Project Scientist Salary in Saint Louis, MO

How much does a Project Scientist make in Saint Louis, MO?

As of May 01, 2026, the average salary for a Project Scientist in Saint Louis, MO is $104,293 per year, which breaks down to an hourly rate of $50.

However, a Project Scientist's salary can vary significantly. Here’s a look at the typical salary range:

  • Top Earners (90th percentile): $113,544
  • Majority Range (25th-75th percentile): $94,426 to $109,135
  • Entry-Level (10th percentile): $85,444
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View as table View as graph 25% $94,426 10% $85,444 90% $113,544 75% $109,135 $104,293 50%(Median) Didn’t find job title? Click

Project Scientist Salaries by Percentile

Annual
Salary		 Monthly
Pay		 Weekly
Pay		 Hourly
Wage
75th Percentile $109,135 $9,095 $2,099 $52
Average $104,293 $8,691 $2,006 $50
25th Percentile $94,426 $7,869 $1,816 $45
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Key Factors That Influence Project Scientist Salaries

A Project Scientist'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 Project Scientist Salaries?

Experience is a primary driver of a Project Scientist'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): $65,536
  • Early Career (1-2 years): $81,464
  • Mid-Level (2-4 years): $103,936
  • Senior-Level (5-8 years): $124,815
  • Expert (over 8 years): $132,872
Levels Salary
Geologist... Level Project Scientist$65,536
Geologist... Level Project Scientist$81,464
Project S... Level Project Scientist$103,936
Geologist... Level Project Scientist$124,815
Geologist... Level Project Scientist$132,872
$65,536 0 yr
$81,464 < 2 yrs
$103,936 2-4 yrs
$124,815 5-8 yrs
$132,872 > 8 yrs
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What Am I Worth?

Top Paying Cities for Project Scientists

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: $136,146
  • San Francisco: $134,655
  • Oakland: $131,818

What Skills Can Increase a Project Scientist's Salary?

Demanded Skills for the Role:

  • Analysis (Mentioned in 5.39% Job Postings): Analysis is the process of considering something carefully or using statistical methods in order to understand it or explain it.
  • Technical Writing (Mentioned in 2.07% Job Postings): Technical writing is writing or drafting technical communication used in technical and occupational fields, such as computer hardware and software, engineering, chemistry, aeronautics, robotics, finance, medical, consumer electronics, biotechnology and forestry. Technical writing encompasses the largest sub-field within technical communication. The Society for Technical Communication defines technical communication as any form of communication that exhibits one or more of the following characteristics: "(1) communicating about technical or specialized topics, such as computer applications, medical procedures, or environmental regulations; (2) communicating by using technology, such as web pages, help files, or social media sites; or (3) providing instructions about how to do something, regardless of how technical the task is".
  • Sample Collection (Mentioned in 1.36% Job Postings): Obtaining and isolating environmental samples to verify sources of contamination and assess their associated risks to public health.
See More Skills
Skills Demand Percentage
Analysis 5.39%
Technical Writing 2.07%
Sample Collection 1.36%
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 Project Scientist's salary.
  • Coaching: Can increase your salary by up to 31%.
  • Collaboration: Can increase your salary by up to 6%.
  • Microsoft Word: Can increase your salary by up to 5%.
Skill Salary Salary % Increase
Coaching
 $136,623
31%
Collaboration
 $110,550
6%
Microsoft Word
 $109,507
5%
Technical Excellence
 $109,507
5%
Sustainability
 $109,507
5%
Problem Solving
 $108,464
4%
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Project Scientist Salary: Hourly Rate, Weekly Pay, and Monthly Pay

Understanding how a Project Scientist'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 May 01, 2026
$94,426
Average $104,293/year
$109,135
$7,869
Average $8,691/month
$9,095
$1,816
Average $2,006/week
$2,099
$45
Average $50/hour
$52
Annual Salary Monthly Pay Weekly Pay Hourly Wage
75th Percentile $109,135 $9,095 $2,099 $52
Average $104,293 $8,691 $2,006 $50
25th Percentile $94,426 $7,869 $1,816 $45

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Cost of Living In Saint Louis, MO

Cost of Living in Saint Louis, MO is
-2.1% Lower
than the National Average

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