The 2017 average is 12.8% higher than in 2013 and 7.2% higher than in 2008. District administrators make 34.6% more than the state average of $106,273.
Administrator salaries depend on the district's size, location and resources, as well as the individual's level of experience and education, according to the Illinois State Board of Education report.
The Cook County school district enrolled 1785 students in 2016-17. There is an average of 146 students for every administrator, compared to a statewide ratio of 190 to 1.
Northbrook School District 28 administrator salaries, 10-year trend
Year
Average salary
Student-to-administrator ratio
2008
$133,486
156:1
2009
$127,071
136:1
2010
$135,550
143:1
2011
$137,766
136:1
2012
$143,908
146:1
2013
$126,858
169:1
2014
$134,427
136:1
2015
$137,343
128:1
2016
$133,134
125:1
2017
$143,064
146:1
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