious food, a vibrant comedy scene, loyal sports fans, and a rich history. May 30, 2022chicago is the largest city in population in illinois and the third-largest in the us.