← Map/← Illinois/Counties/Cook

Cook
Illinois

5.2M

Population

$78K

Median Income

$335K

Median Home

D+50

Politics

Economy

Median Household Income$78K

This county

national avg ~$75K

Poverty Rate13.7%

This county

national avg ~11.5%

Unemployment Rate5.0%

This county

national avg ~3.8%

GDP per Capita$102,686

Federal Spending per Capita$1,542

Median Individual Earnings$51K

This county

national avg $45K

Professional/Management Workers44.6%

Average Adjusted Gross Income$101K

Avg Credit Score679

Work From Home %14.2%

This county

national avg 17.0%

Population Under 1821.5%

This county

national avg 22.0%

Single-Person Households33.8%

This county

national avg 28.0%

Banks & Finance Firms2,528

Income (20th Percentile)$29K

Income (80th Percentile)$162K

Income (95th Percentile)$250K

Bachelor's Degree or Higher31.2%

This county

national avg 35.0%

Less Than High School11.8%

This county

national avg 11.0%

Knowledge Economy GDP %27.4%

Dependency Ratio0.94

Medicare Spending / Person$2,570

SS Benefits / Person$2,955

Education Wage Premium2.47x

Median Earnings (Bachelor's)$70K

Median Earnings (Graduate)$90K

Median Earnings (HS Diploma)$36K

Public Assistance Recipients3.0%

Average Annual Wage$87K

Professional Services Concentration1.21x national

This county

1.0 = national average share

Housing

Median Home Value$331K

This county

$275K state avg

$303K national

Median Sale Price$321K

This county

$303K national

Market Rent (ZORI)$2286/mo

This county

$1400/mo state avg

$1400/mo national

Property Tax Rate2.02%

This county

1.73% state avg

1.10% national

Annual tax on median home: $5,941

Affordability & Supply

HUD Fair Market Rent (2BR)$1,781/mo

Home Price Change (1 yr)+5.5%

Home Value to Income Ratio3.0x income

Severely Cost-Burdened Households16.6%

Homeownership Rate57.5%

This county

national avg ~65%

Market Activity

Sale-to-List Ratio— Buyers market — homes selling below list

99.2%

Listings with Price Cuts— Low — market moving fast

19.5%

Sold Above List Price

36.0%

Median Days to Close

33 days

Active Listings

10,729

New Listings / Month

4,485

Source: Zillow Research · Updated monthly

Days on Market (Redfin)— Slow — buyers have leverage

46 days

Months of Supply (Redfin)— Low inventory — sellers market

2.8 mo

Sold Above List (Redfin)— Competitive — many homes bid up

48.6%

Sale-to-List Cross-Reference

Zillow 99.2% · Redfin 101.3%

Source: Redfin · Updated monthly

Health

Life Expectancy77.9 yrs

This county

national avg ~78.5 years

Hospital Rating2.8 / 5

This county

national avg 3.0 stars

Food Insecurity9.2%

This county

national avg ~11%

Food Environment Index8.7 / 10

This county

higher = better access

Primary Care Shortage Score21

This county

national avg 5

Mental Health Shortage Score22

Dental Care Shortage Score25

Healthcare Shortage Score22.7

Healthcare Offices11,824

Obesity Rate (BRFSS)31.0%

This county

national avg 32.0%

Smoking Rate (BRFSS)11.2%

This county

national avg 14.0%

Poor Health Rate (BRFSS)18.7%

This county

national avg 18.0%

Physical Inactivity (BRFSS)22.8%

This county

national avg 24.0%

High Blood Pressure (BRFSS)28.9%

This county

national avg 32.0%

Active Physicians26,945

Nursing Home Rating2.7 / 5

This county

national avg ~3 stars

ER Visits per 1,000 Medicare Patients589 / 1,000

Medicare Cost per Beneficiary$14,065

Uninsured (under 65)10.1%

This county

national avg ~10%

Adults with Depression19.0%

Education

Math Test Scores2.82 grade level

Reading Test Scores3.00 grade level

HS Diploma Holders707,294

Bachelor's Degree Holders246,535

HS Completion Rate88.2%

This county

national avg ~85%

Private Schools2,202

Safety

Violent Crime Rate3.3 / 1,000

This county

national avg ~4.0

Firearm Fatality Rate17.7 / 100K

This county

national avg ~13.6/100K

Homicide Rate15.4 / 100K

This county

national avg ~7.5/100K

Drug Overdose Rate34.0 / 100K

This county

national avg ~21/100K

Traffic Fatalities562

Social Vulnerability (CDC SVI)80th pct

Drug Overdose Deaths (2024)25.3 / 100K

Suicide Rate8.7 / 100K

This county

national avg ~14/100K

Climate & Air Quality

Natural Amenity Scale-1.0

January Sunshine-0.65

January Temperature-0.71

Average Temp51°F

Avg High Temp61°F

Avg Low Temp42°F

Median AQIAQI 57

Good Air Days104 days/yr

Unhealthy Air Days34 days/yr

Annual Precipitation30.2 in/yr

Avg Storm Events126.2 storms/yr

Avg Annual Storm Damage$111M

Ozone Days97 days/yr

This county

national avg 50 days/yr

Drought Index (2022)-0.36

Heating Degree Days5,956 HDD/yr

This county

national avg ~4,500 HDD/yr

Cooling Degree Days1,017 CDD/yr

This county

national avg ~1,200 CDD/yr

Heating Degree Days (1901–2000 Baseline)6,601 HDD/yr

Cooling Degree Days (1901–2000 Baseline)752 CDD/yr

Avg Tornadoes / Year3.4

Avg Flood Events / Year23.4

Avg Hail Events / Year16.4

Avg Hurricane Events / Year0.00

Avg Wildfire Events / Year0.0

Avg Winter Storms / Year0.0

Avg Heat Events / Year0.0

Natural Hazard Risk (FEMA)100 / 100

Community Resilience (FEMA)73 / 100

Federal Disaster Declarations24 since 1953

Fine Particulate Pollution (PM2.5)10.8 µg/m³

This county

EPA standard 9 µg/m³

Outdoor & Recreation

National Park Units1 unit

Historic Places (NRHP)618 properties

FAA-Registered Airports32 total

Airports (excl. heliports)4 airports

Brewery Scene

Total Breweries64 breweries

Microbreweries31 microbreweries

Brewpubs25 brewpubs

Internet & Remote Work

Download Speed280 Mbps

This county

national avg ~120 Mbps

Upload Speed74 Mbps

Fixed Internet (Q1 2026)399 Mbps

Mobile Internet (Q1 2026)373 Mbps

Mobile Upload (Q1 2026)35 Mbps

Mobile Latency (Q1 2026)25 ms

Households with 100Mbps+99.3%

This county

national avg 75.0%

Cellular-Only Internet11.3%

This county

national avg 8.0%

Fixed Upload Speed (Q1 2026)126 Mbps

EV Infrastructure

EV Charging Stations707 stations

DC Fast Chargers780 chargers

Level 2 EV Chargers1,571

Commute & Transit

Remote Workers360,725 workers

Public Transit Commuters363,180 workers

Walk to Work98,192 workers

Extreme Commutes (90+ min)63,470 workers

Avg Commute Time27.7 min

This county

national avg ~27 min

Bike Commuters0.9%

Walk to Work3.9%

Families & Childcare

Childcare Cost Burden36.8%

This county

national median ~27% of household income

Childcare Centers4.6 per 10K residents

Childcare Facilities1,608

Civic & Community

Voter Turnout65.4%

This county

national avg ~55%

Volunteering Rate1.0%

Income Inequality (Gini)5.496

Nonprofit Organizations20,616

Veterans Share3.5%

This county

national avg 7.0%

Married Adults44.1%

Never-Married Adults41.9%

Divorced Adults8.5%

Religious Organizations1,879

Asian Population7.7%

Native American Population0.6%

Membership Associations7.1 per 10K residents

Lifestyle & Services

Full-Service Restaurants0.82 per 1K residents

Colleges & Universities105

Nursing & Care Facilities996

Grocery Stores1691

Arts & Entertainment Venues1016

Hotels & Lodging525

Recreation Businesses1,191

Professional Services Firms19,198

Veterinary Practices1,528

Real Estate Firms6,176

Museums81

Debt Burden

Avg Mortgage Balance$81K

Avg Student Loan Balance$14K

Avg Credit Card Balance$5K

Loan Delinquency Rate46.5%

This county

national avg 4.0%

Innovation

Inventor Rate0.27%

Politics

D+50

2024 Presidential · Illinois was D+14 statewide

vs Illinois State

Income tax

4.95%Same (state law)

Property tax

2.02%1.73% state avg

Politics

D+50D+14

COL Index

County data92 (state)

Population & Migration

IRS Wealth Migration

Lower-income migration pattern (IRS: 0.91x avg income)

Economic Mobility

38%

chance a low-income child reaches the middle class

Source: Opportunity Insights

Real Estate

Find Homes in Cook County

Median home value: $335K

View on Zillow →View on Realtor.com →

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Local News — Cook

WTTW News · 17 hours ago

Cook County Forest Preserve Teamsters End Strike, Ratify New Contract

Members of Teamsters Local 700 and the Forest Preserve District of Cook County has come to terms on …

ABC7 Chicago · 17 hours ago

Chicago-area Aug. 11 storm damage assessments underway in south suburban Cook County as officials evaluate potential federal aid

Chicago-area August 11 storm damage assessments are underway in Homewood and south suburban Cook Cou…

Cook County Department of Public Health · 22 hours ago

Cook County Department of Public Health Launches Building Healthier Communities 2030, a Community-Driven Roadmap to Advance Health Equity Across Suburban Cook County - Cook County Department of Public Health

Today, Cook County Department of Public Health launched Building Healthier Communities 2030, suburba…

Chicago Tribune · 16 hours ago

Cook County forest preserve maintenance workers reach deal with district to end strike

Striking Cook County Forest Preserve maintenance, conservation and programming workers reached a dea…

CBS News · 3 days ago

Survivors detail alleged sexual abuse at Cook County Juvenile Temporary Detention Center as hundreds of lawsuits loom

Hundreds of people are suing the Cook County Juvenile Temporary Detention Center, where they say the…

The Lansing Journal · 2 days ago

Cook County opens free Property Tax Redemption Help Desk for residents

A new Help Desk will provide Cook County residents with free legal assistance in the tax redemption …

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Data: Census ACS, BLS, Zillow, USDA Natural Amenities, OpenElections 2024, CMS, NCES. Vintage 2022–2025. News via Google News.

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