As of June 01, 2026, the average annual salary for Plumbing Engineer in Middletown, DE is $74,701, equivalent to $36 per hour, $1,437 weekly, or $6,225 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Plumbing Engineer in cities like San Jose, Santa Clara, and San Francisco.
Annually Salaries for Plumbing Engineer in Middletown, DE vary widely, spanning from $55,325 to $88,775. Most professionals fall between the 25th percentile ($64,559) and 75th percentile ($82,068), while top earners (90th percentile) make $88,775 per year. This $17,509 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, Middletown Plumbing Engineer often earn 0.0% higher than national averages. However, Middletown currently ranks 289 statewide for Plumbing Engineer job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.
