San Mateo librarian salary, 2025
San Mateo is a city in San Mateo County. 25 people worked as librarians for San Mateo in 2025. Those who worked the full year earned an average of $94,145.
What is the average librarian salary at San Mateo?
Official pay range1
$39,148 to $100,186
from the lowest entry salary to the top of the highest librarian title
Based on the 8 of 25 librarians who worked the full year.
- Median total pay
- $96,650
- the middle librarian: half earned more, half less
- Overtime
- $43
- average per full-year librarian
- Starting salary
- $76,336
- bottom of the Librarian I range
- Average pay rank
- 97th
- of 134 California employers
What does each librarian title at San Mateo pay?
Each bar is the official range for one title, lowest first. The dot marks the average total pay of full-year staff in that title, where at least 5 people stand behind it.1
- Librarian I PDMFewer than 5
- Librarian IFewer than 5
- Librarian II$96,394
official range average total pay, full year. "Fewer than 5" means too few full-year people in that title to show.
Library assistant pay at San Mateo
Counted on their own, kept out of the librarian figures on this page. Each group's name leads to its statewide overview. Range: the middle reported bottom and top of each group's official ranges. Pay: average total pay of full-year staff, overtime included.1
| Library staff | People | Official range | Average total pay |
|---|---|---|---|
| Librarians | 25 | $39,148 to $100,186 | $94,145 |
| Library assistants | 42 | $28,759 to $34,279 | $76,484 |
Full-year library assistants averaged $76,484, $17,661 less than librarians.
Does San Mateo pay librarians more than other employers in San Mateo County?
Average total pay of full-year librarians: San Mateo next to every employer in the county together, and the whole state.1
- San Mateo$94,145
- All employers in San Mateo County$106,472
- All employers in California$108,032
Full-year librarians at San Mateo earned $12,327 less than the San Mateo County average and $13,887 less than the California average.
Average librarian pay in San Mateo County compared to nearby counties
Average total pay of full-year librarians across all employers in each county that borders San Mateo County, and how much more or less it pays.1
- San Francisco County$124,227 average, 3 employers$17,755 more than San Mateo County
- Santa Clara County$118,031 average, 9 employers$11,559 more than San Mateo County
- Alameda County$114,732 average, 10 employers$8,260 more than San Mateo County
- Santa Cruz County$107,295 average, 3 employers$823 more than San Mateo County
Where does San Mateo rank among California employers?
Every employer with at least 5 full-year librarians, by average total pay.1
All 134 California employers
San Mateo ranks 97th of 134, below the middle employer.
Middle employer: $104,744
The 6 employers in San Mateo County
San Mateo ranks 6th of 6, below the middle employer.
Middle employer: $107,120
Each bar counts the employers whose average total pay falls in a $5,000 band. The dashed line marks the middle employer.
Pension and health cover at San Mateo
As reported by the city. Contributions are what the employer paid per full-year librarian, on top of wages.1
- Pension formula
- 2% at 62
- the most common formula among San Mateo's librarians
- Employer pension contribution
- $8,224
- average per year
- Health, dental and vision
- $16,086
- average paid by the employer per year
Questions about librarian pay at San Mateo
What is the average librarian salary at San Mateo?
Librarians at San Mateo who worked the full year earned an average of $94,145 in 2025. The middle librarian earned $96,650: half earned more, half less. The official pay range across its librarian titles runs from $39,148 to $100,186.
How much overtime do librarians at San Mateo earn?
Full-year librarians were paid an average of $43 in overtime in 2025. The middle one was paid $0: a few people with a lot of overtime pull the average up.
What is the starting salary for a librarian at San Mateo?
$76,336 a year: the bottom of the official range for San Mateo's Librarian I title in 2025, as reported. Pay rises with steps and overtime; full-year librarians averaged $94,145 in total pay.
How much does a library assistant make at San Mateo?
Full-year library assistants at San Mateo averaged $76,484 in total pay in 2025, overtime included, on an official range of $28,759 to $34,279.
What pension do librarians at San Mateo get?
The most common pension formula among San Mateo's librarians is 2% at 62, as reported by the city. The employer paid an average of $8,224 a year into the pension plan.
More salaries in San Mateo County
- San Mateo County Community College District$127,222 average total pay
- Daly City$113,756 average total pay
- Burlingame$110,652 average total pay
- San Mateo County$103,589 average total pay
- Menlo Park$99,480 average total pay
- San Brunolibrarian pay
- South San Franciscolibrarian pay
- Highest librarian salaries in CaliforniaThe best-paying employers, ranked
- Police officer salaries at San Mateo$208,430 average total pay
- 911 dispatcher salaries at San Mateo$186,934 average total pay
- Water operator salaries at San Mateo$127,225 average total pay
- Teacher salaries in San Mateo CountyEvery school district's salary schedule
Sources for the San Mateo figures
Every person who held a librarian position at San Mateo at any point in 2025 counts toward the headcount. Pay figures use only people who worked roughly the full year: those whose regular pay reached at least 90% of the bottom of their official range. Total pay is gross wages before tax, including overtime, lump sums and other pay. Averages lead; the median total pay is the middle person's, with half above and half below, and is less pulled by a few people with very high pay. Every figure covers at least 5 people.
- State Controller's Office, Government Compensation in California, 2025: positions, official pay ranges, wages, pension formula and employer contributions as reported by San Mateo.