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Cook County, Illinois / Sheriff

Agency file

Sheriff

Source file: Cook County, Illinois — Employee Payroll / ingested Jun 19, 2026

The Sheriff provides law enforcement and public safety — patrol, criminal investigation, and emergency response.

In 2018, this agency had 9 employees with median total compensation of $2,793; the highest distinct record was $3,827.

Year
2018
Total payroll
$24.1K
Employees
9
Median total
$2,793
Highest record
$3,827

What the records show

Compensation analytics

These summaries compare pay within the agency before listing individual records.

Salary distribution

How 2018 total compensation is spread across the 9 employees. Each bar is a pay range; taller bars mean more people earn in that range. The amber line marks the median ($2,793) — half earn less, half more. The far-right bar collects the highest earners.

Average pay composition

  • Base$2,681 (100%)
  • Overtime$0 (0%)
  • Other$0 (0%)
  • Benefits$0 (0%)

What an average paycheck here is made of — base salary versus overtime, other pay (bonuses, allowances), and benefits. A large overtime or other-pay share means take-home often exceeds base salary.

Pay percentiles

10th
25th
Median
75th
90th
$2,415
$2,429
$2,793
$3,019
$3,319

The pay ladder for this department. Someone at the 90th percentile earns $3,319 — more than 90% of the department; the 10th percentile earns $2,415. The shaded band is the middle half of employees (25th–75th percentile).

Largest job titles

The most common job titles in this department by headcount, with the median total compensation for each. Click a title to see everyone who holds it.

Trend

Year over year

How this department's total payroll, headcount, and median pay changed across the 3 published years.

YearTotal payrollEmployeesMedian pay
2016
$340.1K
18
$19,489
2017
$387.3K
13.9%
19
5.6%
$20,326
4.3%
2018
$24.1K
93.8%
9
52.6%
$2,793
86.3%

Record list

Employees

Page 1

Robert Bonakowski

Deputy Sheriff D2B/Sheriff

2018 total comp
$2,793
Base pay
$2,793
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$2,793
Hire date
2003-07-14
Middle name
W

Source-specific fields

Employee Identifier
293a4349-e9cc-4074-95c1-11c4d64804de
Fiscal Period
2018Q2
Fiscal Quarter
2
Job Code
1339
Position Id
9931864

Robert Bonakowski works as a Deputy Sheriff D2B for Sheriff. Their tenure dates to 2003, about 15 years. Robert earned $2,793 in 2018.

Tracy Cavanaugh

Deputy Sheriff D2B/Sheriff

2018 total comp
$2,793
Base pay
$2,793
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$2,793
Hire date
2003-06-16
Middle name
A

Source-specific fields

Employee Identifier
17fc7676-b94e-4f40-996b-6324f80cc681
Fiscal Period
2018Q2
Fiscal Quarter
2
Job Code
1339
Position Id
1800037

Tracy Cavanaugh is a Deputy Sheriff D2B at Sheriff. Their tenure dates to 2003, about 15 years. 2018 total compensation came to $2,793.