As of January 01, 2026, the average annual salary for API 653 Inspector in Missouri is $55,274, equivalent to $27 per hour, $1,063 weekly, or $4,606 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for API 653 Inspector in cities like Santa Clara, San Jose, and Fremont.
Annually Salaries for API 653 Inspector in Missouri vary widely, spanning from $43,446 to $68,582. Most professionals fall between the 25th percentile ($49,083) and 75th percentile ($62,240), while top earners (90th percentile) make $68,582 per year. This $13,157 pay gap underscores opportunities for salary growth through certifications, specialized skills like Attention to Detail or API, or targeting high-paying regions like District of Columbia or California.
Location and experience significantly influence earnings. For example, Missouri API 653 Inspector often earn 5.0% lower than national averages due to demand from Fortune 43 companies. However, Missouri currently ranks 37 nationwide for API 653 Inspector job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.