GCGovComp.app

Cook County, Illinois / County Treasurer

Agency file

County Treasurer

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

The County Treasurer manages public finances — collecting revenue and taxes, budgeting, accounting, and financial oversight.

In 2018, this agency had 78 employees with median total compensation of $20,687; the highest distinct record was $44,021.

Year
2018
Total payroll
$1.7M
Employees
78
Median total
$20,687
Highest record
$44,021

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 ($20,687) — half earn less, half more. The far-right bar collects the highest earners.

Average pay composition

  • Base$22,121 (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
$11,748
$16,888
$20,687
$28,179
$33,654

The pay ladder for this department. Someone at the 90th percentile earns $33,654 — more than 90% of the department; the 10th percentile earns $11,748. 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
$1.9M
107
$17,545
2017
$1.9M
0.9%
112
4.7%
$17,373
1.0%
2018
$1.7M
9.7%
78
30.4%
$20,687
19.1%

Record list

Employees

Page 1

Nicki Tiniakos

Administrative Analyst I/County Treasurer

2018 total comp
$13,327
Base pay
$13,327
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$13,327
Hire date
2015-07-28

Source-specific fields

Employee Identifier
b546b5f1-9025-4505-8f73-19e420df936f
Fiscal Period
2018Q2
Fiscal Quarter
2
Job Code
291
Office
1060
Position Id
1395

At County Treasurer, Nicki Tiniakos serves as a Administrative Analyst I. Hired in 2015, they have about 3 years of service. Their 2018 pay totaled $13,327.

Monica Frey

Systems Analyst V/County Treasurer

2016 total comp
$12,133
Base pay
$12,133
Overtime
$0
Other pay
$0
Benefits
$0
Total compensation
$12,133
Hire date
2011-06-27

Source-specific fields

Employee Identifier
b4f80149-078b-4fe6-9558-7e9b48316129
Fiscal Period
2016Q3
Fiscal Quarter
3
Job Code
1114
Office
1060
Position Id
1300072

Monica Frey is a Systems Analyst V at County Treasurer. Hired in 2011, they have about 5 years of service. 2016 total compensation came to $12,133.