List of towns and cities in Cook County, Illinois

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Cities and Towns in the United States > State Illinois > Cook County
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Cook County, located in the state of Illinois, is a diverse and bustling county that is home to the city of Chicago. Renowned for its rich cultural, culinary, and architectural offerings, this county is a vibrant urban hub with a multitude of attractions. Visitors can explore the iconic Millennium Park, enjoy the vibrant theater scene in the Loop, and indulge in the world-class dining and shopping options. Additionally, cultural enthusiasts can explore renowned museums such as the Art Institute of Chicago and the Museum of Contemporary Art. With its vibrant energy and diverse array of offerings, Cook County offers a unique and dynamic urban experience.
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Cook County administration contact details

County seatChicago
Phone number(312) 603-5500
Official websitehttps://www.cookcountyil.gov/
County clerkKaren A. Yarbrough
County auditorSean T. Morrison
County fiscal officerLawrence Wilson
County permits office or building department contact details(312) 603-0500
County commissionerToni Preckwinkle

Cook County Sheriff's Office and Jail Information

Number of prisons1
Jail namesCook County Jail
Sheriff office address50 W. Washington Street, Room 704, Chicago, IL 60602
Sheriff office phone number312-603-6444
Inmate search informationTo locate an inmate in Cook County, you can use the Inmate Locator tool on the Cook County Sheriff's website or call the Sheriff's office for assistance.
Clerk of Court nameIris Y. Martinez
Clerk of Court address50 W. Washington Street, Room 1001, Chicago, IL 60602

Cook County Statistics

Number of cities/towns/villages134
Population5248523
Area945 sq mi
Density5553 /sq mi
Altitude594 ft
GDP$362 billion
Median Household Income$68658
Poverty rate14%
Unemployment rate7%
Educational Attainment38% Bachelor's Degree or higher
Crime rate3150 per 100,000 people

Environmental risk in Cook County, IL

Overall riskVery High
Expected Annual LossVery High
Social VulnerabilityVery High
Community ResilienceRelatively High
Avalanche RiskNot Applicable
Coastal Flooding RiskVery Low
Cold Wave RiskVery High
Drought RiskVery Low
Earthquake RiskRelatively Moderate

Data obtained from the FEMA National Risk Index.

Counties surrounding Cook

DuPage 22.8 milesLake 29.7 milesLake 32.4 miles
Will 35.5 milesPorter 39.8 milesKane 40.4 miles

List of cities and towns in Cook County by population size

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