As of August 01, 2026, the average annual salary for Development Assistant in Missouri is $41,403, equivalent to $20 per hour, $796 weekly, or $3,450 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 Missouri vary widely, spanning from $30,848 to $55,035. Most professionals fall between the 25th percentile ($35,878) and 75th percentile ($48,538), while top earners (90th percentile) make $55,035 per year. This $12,660 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, Missouri Development Assistant often earn 5.0% lower than national averages due to demand from Fortune 22 companies. However, Missouri currently ranks 37 nationwide for Development Assistant job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.
