The salary trajectory of a Development Assistant ranges between locations and employers. The salary starts at $0 per year (estimate) and goes up to $0 per year (estimate) for the highest level of seniority.
The estimated average salary for a Development Assistant at George Mason University is $54,058 per year or $26 per hour, but some professionals have reported earning up to roughly $78,942 per year (90th percentile). The typical pay range is between $44,563 (25th percentile) and $66,084 (75th percentile) annually. This is based on 6 salaries submitted by George Mason University Development Assistant professionals on Glassdoor, as of Jul 2026.
Development Assistant professionals typically earn between $21 and $32 per hour.
Development Assistant professionals typically earn between $3,714 and $5,507 monthly.