As of February 01, 2026, the average annual salary for Data Assistant in San Jose, CA is $99,158, equivalent to $48 per hour, $1,907 weekly, or $8,263 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Data Assistant in cities like Santa Clara, San Jose, and Fremont.
Annually Salaries for Data Assistant in San Jose, CA vary widely, spanning from $71,743 to $103,606. Most professionals fall between the 25th percentile ($84,808) and 75th percentile ($101,486), while top earners (90th percentile) make $103,606 per year. This $16,678 pay gap underscores opportunities for salary growth through certifications, specialized skills like Analysis or ERP, or targeting high-paying regions like District of Columbia or California.
Location and experience significantly influence earnings. For example, San Jose Data Assistant often earn 14.4% higher than national averages. However, San Jose currently ranks 2 statewide for Data Assistant job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.
