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Los Angeles County / La County Library / Librarian IV

Job-title file

Librarian IV

Manage collections and information services and help patrons with research and access.

52 employees hold this title in La County Library. Median total compensation for the role is $169,179, above the department median of $74,734.

Employees
52
Total payroll
$8.4M
Role median
$169,179
Agency median
$74,734
Comparison
Above

What the records show

Role pay distribution

Pay distribution for this role

$1,884$188,782+

Hover a bar for its range; click to filter the list below.

How total compensation varies among the 52 people in this role. Even for one job title, pay differs with seniority, step, overtime, and tenure. Each bar is a pay range; the far-right bar collects the highest earners.

Compared with the local labor market

Librarian IV pay vs. the Los Angeles-Long Beach-Anaheim, CA area

Across all employers in the Los Angeles-Long Beach-Anaheim, CA area, the median wage for Librarians and Media Collections Specialists — about 3,270 people — is $97,510. La County Library pays a median base salary of $95,054 for this role, 3% below that figureabout the 47th percentile of local pay for the occupation.

Where La County Library sits in the local pay range

10th
25th
Median
75th
90th
$54,600
$75,730
$97,510
$102,910
$134,100
La County Library median · $95,054

The bar is the range of annual wages for Librarians and Media Collections Specialists across every employer in the Los Angeles-Long Beach-Anaheim, CA area, from the 10th to the 90th percentile, with the middle 50% highlighted. The marker shows La County Library’s median base salary for this role. Both figures are base pay only.

And across the country

Nationwide, the median wage for Librarians and Media Collections Specialists — about 133,790 people — is $68,270. La County Library’s median base salary is 39% above that national figure, about the 83rd percentile of pay for the occupation nationally.

10th
25th
Median
75th
90th
$43,660
$56,310
$68,270
$84,480
$103,990
La County Library median · $95,054

Local and national wages differ for reasons beyond how well a job pays — cost of living, the mix of employers, and local demand for the occupation all move the Los Angeles-Long Beach-Anaheim, CA range relative to the national one.

Computed over the 283 of 298 people in this role paid at least $25,000in base salary. The rest are part-year or part-time records, whose actual pay isn’t comparable to a full-time annual wage.

Median total compensation for this role at La County Library is $149,780, which includes overtime and employer-paid benefits. The benchmark above excludes both, so total compensation is deliberately not compared against it.

Benchmark: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics (May 2025). BLS Occupational Employment and Wage Statistics (OEWS) covers all employers in the area — private, non-profit, and government alike — so this is a comparison against the whole local labor market for the occupation, not against private-sector pay. OEWS wages are straight-time pay and exclude overtime, shift differentials, and employer-paid benefits, so the government figure shown here is base pay on the same basis. Total compensation is not comparable to it. Job titles are matched to the closest standard occupation, so the comparison is between similar work rather than an identical job classification.

Compare jurisdictions

Librarian beyond Los Angeles County

This role is reported in 32 jurisdictions. In Los Angeles County, the median of $149,365 ranks #2 of 32. See Librarian across all of Los Angeles County

Highest-paying jurisdictions for this role

City of San Jose
$142,838 · 64
City of Seattle
$113,277 · 91
City of Boston
$112,505 · 78
City of Los Angeles
$106,657 · 477
City of Chicago
$101,664 · 384

Median total compensation for comparable Librarianroles in other jurisdictions. Titles are matched by normalized name across sources, not identical job classification, and pay is not cost-of-living adjusted. Each bar links to that jurisdiction’s page for the role.

Record list

Employees with this title

Page 2

Katherine Loeser

Librarian IV/La County Library

2025 total comp
$159,595
Base pay
$109,269
Overtime
$669
Other pay
$8,812
Benefits
$40,845
Total compensation
$159,595

Katherine Loeser holds the role of Librarian IV at La County Library. In 2025, their total compensation was $159,595.

Ellen Park

Librarian IV/La County Library

2025 total comp
$155,700
Base pay
$102,875
Overtime
$0
Other pay
$5,000
Benefits
$47,825
Total compensation
$155,700

Ellen Park works as a Librarian IV for La County Library. Ellen earned $155,700 in 2025.

Nina Hull

Librarian IV/La County Library

2025 total comp
$154,947
Base pay
$112,272
Overtime
$0
Other pay
$7,298
Benefits
$35,377
Total compensation
$154,947

Nina Hull is a Librarian IV at La County Library. 2025 total compensation came to $154,947.

Lyda Truick

Librarian IV/La County Library

2025 total comp
$152,585
Base pay
$99,349
Overtime
$2,665
Other pay
$5,786
Benefits
$44,785
Total compensation
$152,585

Lyda Truick holds the role of Librarian IV at La County Library. In 2025, their total compensation was $152,585.

Colin Delaney

Librarian IV/La County Library

2025 total comp
$151,342
Base pay
$102,027
Overtime
$435
Other pay
$5,830
Benefits
$43,050
Total compensation
$151,342

At La County Library, Colin Delaney serves as a Librarian IV. Their 2025 pay totaled $151,342.

Danielle Guerrero

Librarian IV/La County Library

2025 total comp
$141,325
Base pay
$84,558
Overtime
$0
Other pay
$5,000
Benefits
$51,767
Total compensation
$141,325

Danielle Guerrero is a Librarian IV at La County Library. 2025 total compensation came to $141,325.

Sophia Wang

Librarian IV/La County Library

2025 total comp
$137,792
Base pay
$69,702
Overtime
$0
Other pay
$28,993
Benefits
$39,097
Total compensation
$137,792

Sophia Wang works as a Librarian IV for La County Library. Sophia earned $137,792 in 2025.

Daria Brown

Librarian IV/La County Library

2025 total comp
$131,097
Base pay
$51,458
Overtime
$0
Other pay
$50,432
Benefits
$29,207
Total compensation
$131,097

Daria Brown holds the role of Librarian IV at La County Library. In 2025, their total compensation was $131,097.

Christina Mctighe

Librarian IV/La County Library

2025 total comp
$117,306
Base pay
$84,347
Overtime
$0
Other pay
$7,660
Benefits
$25,299
Total compensation
$117,306

Christina Mctighe works as a Librarian IV for La County Library. Christina earned $117,306 in 2025.

Cynthia Apodaca

Librarian IV/La County Library

2025 total comp
$79,017
Base pay
$32,226
Overtime
$0
Other pay
$33,625
Benefits
$13,166
Total compensation
$79,017

Cynthia Apodaca is a Librarian IV at La County Library. 2025 total compensation came to $79,017.

Lizette Guerra

Librarian IV/La County Library

2025 total comp
$51,186
Base pay
$33,460
Overtime
$0
Other pay
$5,000
Benefits
$12,726
Total compensation
$51,186

Lizette Guerra is a Librarian IV at La County Library. 2025 total compensation came to $51,186.

Bredny Rodriguez

Librarian IV/La County Library

2025 total comp
$1,884
Base pay
$1,857
Overtime
$0
Other pay
$0
Benefits
$27
Total compensation
$1,884

Bredny Rodriguez works as a Librarian IV for La County Library. Bredny earned $1,884 in 2025.