Advancement Office Assistant Salary in Illinois

How much does an Advancement Office Assistant make in Illinois? As of September 01, 2026, the average salary for an Advancement Office Assistant in Illinois is $46,141 per year, which breaks down to an hourly rate of $22.

However, an Advancement Office Assistant's salary can vary significantly. Here's a look at the typical salary range:

  • Top Earners (90th percentile): $58,121
  • Majority Range (25th-75th percentile): $41,645 to $52,412
  • Entry-Level (10th percentile): $37,551

Key Factors That Influence Advancement Office Assistant Salaries

An Advancement Office 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 Advancement Office Assistant Salaries?

Experience is a primary driver of an Advancement Office 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): $44,835
  • Early Career (1-2 years): $50,443
  • Mid-Level (2-4 years): $58,077
  • Senior-Level (5-8 years): $77,337
  • Expert (over 8 years): $88,803
Job RoleYears of ExperienceAverage Salary
Advancement Office Assistant less than 1 year $44,835
Sales Assistant II 1-2 years $50,443
Sales Assistant III 2-4 years $58,077
Sales Assistant Team Leader 5-8 years $77,337
Sales Support Supervisor over 8 years $88,803

Top Paying Cities for Advancement Office 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: $42,533
  • Saint Peter: $42,474
  • Salem: $42,636

Advancement Office Assistant Salary by Industry: Top Paying Sectors

For Advancement Office Assistant roles, the industry you choose can affect earning potential by as much as 55% (the gap between the highest and lowest paying industries). Data shows that the Biotechnology and Financial Services sectors offer the strongest compensation, at 20% above the average. In contrast, Advancement Office Assistant positions in Hospitality & Leisure or Edu., Gov't. & Nonprofit typically offer lower base pay, as these industries often view Advancement Office Assistant as a support function rather than a direct revenue driver.

The top paying industries for an Advancement Office Assistant

Industry Sector Average Annual Salary Average Hourly Rate Pay vs.Avg
Biotechnology $55,369 $27.0 20%
Financial Services $55,369 $27.0 20%
Pharmaceuticals $55,369 $27.0 20%
Software & Networking $55,369 $27.0 20%
Telecom $55,369 $27.0 20%

Advancement Office Assistant Salary: Hourly Rate, Weekly Pay, and Monthly Pay

Understanding how an Advancement Office 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
$41,645
Average $46,141/year
$52,412
$3,470
Average $3,845/month
$4,368
$801
Average $887/week
$1,008
$20
Average $22/hour
$25
Annual Salary Monthly Pay Weekly Pay Hourly Wage
75th Percentile $52,412 $4,368 $1,008 $25
Average $46,141 $3,845 $887 $22
25th Percentile $41,645 $3,470 $801 $20

Find Your Next Advancement Office Assistant Job

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

  • BH Garage Door | Franklin Park, IL

    BH Garage Door | Franklin Park, IL

    Job Description. Job Description. BH Garage Door is a well-established garage door general contracting company with a strong reputation with residential cu... more

    6 Days Ago

  • HCAOA | Lombard, IL

    HCAOA | Lombard, IL

    Office AssistantHomewatch CareGivers (an in-home care agency in St. Charles, IL) is searching for an Office Assistant to provide file coordination, client ... more

    7 Days Ago

  • Perry's Steakhouse and Grille | Vernon Hills, IL

    Perry's Steakhouse and Grille | Vernon Hills, IL

    Position SummaryResponsible for assisting the Management and Chef teams in a variety of projects including but not limited to:data entry, filing, taking re... more

    7 Days Ago

  • Metropolitan Family Services | Chicago, IL

    Metropolitan Family Services | Chicago, IL

    If asked to describe the culture at Metropolitan Family Services, we could do that in one word. COMMUNITY. Reflected in both our internal culture as well a... more

    7 Days Ago

  • Illinois Attorney General | Springfield, IL

    Illinois Attorney General | Springfield, IL

    Salary : $45,660.00 - $58,884.00 AnnuallyLocation : Chicago, ILJob Type: Full-TimeJob Number: 23-101Administration: Deputy Chief - AdministrationBureau: Ch... more

    7 Days Ago

  • Sarah Bush Lincoln | Greenville, IL

    Sarah Bush Lincoln | Greenville, IL

    Office AssistantThe Office Assistant is responsible for performing office duties that ensures the department/clinic runs smoothly. This includes scheduling... more

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