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Cook County, Illinois / Office Chief Administrative Officer

Agency file

Office Chief Administrative Officer

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

The Office Chief Administrative Officer is a government agency that delivers public services and programs within its jurisdiction.

In 2018, this agency had 78 employees with median total compensation of $16,070; the highest distinct record was $44,423.

Year
2018
Total payroll
$1.4M
Employees
78
Median total
$16,070
Highest record
$44,423

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 78 employees. Each bar is a pay range; taller bars mean more people earn in that range. The amber line marks the median ($16,070) — half earn less, half more. The far-right bar collects the highest earners.

Average pay composition

  • Base — $17,533 (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
$11,862
$12,829
$16,070
$21,527
$27,761

The pay ladder for this department. Someone at the 90th percentile earns $27,761 — more than 90% of the department; the 10th percentile earns $11,862. The shaded band is the middle half of employees (25th–75th percentile).

Largest job titles

Clerk V
11 · $12,716
Animal Control Warden
6 · $16,349
Clerk V (Seiu73)
5 · $14,162
Clerk IV (Seiu73)
4 · $12,971
Administrative Assistant III
3 · $18,101

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
$1.4M
—
89
—
$15,158
—
2017
$1.5M
▲ 4.4%
83
▼ 6.7%
$16,608
▲ 9.6%
2018
$1.4M
▼ 6.5%
78
▼ 6.0%
$16,070
▼ 3.2%

Compare

Similar departments

Departments elsewhere with the most similar mix of roles — a proxy for the same kind of agency, matched by workforce composition rather than name. Pay is not cost-of-living adjusted.

Record list

Employees

Page 1

William Browne

Director of Veteran Affairs/Office Chief Administrative Officer

2018 total comp
$27,761
Base pay
$27,761
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$27,761
Hire date
2011-08-29
Middle name
A

Source-specific fields

Employee Identifier
64fe7b83-dfd5-448a-a1ed-fc1bb2b4234a
Fiscal Period
2018Q2
Fiscal Quarter
2
Job Code
1557
Office
1011
Position Id
9517506

William Browne works as a Director of Veteran Affairs for Office Chief Administrative Officer. Their tenure dates to 2011, about 7 years. William earned $27,761 in 2018.

Michael Davis Sr.

Administrative Analyst III/Office Chief Administrative Officer

2018 total comp
$27,761
Base pay
$27,761
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$27,761
Hire date
1989-10-17
Middle name
C

Source-specific fields

Employee Identifier
3a44b06c-fe9f-408f-9712-76296714326d
Fiscal Period
2018Q2
Fiscal Quarter
2
Job Code
293
Office
1011
Position Id
9500274

Michael Davis Sr. holds the role of Administrative Analyst III at Office Chief Administrative Officer. They have served since 1989 (about 29 years). In 2018, their total compensation was $27,761.

Keith Caldwell

Field Technician II/Office Chief Administrative Officer

2018 total comp
$26,623
Base pay
$26,623
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$26,623
Hire date
1987-07-02
Middle name
L

Source-specific fields

Employee Identifier
503abc33-c763-4e11-9565-6614b270f64a
Fiscal Period
2018Q2
Fiscal Quarter
2
Job Code
6058
Office
1011
Position Id
9518360

Keith Caldwell works as a Field Technician II for Office Chief Administrative Officer. Their tenure dates to 1987, about 31 years. Keith earned $26,623 in 2018.