Plan Ledger DOL Form 5500 · updated monthly

Mayfield Senior School403(b)

MAYFIELD SENIOR SCHOOL 403 (B) PLAN · PASADENA, CA · plan year 2025

Reported admin expense ratio · 2025
0.14%

Peer grade: B · admin costs + employer contributions vs same-size plans · how grading works

Mayfield Senior School reported $26,694 in plan administrative expenses for 2025: 0.14% of average plan assets, below the peer median. Employer contributions averaged $1,918 per active participant. This ratio covers administrative expenses reported on the plan's Schedule H only; fund-level expense ratios are not included in public structured data — see methodology.

Across the 3 years on file its reported administrative ratio rose from 0.00% to 0.14%. The plan sits in the $10M–$50M size bracket, benchmarked here against 1,620 comparable plans and shown alongside other educational services employers. By assets it is the 3,610th-largest of 9,483 plans among California employers on file, and 1,591st of 3,091 in educational services. In 2025, employees put in $1.51 for every $1.00 the employer contributed; active participation has grown from 79 to 175 since 2022.

Plan summary
Net assets, end of year$20,196,824
Participants with balances146
Active participants175
Employer contributions$335,731
Employee contributions$505,993
Employer contribution per active participant$1,918
Average account balance$138,334
Benefits paid to participants$558,035
Plan auditUnmodified (clean) audit opinion
Plan history4
Yearassets · accounts · employer contribution
2025$20.2M · 146 accts · $336K emplr
2024$17.3M · 143 accts · $336K emplr
2023$15.8M · 135 accts · $282K emplr
2022$13.0M · 114 accts · $213K emplr
Administrative expenses, itemized · 2025
Recordkeeping & contract admin$26,694
Total administrative$26,694
Employer contributions to the Mayfield Senior School plan · 2025
Employer contribution per active participant$1,918
Median for plans this size$2,666
2025$1,918 per active participant
2024$2,089 per active participant
2023$3,475 per active participant
2022$2,695 per active participant

Mayfield Senior School's 2025 employer contribution ran below the $2,666 median for plans its size. Filings report dollars actually contributed, not the match formula; the formula itself (for example, 50% of the first 6% of pay) lives in the plan's summary plan description from HR.

What these fees cost you

Annual cost at the plan's reported 2025 administrative ratio, against the median plan its size; fund expense ratios are extra. Compare any plan.

Administrative cost history4
2025$26,694 · 0.14%
2024$44,281 · 0.27%
2023$8,118 · 0.06%
2022$50 · 0.00%
Similar plansEducational Services · California
Kai Ming, Inc CA$21.6M · 0.02%
The Chandler School CA$20.5M · 0.23%
Udacity CA$20.0M · 0.03%
Hillbrook School CA$19.5M · 0.21%
Sonoma Academy CA$19.4M · 0.25%

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Source: U.S. Department of Labor, Form 5500 series, EIN 951816029 · Verify on EFAST2 · Amounts are as reported by the plan sponsor for the plan year shown.