As of June 01, 2026, the average annual salary for Plumber's Assistant in Mount Prospect, IL is $66,597, equivalent to $32 per hour, $1,281 weekly, or $5,550 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Plumber's Assistant in cities like San Jose, Santa Clara, and San Francisco.
Annually Salaries for Plumber's Assistant in Mount Prospect, IL vary widely, spanning from $49,323 to $79,144. Most professionals fall between the 25th percentile ($57,555) and 75th percentile ($73,164), while top earners (90th percentile) make $79,144 per year. This $15,609 pay gap underscores opportunities for salary growth through certifications, specialized skills like Customer Service or Repairing, or targeting high-paying regions like District of Columbia or California.
Location and experience significantly influence earnings. For example, Mount Prospect Plumber's Assistant often earn 0.0% higher than national averages. However, Mount Prospect currently ranks 280 statewide for Plumber's Assistant job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.