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Cook County, Illinois / Department of Corrections

Agency file

Department of Corrections

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

The Department of Corrections runs the corrections system — operating prisons and jails, supervising people in custody, and managing parole or probation.

In 2018, this agency had 590 employees with median total compensation of $14,457; the highest distinct record was $44,106.

Year
2018
Total payroll
$8.2M
Employees
590
Median total
$14,457
Highest record
$44,106

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 590 employees. Each bar is a pay range; taller bars mean more people earn in that range. The amber line marks the median ($14,457) — half earn less, half more. The far-right bar collects the highest earners.

Average pay composition

  • Base — $13,912 (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
$9,539
$12,720
$14,457
$15,908
$17,150

The pay ladder for this department. Someone at the 90th percentile earns $17,150 — more than 90% of the department; the 10th percentile earns $9,539. The shaded band is the middle half of employees (25th–75th percentile).

Largest job titles

Correctional Officer
376 · $14,281
Investigator II Inten Supervisor
47 · $16,050
Correctional Lieutenant
34 · $18,351
Deputy Sheriff D2B
25 · $15,767
Clerk V (Seiu73)
12 · $9,646

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

Elena Villarreal

Correctional Sergeant/Department of Corrections

2018 total comp
$21,281
Base pay
$21,281
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$21,281
Hire date
2005-05-31

Source-specific fields

Employee Identifier
5c41c38f-fc7b-4a2c-a00d-3735f0f786a3
Fiscal Period
2018Q2
Fiscal Quarter
2
Job Code
1361
Office
1239
Position Id
1804841

Elena Villarreal works as a Correctional Sergeant for Department of Corrections. Their tenure dates to 2005, about 13 years. Elena earned $21,281 in 2018.

Don Beachem Jr

Superintendent-Doc/Department of Corrections

2018 total comp
$20,964
Base pay
$20,964
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$20,964
Hire date
2000-04-24
Middle name
W

Source-specific fields

Employee Identifier
f2b97cae-bc7d-42ce-b0f0-f9f738e3e336
Fiscal Period
2018Q2
Fiscal Quarter
2
Job Code
1351
Office
1239
Position Id
1804428

Don Beachem Jr holds the role of Superintendent-Doc at Department of Corrections. Their tenure dates to 2000, about 18 years. In 2018, their total compensation was $20,964.

Damita Delitz

Correctional Lieutenant/Department of Corrections

2018 total comp
$20,757
Base pay
$20,757
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$20,757
Hire date
1995-09-05

Source-specific fields

Employee Identifier
c7602758-37c8-4d48-bb33-03abd838ad11
Fiscal Period
2018Q2
Fiscal Quarter
2
Job Code
1355
Office
1239
Position Id
1804540

At Department of Corrections, Damita Delitz serves as a Correctional Lieutenant. Their tenure dates to 1995, about 23 years. Their 2018 pay totaled $20,757.

Dena Williams

Director II/Department of Corrections

2018 total comp
$20,740
Sub-department
Community Supervision
Base pay
$20,740
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$20,740
Hire date
2015-01-30
Employment type
Salaried
Middle name
Nichole

Source-specific fields

Class Code
8039
Position Number
013626

Dena Williams works as a Director II for Department of Corrections within Community Supervision. Their tenure dates to 2015, about 3 years as a salaried employee. Dena earned $20,740 in 2018.

Albert Martinez

Correctional Lieutenant/Department of Corrections

2018 total comp
$20,679
Base pay
$20,679
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$20,679
Hire date
1993-06-21

Source-specific fields

Employee Identifier
1b460191-c5aa-437b-b500-9a7e22320967
Fiscal Period
2018Q2
Fiscal Quarter
2
Job Code
1355
Office
1239
Position Id
1804364

Albert Martinez works as a Correctional Lieutenant for Department of Corrections. They have served since 1993 (about 25 years). Albert earned $20,679 in 2018.

Bernadette Lattimore-Truvillion

Correctional Lieutenant/Department of Corrections

2018 total comp
$20,651
Base pay
$20,651
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$20,651
Hire date
1999-03-02

Source-specific fields

Employee Identifier
79992893-df3f-4be2-b4b5-669932f9aeaf
Fiscal Period
2018Q2
Fiscal Quarter
2
Job Code
1355
Office
1239
Position Id
1805104

Bernadette Lattimore-Truvillion is a Correctional Lieutenant at Department of Corrections. They have served since 1999 (about 19 years). 2018 total compensation came to $20,651.

James Koch

Investigator II Inten Supervisor/Department of Corrections

2018 total comp
$20,554
Sub-department
Adult Male Custody Oper
Base pay
$20,554
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$20,554
Hire date
2005-10-07
Employment type
Salaried
Middle name
K

Source-specific fields

Class Code
8005
Position Number
013128

James Koch holds the role of Investigator II Inten Supervisor at Department of Corrections within Adult Male Custody Oper. Their tenure dates to 2005, about 13 years as a salaried employee. In 2018, their total compensation was $20,554.