Administrative and Customer Assistant Salary in Illinois

How much does an Administrative and Customer Assistant make in Illinois? As of September 01, 2026, the average salary for an Administrative and Customer Assistant in Illinois is $47,469 per year, which breaks down to an hourly rate of $23.

However, an Administrative and Customer Assistant's salary can vary significantly. Here's a look at the typical salary range:

  • Top Earners (90th percentile): $56,542
  • Majority Range (25th-75th percentile): $43,213 to $52,218
  • Entry-Level (10th percentile): $39,338

Key Factors That Influence Administrative and Customer Assistant Salaries

An Administrative and Customer Assistant'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.

How Experience Level Affects Administrative and Customer Assistant Salaries?

Experience is a primary driver of an Administrative and Customer Assistant'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:

  • Entry-Level (less than 1 year): $45,346
  • Early Career (1-2 years): $46,346
  • Mid-Level (2-4 years): $48,260
  • Senior-Level (5-8 years): $49,909
  • Expert (over 8 years): $50,107
Job RoleYears of ExperienceAverage Salary
Entry Level Administrative and Customer Assistant less than 1 year $45,346
Early Career Level Administrative and Customer Assistant 1-2 years $46,346
Mid-Level Level Administrative and Customer Assistant 2-4 years $48,260
Senior-Level Level Administrative and Customer Assistant 5-8 years $49,909
Expert Level Administrative and Customer Assistant over 8 years $50,107

Top Paying Cities for Administrative and Customer Assistant

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:

  • Effingham: $43,757
  • Saint Peter: $43,696
  • Salem: $43,863

Administrative and Customer Assistant Salary by Industry: Top Paying Sectors

For Administrative and Customer Assistant roles, the industry you choose can affect earning potential by as much as 40% (the gap between the highest and lowest paying industries). Data shows that the Aerospace & Defense and Telecom sectors offer the strongest compensation, at 15% above the average. In contrast, Administrative and Customer Assistant positions in Hospitality & Leisure or Edu., Gov't. & Nonprofit typically offer lower base pay, as these industries often view Administrative and Customer Assistant as a support function rather than a direct revenue driver.

The top paying industries for an Administrative and Customer Assistant

Industry Sector Average Annual Salary Average Hourly Rate Pay vs.Avg
Aerospace & Defense $54,589 $26.0 15%
Telecom $54,589 $26.0 15%
Biotechnology $52,215 $25.0 10%
Energy & Utilities $52,215 $25.0 10%
Internet $52,215 $25.0 10%

Administrative and Customer Assistant Salary: Hourly Rate, Weekly Pay, and Monthly Pay

Understanding how an Administrative and Customer Assistant'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.

  • Yearly
  • Monthly
  • Weekly
  • Hourly
  • Table View
Last Updated on September 01, 2026
$43,213
Average $47,469/year
$52,218
$3,601
Average $3,956/month
$4,352
$831
Average $913/week
$1,004
$21
Average $23/hour
$25
Annual Salary Monthly Pay Weekly Pay Hourly Wage
75th Percentile $52,218 $4,352 $1,004 $25
Average $47,469 $3,956 $913 $23
25th Percentile $43,213 $3,601 $831 $21

Find Your Next Administrative and Customer Assistant Job

Ready to take the next step in your career? Browse thousands of current Administrative and Customer Assistant job openings on our job board. Use the search bar below to find your perfect match.

  • Powers & Moon, llc | Deerfield, IL

    Powers & Moon, llc | Deerfield, IL

    Job Description. Job Description. About Us. At Powers & Moon, LLC, we are dedicated to providing high-quality services to our health care provider clients ... more

    10 Days Ago

  • Hughes Recruiting & Consulting | Rock Falls, IL

    Hughes Recruiting & Consulting | Rock Falls, IL

    Job Description. Job Description. Customer Relations Assistant. Rock Falls.  Illinois. Our customer in Rock Falls, Illinois, is seeking motivated individua... more

    7 Days Ago

  • Lylu Wear | Springfield, IL

    Lylu Wear | Springfield, IL

    Lylu Wear is looking for a Customer Care Assistant (Remote) to join our Distribution Department in Springfield.This role supports customers throughout the ... more

    8 Days Ago

  • Triptasticadventures | Chicago, IL

    Triptasticadventures | Chicago, IL

    About the RoleWe are seeking detail-oriented individuals who enjoy helping others and organizing smooth enjoyable experiences.This remote role involves ass... more

    10 Days Ago

  • Hieu Tran - Country Financial | Lombard, IL

    Hieu Tran - Country Financial | Lombard, IL

    Job Description. Job Description. Benefits. Positive Office Culture. 401(k) matching. Flexible schedule. Opportunity for advancement. Training & developmen... more

    10 Days Ago

  • MyJobsCorner | Chicago, IL

    MyJobsCorner | Chicago, IL

    Find your next job here. Will train the right candidate. Average salaries from $12 - $22/Hr, full time and part time shifts available now. Hiring for: Cust... more

    26 Days Ago

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Where Does Our Salary Data Come From?

Salary.com salary estimates, histograms, trends, and comparisons are derived from both employer job postings and third-party data sources. We also provide multiple percentiles of salary information for your reference, click here to know Why the Salary Midpoint Formula Is Crucial to Getting Pay Equity Right. With more online, real-time compensation data than any other website, Salary.com helps you determine your exact pay target.

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