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Cost Analyst III Salary in Mount Prospect, IL

How much does a Cost Analyst III make in Mount Prospect, IL?

As of July 01, 2026, the average salary for a Cost Analyst III in Mount Prospect, IL is $96,558 per year, which breaks down to an hourly rate of $46.

However, a Cost Analyst III's salary can vary significantly. Here’s a look at the typical salary range:

  • Top Earners (90th percentile): $112,427
  • Majority Range (25th-75th percentile): $86,298 to $104,864
  • Entry-Level (10th percentile): $76,958
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View as table View as graph 25% $86,298 10% $76,958 90% $112,427 75% $104,864 $96,558 50%(Median) Didn’t find job title? Click

Cost Analyst III Salaries by Percentile

Annual
Salary		 Monthly
Pay		 Weekly
Pay		 Hourly
Wage
75th Percentile $104,864 $8,739 $2,017 $50
Average $96,558 $8,046 $1,857 $46
25th Percentile $86,298 $7,192 $1,660 $41
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Key Factors That Influence Cost Analyst III Salaries

A Cost Analyst III'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, skills, and company size can directly affect your earning potential.

How Experience Level Affects Cost Analyst Salaries?

Experience is a primary driver of a Cost Analyst III'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:

  • Cost Analyst I (0-2 years): $67,589
  • Cost Analyst II (2-4 years): $84,258
  • Cost Analyst III (4-7 years): $96,558
  • Cost Analyst IV (7+ years): $122,900
Job Role Years of Experience Average Salary
Cost Analyst I0-2 years$67,589
Cost Analyst II2-4 years$84,258
Cost Analyst III4-7 years$96,558
Cost Analyst IV7+ years$122,900
$67,589 Cost Anal...
$84,258 Cost Anal...
$96,558 Cost Anal...
$122,900 Cost Anal...
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What Am I Worth?

Top Paying Cities for Cost Analyst IIIs

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:

  • San Jose: $119,540
  • San Francisco: $118,231
  • Oakland: $115,739

What Skills Can Increase a Cost Analyst III's Salary?

Demanded Skills for the Role:

  • Analysis (Mentioned in 21.38% Job Postings): Analysis is the process of considering something carefully or using statistical methods in order to understand it or explain it.
  • Purchasing (Mentioned in 1.7% Job Postings): Purchasing refers to a business or organization attempting to acquire goods or services to accomplish its goals. Although there are several organizations that attempt to set standards in the purchasing process, processes can vary greatly between organizations. Typically the word “purchasing” is not used interchangeably with the word “procurement”, since procurement typically includes expediting, supplier quality, and transportation and logistics (T&L) in addition to purchasing.
  • Microsoft Excel (Mentioned in 1.29% Job Postings): Microsoft Excel is a spreadsheet developed by Microsoft for Windows, macOS, Android and iOS. It features calculation or computation capabilities, graphing tools, pivot tables, and a macro programming language called Visual Basic for Applications.
See More Skills
Skills Demand Percentage
Analysis 21.38%
Purchasing 1.7%
Microsoft Excel 1.29%
What skills can make your compensation higher?
Mastering certain specialized skills can lead to a significant increase in pay. Here are examples of skills and the potential impact they can have on a Cost Analyst III's salary.
  • Data Analysis: Can increase your salary by up to 4%.
  • Project Control: Can increase your salary by up to 4%.
  • Commitment: Can increase your salary by up to 4%.
Skill Salary Salary % Increase
Data Analysis
 $100,420
4%
Project Control
 $100,420
4%
Commitment
 $100,420
4%
Communicates Effectively
 $99,454
3%
Financial Management
 $99,454
3%
Scheduling
 $99,454
3%
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Cost Analyst III Salary by Company Size: Startups vs. Enterprise

Cost Analyst III salary potential scales significantly with company size. Data shows that Enterprise companies (5,000+ employees) pay the highest average salary at around $107,999. While startup companies pay approximate $91,335.

Cost Analyst III Salary by Company Size

Company Size Employees Average Salary
Startup1~50$91,335
Growth Stage51~500$96,601
Established501~5000$104,294
Enterprise5000+$107,999
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