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Cook County, Illinois / Sheriff Administrative & HR

Agency file

Sheriff Administrative & HR

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

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

In 2018, this agency had 84 employees with median total compensation of $13,224; the highest distinct record was $24,985.

Year
2018
Total payroll
$998.9K
Employees
84
Median total
$13,224
Highest record
$24,985

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 84 employees. Each bar is a pay range; taller bars mean more people earn in that range. The amber line marks the median ($13,224) — half earn less, half more. The far-right bar collects the highest earners.

Average pay composition

  • Base — $11,892 (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
$2,844
$4,631
$13,224
$16,153
$19,296

The pay ladder for this department. Someone at the 90th percentile earns $19,296 — more than 90% of the department; the 10th percentile earns $2,844. The shaded band is the middle half of employees (25th–75th percentile).

Largest job titles

County Police Officer
15 · $14,467
Correctional Officer
13 · $9,538
Administrative Assistant III
5 · $13,246
Correctional Sergeant
4 · $3,456
Director - Sheriff
2 · $21,497

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.

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

Gregory Ernst

Deputy Director/Sheriff Administrative & HR

2018 total comp
$15,503
Base pay
$15,503
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$15,503
Hire date
1995-06-12
Middle name
T

Source-specific fields

Employee Identifier
2555e9fe-25af-4cde-b34f-fb7452bb4573
Fiscal Period
2018Q2
Fiscal Quarter
2
Job Code
5205
Office
1214
Position Id
1803366

Gregory Ernst works as a Deputy Director for Sheriff Administrative & HR. Their tenure dates to 1995, about 23 years. Gregory earned $15,503 in 2018.

Elizabeth Potter

Deputy Sheriff II/Sheriff Administrative & HR

2018 total comp
$15,224
Base pay
$15,224
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$15,224
Hire date
2004-07-19
Middle name
A

Source-specific fields

Employee Identifier
92610df4-acab-4e41-852e-6c2ee9ff84a5
Fiscal Period
2018Q2
Fiscal Quarter
2
Job Code
1333
Office
1214
Position Id
1803368

Elizabeth Potter is a Deputy Sheriff II at Sheriff Administrative & HR. Their tenure dates to 2004, about 14 years. 2018 total compensation came to $15,224.

Kenneth Johnson

County Police Officer/Sheriff Administrative & HR

2018 total comp
$15,216
Base pay
$15,216
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$15,216
Hire date
1984-07-16
Middle name
E

Source-specific fields

Employee Identifier
0d84bc8c-6c2f-4442-bb35-324d7710895e
Fiscal Period
2018Q2
Fiscal Quarter
2
Job Code
1328
Office
1214
Position Id
1803424

Kenneth Johnson holds the role of County Police Officer at Sheriff Administrative & HR. Their tenure dates to 1984, about 34 years. In 2018, their total compensation was $15,216.

Doris Jones

Administrative Support VI/Sheriff Administrative & HR

2018 total comp
$14,979
Base pay
$14,979
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$14,979
Hire date
1994-07-14
Middle name
J

Source-specific fields

Employee Identifier
ea7bb772-f494-411f-b3bb-05a0fd4db6f9
Fiscal Period
2018Q2
Fiscal Quarter
2
Job Code
5802
Office
1214
Position Id
1803458

Doris Jones is a Administrative Support VI at Sheriff Administrative & HR. Hired in 1994, they have about 24 years of service. 2018 total compensation came to $14,979.