Agency file

County Assessor

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

The County Assessor is a government agency that delivers public services and programs within its jurisdiction.

In 2018, this agency had 271 employees with median total compensation of $17,235; the highest distinct record was $37,413.

Year: 2018
Total payroll: $5.1M
Employees: 271
Median total: $17,235
Highest record: $37,413

What the records show

Compensation analytics

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

Salary distribution

$354$33,293+

Hover a bar for its range; click to filter the list below.

How 2018 total compensation is spread across the 271 employees. Each bar is a pay range; taller bars mean more people earn in that range. The amber line marks the median ($17,235) — half earn less, half more. The far-right bar collects the highest earners.

Average pay composition

Base — $18,863 (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

$12,136

$13,993

$17,235

$22,893

$29,267

The pay ladder for this department. Someone at the 90th percentile earns $29,267 — more than 90% of the department; the 10th percentile earns $12,136. The shaded band is the middle half of employees (25th–75th percentile).

Largest job titles

Support Staff Iii-Assessor

17 · $13,094

Residential Junior Analyst I

10 · $14,216

Taxpayer Information Junior Specialist

10 · $13,001

Taxpayer Information Senior Special I

8 · $15,286

Ic Valuations Group Leader III

6 · $25,709

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.

Year	Total payroll	Employees	Median pay
2016	$5.4M —	309 —	$16,363 —
2017	$5.4M ▲ 0.9%	286 ▼ 7.4%	$17,235 ▲ 5.3%
2018	$5.1M ▼ 5.3%	271 ▼ 5.2%	$17,235 ±0%

Record list

Employees

Page 1

Geralynn Johnson

Taxpayer Information Specialist I/County Assessor

2017 total comp

$1,071

Base pay: $1,071
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $1,071
Hire date: 2016-06-13
Middle name: C

Source-specific fields

Employee Identifier: 1889f566-cb4e-4049-bc84-3da1b9ea82cc
Fiscal Period: 2017Q4
Fiscal Quarter: 4
Job Code: 4911
Office: 1040
Position Id: 9500743

At County Assessor, Geralynn Johnson serves as a Taxpayer Information Specialist I. Their tenure dates to 2016, about a year. Their 2017 pay totaled $1,071.

Marguerite White

Residential Senior Field Inspector III/County Assessor

2017 total comp

$962

Base pay: $962
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $962
Hire date: 1987-10-05
Middle name: E

Source-specific fields

Employee Identifier: 278de3d2-0a81-4bc9-8392-4d40c8a3017e
Fiscal Period: 2017Q3
Fiscal Quarter: 3
Job Code: 5051
Office: 1040
Position Id: 9500791

Marguerite White is a Residential Senior Field Inspector III at County Assessor. Their tenure dates to 1987, about 30 years. 2017 total compensation came to $962.