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As of August 01, 2026, the average salary for a Sergeant First Class in Illinois is $70,245 per year, which breaks down to an hourly rate of $34.
However, a Sergeant First Class's salary can vary significantly. Here’s a look at the typical salary range:
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Sergeant First Class Salaries by Percentile
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $78,335 | $6,528 | $1,506 | $38 |
| Average | $70,245 | $5,854 | $1,351 | $34 |
| 25th Percentile | $66,081 | $5,507 | $1,271 | $32 |
First Class Valet Inc - Naperville, IL
First Class Valet Inc - Springfield, IL
First Class Valet - Lake Forest, IL
First Class Valet Inc - Oak Lawn, IL
A Sergeant First Class's salary isn't a fixed number. It's shaped by several important factors. Below, we'll explore how your years of experience, geographic location and company size can directly affect your earning potential.
Experience is a primary driver of a Sergeant First Class's salary. As you build your skills and take on more complex tasks, your compensation generally increases. Here’s how the average salary grows at different career stages:
| Levels | Salary |
|---|---|
| Security ... Level Sergeant First Class | $65,790 |
| Senior Se... Level Sergeant First Class | $89,135 |
| Sergeant ... Level Sergeant First Class | $71,112 |
| Security ... Level Sergeant First Class | $93,397 |
| Security ... Level Sergeant First Class | $109,336 |
What Am I Worth?
Your salary can change significantly depending on where you work. States with a higher cost of living and strong industrial sectors often pay more to attract Sergeant First Classes. For example, consider the average annual salaries in these key locations:
Salaries can also vary between different cities. Major metropolitan areas or cities with a high demand for technicians often offer more competitive pay. Here are a few examples of average annual salaries in different U.S. cities:
For Sergeant First Class roles, the industry you choose can affect earning potential by as much as 60% (the gap between the highest and lowest paying industries). Data shows that the Energy & Utilities and Biotechnology sectors offer the strongest compensation, at 25% above the average. In contrast, Sergeant First Class positions in Transportation or Hospitality & Leisure typically offer lower base pay, as these industries often view Sergeant First Class as a support function rather than a direct revenue driver.
| Industry Sector | Average Annual Salary | Average Hourly Rate | Pay vs.Avg |
|---|---|---|---|
| Energy & Utilities | $87,806 | $42.0 | 25% |
| Biotechnology | $84,293 | $41.0 | 20% |
| Software & Networking | $84,293 | $41.0 | 20% |
| Financial Services | $80,781 | $39.0 | 15% |
| Chemicals | $77,269 | $37.0 | 10% |
Understanding how a Sergeant First Class's annual salary breaks down can help with budgeting. Below, you can see the average hourly rate, weekly pay, and monthly pay for this role. Use the buttons to switch between different pay periods.
| Annual Salary | Monthly Pay | Weekly Pay | Hourly Wage | |
|---|---|---|---|---|
| 75th Percentile | $78,335 | $6,528 | $1,506 | $38 |
| Average | $70,245 | $5,854 | $1,351 | $34 |
| 25th Percentile | $66,081 | $5,507 | $1,271 | $32 |
Ready to take the next step in your career? Browse thousands of current Sergeant First Class job openings on our job board. Use the search bar below to find your perfect match.
First Class Valet Inc
Hinsdale, IL
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Hospital Valet (Full-time). Hot Job. Hinsdale - Hinsdale, IL 60521. Overview. Salary Range $19.00 - $21.00 Hourly Position Type Full Time Job Shift Day. De... more
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Wilmette, IL
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Lead Valet. Hot Job. Wilmette - Wilmette, IL 60091. Overview. Salary Range $27.00 - $30.00 Hourly Job Shift Day. Description. WE'RE EXCITED FOR YOU TO JOIN... more
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Oak Lawn, IL
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OLNEY, MD
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About this Job: General Summary of Position Under general supervision performs stationary engineer work in the hospital power plant involving a variety of ... more
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