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Legal Assistant III Salary in the United States

How much does a Legal Assistant III make in the United States?

As of August 01, 2026, the average salary for a Legal Assistant III in the United States is $88,905 per year, which breaks down to an hourly rate of $43.

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

  • Top Earners (90th percentile): $96,596
  • Majority Range (25th-75th percentile): $77,238 to $92,931
  • Entry-Level (10th percentile): $66,616

Key Factors That Influence Legal Assistant III Salaries

A Legal Assistant 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 and company size can directly affect your earning potential.

How Experience Level Affects Legal Assistant III Salaries?

Experience is a primary driver of a Legal Assistant 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:

  • Legal Assistant I (0-1 years): $58,680
  • Legal Assistant II (1-3 years): $78,106
  • Legal Assistant III (3-5 years): $88,905
  • Legal Assistant IV (5-7 years): $97,788
  • Paralegal Supervisor (7+ years): $93,801
Job Role Years of Experience Average Salary
Legal Assistant I0-1 years$58,680
Legal Assistant II1-3 years$78,106
Legal Assistant III3-5 years$88,905
Legal Assistant IV5-7 years$97,788
Paralegal Supervisor7+ years$93,801

Top Paying Cities for Legal Assistant III

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: $112,136
  • San Francisco: $110,908
  • Oakland: $108,571

Legal Assistant III Salary by Company Size: Startups vs. Enterprise

Legal Assistant III salary potential scales significantly with company size. Data shows that Enterprise companies (5,000+ employees) pay the highest average salary at around $99,524. While startup companies pay approximate $84,195.

Legal Assistant III Salary by Company Size

Company Size Employees Average Salary
Startup 1~50 $84,195
Growth Stage 51~500 $89,046
Established 501~5000 $96,108
Enterprise 5000+ $99,524

Legal Assistant III Salary by Industry: Top Paying Sectors

For Legal Assistant III roles, the industry you choose can affect earning potential by as much as 70% (the gap between the highest and lowest paying industries). Data shows that the Internet and Biotechnology sectors offer the strongest compensation, at 40% above the average. In contrast, Legal Assistant positions in Retail & Wholesale or Hospitality & Leisure typically offer lower base pay, as these industries often view Legal Assistant III as a support function rather than a direct revenue driver.

The top paying industries for a Legal Assistant III

Industry Sector Average Annual Salary Average Hourly Rate Pay vs.Avg
Internet$124,467$60.040%
Biotechnology$111,131$53.025%
Energy & Utilities$106,686$51.020%
Software & Networking$106,686$51.020%
Insurance$102,241$49.015%

Legal Assistant III Salary: Hourly Rate, Weekly Pay, and Monthly Pay

Understanding how a Legal Assistant III'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.

Last Updated on August 01, 2026
$77,238
Average $88,905/year
$92,931
$6,437
Average $7,409/month
$7,744
$1,485
Average $1,710/week
$1,787
$37
Average $43/hour
$45
Annual Salary Monthly Pay Weekly Pay Hourly Wage
75th Percentile $92,931 $7,744 $1,787 $45
Average $88,905 $7,409 $1,710 $43
25th Percentile $77,238 $6,437 $1,485 $37

Legal Assistant III Salary Growth & Career Path

For a Legal Assistant III, the most direct path to higher earnings is advancing to the Legal Assistant IV role. This promotion typically comes with a significant pay increase, bringing the average annual salary to $97,788 - a projected growth of 10% over your current level.

Most common benefits for Legal Assistant III

  • Social Security
  • 401 (k)
  • Disability
  • Healthcare
  • Pension
  • Time Off (days)

Common company salaries for Legal Assistant III

Here are companies hiring for Legal Assistant III and their salaries, click below for more details.

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FAQ about Legal Assistant III

1. Where can a Legal Assistant III earn the most?

A Legal Assistant III's earning potential can vary widely depending on several factors, including location, industry, experience, education, and the specific employer. According to the latest salary data by Salary.com, a Legal Assistant III earns the most in San Jose, CA, where the annual salary of a Legal Assistant III is $112,136.

2. What is the highest pay for Legal Assistant III?

The highest pay for Legal Assistant III is $96,596.

3. What is the lowest pay for Legal Assistant III?

The lowest pay for Legal Assistant III is $66,616.

4. What are the responsibilities of Legal Assistant III?

Performs administrative and paralegal duties for attorneys or legal firms. Utilizes a variety of sources such as statutes, recorded judicial decisions, legal articles, and legal codes to research and analyze legal topics. Drafts and edits legal documents such as briefs, pleadings, motions, and contracts. Conducts fact-finding, data collection, and analysis used to prepare statements and arguments. Manages, organizes, and archives documents with software tools and technology. Assists with scheduling and client correspondence. Typically requires an associate degree. Typically requires Paralegal Certification. Typically reports to an attorney. Works independently within established procedures associated with the specific job function. Has gained proficiency in multiple competencies relevant to the job. Typically requires 3-5 years of related experience.

5. What industry pays the highest salary for Legal Assistant III?

The Internet industry offers the highest average compensation for Legal Assistant III roles, with salaries approximately 40% above the market median.

Where Does Our Salary Data Come From?

Salary.com provides salary estimates, histograms, trends, and comparisons using data from employer job postings and third-party sources.

We offer detailed salary information across multiple percentiles for your reference. (Click here to learn Why the Salary Midpoint Formula Is Crucial for Achieving Pay Equity.)

With the most extensive online, real-time compensation data available, Salary.com helps you pinpoint your exact pay target.

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