Cases of lead greater than or equal to 5 μg/dL in children under the age of 6 per 1,000 tested (2017)
10
20
30
40
50
Median household income
$25K
$50K
$75K
$100K
Chicago-wide data
Median household income: $52,497Population: 2,716,462Cases >= 5 µg/dL: 1,921Number tested: 79,805Cases per 1,000 tested: 24.1
Sources: Lead and income, Chicago Department of Public Health; population, Chicago Health Atlas