As of October 01, 2026, the average annual salary for Plastic Engineer in Delaware is $91,794, equivalent to $44 per hour, $1,765 weekly, or $7,650 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Plastic Engineer in cities like San Jose, Santa Clara, and San Francisco.
Annually Salaries for Plastic Engineer in Delaware vary widely, spanning from $80,264 to $107,139. Most professionals fall between the 25th percentile ($85,759) and 75th percentile ($99,826), while top earners (90th percentile) make $107,139 per year. This $14,067 pay gap underscores opportunities for salary growth through certifications, specialized skills like Analysis or Design Engineering, or targeting high-paying regions like District of Columbia or California.
Location and experience significantly influence earnings. For example, Delaware Plastic Engineer often earn 1.3% higher than national averages due to demand from Fortune 57 companies. However, Delaware currently ranks 16 nationwide for Plastic Engineer job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.
