As of September 01, 2026, the average annual salary for Petroleum Chemist in Washington is $80,928, equivalent to $39 per hour, $1,556 weekly, or $6,744 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Petroleum Chemist in cities like San Jose, Santa Clara, and San Francisco.
Annually Salaries for Petroleum Chemist in Washington vary widely, spanning from $63,775 to $94,865. Most professionals fall between the 25th percentile ($71,949) and 75th percentile ($88,223), while top earners (90th percentile) make $94,865 per year. This $16,274 pay gap underscores opportunities for salary growth through certifications, specialized skills like Analysis or Analytical Chemistry, or targeting high-paying regions like District of Columbia or California.
Location and experience significantly influence earnings. For example, Washington Petroleum Chemist often earn 8.4% higher than national averages due to demand from Fortune 57 companies. However, Washington currently ranks 4 nationwide for Petroleum Chemist job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.
