As of September 01, 2026, the average annual salary for Development Assistant in Gillette, WY is $42,583, equivalent to $20 per hour, $819 weekly, or $3,549 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Development Assistant in cities like San Jose, Santa Clara, and San Francisco.
Annually Salaries for Development Assistant in Gillette, WY vary widely, spanning from $31,732 to $56,604. Most professionals fall between the 25th percentile ($36,903) and 75th percentile ($49,922), while top earners (90th percentile) make $56,604 per year. This $13,019 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, Gillette Development Assistant often earn 1.9% lower than national averages. However, Gillette currently ranks 428 statewide for Development Assistant job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.
