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Illinois / Council on Developmental Disab

Agency file

Council on Developmental Disab

Source file: Illinois — State Employee Pay / ingested Jun 18, 2026

The Council on Developmental Disab is part of the legislative branch — making laws, setting policy, and overseeing government.

In 2025, this agency had 5 employees with median total compensation of $97,600; the highest distinct record was $153,000.

Year
2025
Total payroll
$489.1K
Employees
5
Median total
$97,600
Highest record
$153,000

What the records show

Compensation analytics

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

Salary distribution

How 2025 total compensation is spread across the 5 employees. Each bar is a pay range; taller bars mean more people earn in that range. The amber line marks the median ($97,600) — half earn less, half more. The far-right bar collects the highest earners.

Average pay composition

  • Base — $0 (0%)
  • Overtime — $0 (0%)
  • Other — $97,820 (100%)
  • 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
$32,800
$68,600
$97,600
$137,100
$153,000

The pay ladder for this department. Someone at the 90th percentile earns $153,000 — more than 90% of the department; the 10th percentile earns $32,800. The shaded band is the middle half of employees (25th–75th percentile).

Largest job titles

Senior Public Service Administrative
2 · $145,050
Public Service Administrator
2 · $65,200
Accountant
1 · $68,600

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
2023
$429.8K
—
5
—
$87,800
—
2024
$530.8K
▲ 23.5%
5
±0%
$93,600
▲ 6.6%
2025
$489.1K
▼ 7.9%
5
±0%
$97,600
▲ 4.3%

Record list

Employees

Page 1

Mariel Hamer

Senior Public Service Administrative/Council on Developmental Disab

2025 total comp
$137,100
Sub-department
Personal Services
Base pay
$0
Overtime
$0
Other pay
$137,100
Benefits
$0
Total compensation
$137,100
Union / bargaining unit
Merit Compensation
Work county
Cook

Source-specific fields

4-D Exempt
Yes
Employment Status
CERTIFIED
Period Pay Rate
$5,900
Rutan Exempt
No

Mariel Hamer holds the role of Senior Public Service Administrative at Council on Developmental Disab within Personal Services. In 2025, their total compensation was $137,100. They are represented by Merit Compensation.

Mariel Hamer

Senior Public Service Administr/Council on Developmental Disab

2024 total comp
$134,100
Sub-department
Personal Services
Base pay
$0
Overtime
$0
Other pay
$134,100
Benefits
$0
Total compensation
$134,100
Union / bargaining unit
Merit Compensation
Work county
Cook

Source-specific fields

4-D Exempt
Yes
Employment Status
CERTIFIED
Period Pay Rate
$5,600
Rutan Exempt
No

At Council on Developmental Disab, Mariel Hamer serves as a Senior Public Service Administr within Personal Services. Their 2024 pay totaled $134,100. Union affiliation: Merit Compensation.

Gary Arnold

Public Service Administrator/Council on Developmental Disab

2025 total comp
$97,600
Sub-department
Personal Services
Base pay
$0
Overtime
$0
Other pay
$97,600
Benefits
$0
Total compensation
$97,600
Union / bargaining unit
Merit Compensation
Work county
Cook

Source-specific fields

4-D Exempt
Yes
Employment Status
PROB 6 MOS
Period Pay Rate
$4,100
Rutan Exempt
No

Gary Arnold holds the role of Public Service Administrator at Council on Developmental Disab within Personal Services. In 2025, their total compensation was $97,600. They are represented by Merit Compensation.

Marcia Reavis

Accountant/Council on Developmental Disab

2025 total comp
$68,600
Sub-department
Personal Services
Base pay
$0
Overtime
$0
Other pay
$68,600
Benefits
$0
Total compensation
$68,600
Union / bargaining unit
Collective Bargaining
Work county
Sangamon

Source-specific fields

4-D Exempt
Yes
Employment Status
CERTIFIED
Period Pay Rate
$3,000
Rutan Exempt
No

Marcia Reavis holds the role of Accountant at Council on Developmental Disab within Personal Services. In 2025, their total compensation was $68,600. Union affiliation: Collective Bargaining.