California · 2025 pay · 138 people
How much does an office assistant extra help make in California?
$3,564typical pay for a office assistant extra help in 2025
$2,121 – $6,876what most people earned
Includes everyone paid during 2025, including part-year workers. Typical pay fell 86.6% from 2024.
✓ Official data from 4 agencies · Matches each agency's latest release · Show sourcesHide sources
- San Mateo County · smcgov.org ↗
- California State Controller's Office · sco.ca.gov ↗
- California State Controller's Office · sco.ca.gov ↗
- California State Controller's Office · sco.ca.gov ↗
Where office assistant extra helps work
Typical pay at each employer, 2025 (everyone paid).
Highest-paid office assistant extra helps, 2025
- 1Yeyu LuOffice Assistant I Extra help · San Mateo County$65,080
- 2Phillip WooOffice Assistant I Extra help · San Mateo County$18,400
- 3George H RogersOffice Assistant I Extra help · San Mateo County$18,392
- 4Kent WooOffice Assistant I Extra help · San Mateo County$17,050
- 5Terrence LamOffice Assistant I Extra help · San Mateo County$16,250
Common questions
How much does an office assistant extra help make in California?
The typical office assistant extra help was paid $3,564 in 2025; most earned between $2,121 and $6,876. This counts all 138 people paid, including part-year workers.
How much of the pay is overtime?
Overtime made up 7.2% of all pay for office assistant extra helps in 2025.
Which job titles are included?
Everyone whose payroll title is Office Assistant Extra help, at any level (for example "Office Assistant Extra help"). Part-time-schedule titles (such as "20 hours") are left out. Senior, supervising and trainee titles have their own pages.
Job titles are written out in full from the payroll's abbreviations (for example "SR CRRECTNL POLC OFCR" → "Senior Correctional Police Officer"). "Typical pay" is the median; "most earned" is the middle half. How we calculate this