Department of Transportation and Hw

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

The Department of Transportation and Hw plans, builds, and maintains transportation infrastructure — roads, bridges, transit, and motor-vehicle services.

In 2018, this agency had 263 employees with median total compensation of $21,645; the highest distinct record was $155,194.

Year: 2018
Total payroll: $6.2M
Employees: 263
Median total: $21,645
Highest record: $155,194

What the records show

Compensation analytics

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

Salary distribution

$0$46,842+

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

How 2018 total compensation is spread across the 263 employees. Each bar is a pay range; taller bars mean more people earn in that range. The amber line marks the median ($21,645) — half earn less, half more. The far-right bar collects the highest earners.

Average pay composition

Base — $23,468 (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

$15,407

$19,936

$21,645

$26,609

$30,332

The pay ladder for this department. Someone at the 90th percentile earns $30,332 — more than 90% of the department; the 10th percentile earns $15,407. The shaded band is the middle half of employees (25th–75th percentile).

Largest job titles

Motor Vehicle Driver- Rr

72 · $19,965

Highway Engineer III

22 · $24,927

Laborer I

14 · $23,029

Highway Engineer IV

13 · $28,497

Road Equipment Operator

11 · $27,211

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	$5.3M —	284 —	$19,936 —
2017	$5.6M ▲ 7.3%	289 ▲ 1.8%	$19,936 ±0%
2018	$6.2M ▲ 9.5%	263 ▼ 9.0%	$21,645 ▲ 8.6%

Record list

Employees

Page 1

Phoebe Wu

Highway Engineer IV/Department of Transportation and Hw

2018 total comp

$44,132

Base pay: $44,132
Overtime: $0
Other pay: $0
Benefits: $0
Total compensation: $44,132
Hire date: 1995-02-06
Middle name: L

Source-specific fields

Employee Identifier: 3610c20f-1d47-4872-be8f-7451d87b6546
Fiscal Period: 2018Q2
Fiscal Quarter: 2
Job Code: 2206
Office: 1500
Position Id: 9517641

Phoebe Wu holds the role of Highway Engineer IV at Department of Transportation and Hw. Their tenure dates to 1995, about 23 years. In 2018, their total compensation was $44,132.