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Administrative Assistant to Owner Salary in California

How much does an Administrative Assistant to Owner make in California? As of September 01, 2026, the average salary for an Administrative Assistant to Owner in California is $50,822 per year, which breaks down to an hourly rate of $24.

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

  • Top Earners (90th percentile): $64,017
  • Majority Range (25th-75th percentile): $45,869 to $57,729
  • Entry-Level (10th percentile): $41,360
Salary Factors Salary by Experience Related Job Salaries Top Paying Cities Explore Related Jobs

Check out Administrative Assistant to Owner Job Openings in California

Key Factors That Influence Administrative Assistant to Owner Salaries

An Administrative Assistant to Owner'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 Assistant to Owner Salaries?

Experience is a primary driver of an Administrative Assistant to Owner'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): $49,383
  • Early Career (1-2 years): $55,560
  • Mid-Level (2-4 years): $63,968
  • Senior-Level (5-8 years): $85,182
  • Expert (over 8 years): $97,812
Job RoleYears of ExperienceAverage Salary
Administrative Assistant to Owner less than 1 year $49,383
Sales Assistant II 1-2 years $55,560
Sales Assistant III 2-4 years $63,968
Sales Assistant Team Leader 5-8 years $85,182
Sales Support Supervisor over 8 years $97,812

How Do Administrative Assistant to Owner Salaries Vary from State to State?

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 Administrative Assistant to Owners. For example, consider the average annual salaries in these key locations:

  • District of Columbia: $51,015.
  • California: $50,822.
  • Massachusetts: $50,144.

Top Paying Cities for Administrative Assistant to Owner

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:

  • Los Angeles: $50,909
  • West Hollywood: $50,872
  • Dodgertown: $50,909

Administrative Assistant to Owner Salary by Industry: Top Paying Sectors

For Administrative Assistant to Owner 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, Administrative Assistant to Owner positions in Hospitality & Leisure or Edu., Gov't. & Nonprofit typically offer lower base pay, as these industries often view Administrative Assistant to Owner as a support function rather than a direct revenue driver.

The top paying industries for an Administrative Assistant to Owner

Industry Sector Average Annual Salary Average Hourly Rate Pay vs.Avg
Biotechnology $60,986 $29.0 20%
Financial Services $60,986 $29.0 20%
Pharmaceuticals $60,986 $29.0 20%
Software & Networking $60,986 $29.0 20%
Telecom $60,986 $29.0 20%

Administrative Assistant to Owner Salary: Hourly Rate, Weekly Pay, and Monthly Pay

Understanding how an Administrative Assistant to Owner'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
$45,869
Average $50,822/year
$57,729
$3,822
Average $4,235/month
$4,811
$882
Average $977/week
$1,110
$22
Average $24/hour
$28
Annual Salary Monthly Pay Weekly Pay Hourly Wage
75th Percentile $57,729 $4,811 $1,110 $28
Average $50,822 $4,235 $977 $24
25th Percentile $45,869 $3,822 $882 $22

Find Your Next Administrative Assistant to Owner Job

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

  • MRC Rock & Sand, LLC | Santa Paula, CA

    Administrative Assistant

    MRC Rock & Sand, LLC | Santa Paula, CA

    Job Summary We are seeking a dedicated and organized Administrative Assistant to support our executive staff.This role involves working closely with senior... more

    3 Days Ago

  • Andrikopoulos Chiochios Accountants | Menlo Park, CA

    Administrative Assistant

    Andrikopoulos Chiochios Accountants | Menlo Park, CA

    ABOUT US Andrikopoulos & Chiochios Accountants LLP is a full-service accounting and tax firm focused on small business and individual taxation.We are seeki... more

    3 Days Ago

  • Yocha Dehe Wintun Nation | Brooks, CA

    Administrative Assistant

    Yocha Dehe Wintun Nation | Brooks, CA

    Summary: Yocha Dehe Wintun Nation (Yocha Dehe or Tribe) is a federally recognized tribal government.The Tribe's mission is to provide for the health and we... more

    3 Days Ago

  • Champion Electric, Inc. | Riverside, CA

    Administrative Assistant

    Champion Electric, Inc. | Riverside, CA

    Come join the Champion Electric team. Champion Electric Inc.is looking for a friendly, dependable, and organized Administrative Assistant to join our team.... more

    3 Days Ago

  • Livingstone Community Health Clinic | Fullerton, CA

    Administrative Assistant

    Livingstone Community Health Clinic | Fullerton, CA

    Livingstone Community Health Clinic is a Federally Qualified Health Center Look-Alike (FQHC LAL) with the mission To share love and support for the people ... more

    3 Days Ago

  • Baltes & Associates, CPAs | Palm Desert, CA

    Administrative Assistant

    Baltes & Associates, CPAs | Palm Desert, CA

    Job Description If interested, please email resume' to mindym@baltescpa.com Position open with accounting firm.Must be organized, responsible and self moti... more

    3 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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