Markham is located in Illinois.
Markham, Illinois has a population of
11,922.
Markham is
more
family-centric than the surrounding county with
30% households with children.
The county percentage for households with children is 26%.
The median household income in Markham, Illinois is
$45,331.
The median household income for the surrounding county is $68,916
compared to the national median of $66,222.
The median age of people living in Markham is
34.9 years.
Markham Weather
The average high temperature in July is 83.7
degrees, with an average low temperature in January of 14.8 degrees.
The annual precipitation is
38.65.