As of April 01, 2026, the average annual salary for Development Assistant in Wilmington, DE is $44,720, equivalent to $22 per hour, $860 weekly, or $3,727 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Development Assistant in cities like Santa Clara, San Jose, and Fremont.
Annually Salaries for Development Assistant in Wilmington, DE vary widely, spanning from $33,329 to $59,441. Most professionals fall between the 25th percentile ($38,758) and 75th percentile ($52,426), while top earners (90th percentile) make $59,441 per year. This $13,668 pay gap underscores opportunities for salary growth through certifications, specialized skills like Initiative or Microsoft Office, or targeting high-paying regions like District of Columbia or California.
Location and experience significantly influence earnings. For example, Wilmington Development Assistant often earn 1.4% higher than national averages. However, Wilmington currently ranks 285 statewide for Development Assistant job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.
