Other · DOL Form 5500 · 2024

Marin Horizon School Retirement Plan

Data updated 2026-08-25

$11M
Total assets Small plan by assets
106
Participants Small participant base
58th
Percentile by assets National rank
$105,414
Avg per participant Below avg balance/head
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Official DOL plan name: Marin Horizon School 403(b) DC Plan · Sponsored by Marin Horizon School · California · Educational Services

$11M in assets, 106 participants

Marin Horizon School's Marin Horizon School 403(b) DC Plan reported $11M in total assets and 106 participants in its 2024 DOL Form 5500 filing, ranking in the 58th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #1,496 in Educational Services (3,638 peers)

Coverage in California

Marin Horizon School 403(b) DC Plan covers 106 participants in California, about 17% of the average California filer (state average ~630 per filing). Assets: $11M.

#1,496
in Educational Services (3,638 peers)
+3.0%
assets growth YoY

Marin Horizon School 403(b) DC Plan's mid-pack asset rank among Educational Services and all filers

Marin Horizon School 403(b) DC Plan vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$11,173,871 Top 42% higher than 58% of 123,620 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2024

Marin Horizon School 403(b) DC Plan among mid-size filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Marin Horizon School 403(b) DC Plan sits mid-pack in the medium band (106 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Marin Horizon School 403(b) DC Plan reported net income fell from $2M in the plan year 2023 filing to $327K in the plan year 2024 filing.
  • Marin Horizon School 403(b) DC Plan reported participants rose from 91 in the plan year 2023 filing to 106 in the plan year 2024 filing.
  • Marin Horizon School 403(b) DC Plan end-of-year assets rose from $11M in the plan year 2023 filing to $11M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Plan-year Form 5500 strip

Filing strip 942427732 · Marin Horizon School PY 2024 · Other

Marin Horizon School 403(b) DC Plan · $11M · 106 · 58th

  • 5500 $11M
  • 5500 106
  • 5500 58th
  • 5500 Other
  • 5500 near Community of Hope 403(b)
  • 5500 ind #1496

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Educational Services retirement plans → · Plans in California →

Marin Horizon School 403(b) DC Plan in the asset neighbourhood

Carlos Albizu University 403(b) DC PlanCarlos Albizu University 403…$11MCommunity of Hope 403(b)$11MClarion Hospital 403(b) Plan$11MMarin Horizon School 403(b) DC PlanMarin Horizon School 403(b) …$11MFrontline Service Retirement PlanFrontline Service Retirement…$11M
End-of-year total assets ($M) among Marin Horizon School 403(b) DC Plan and nearest nationwide Other peers. Source: DOL Form 5500 plan year 2024.

California filing particulars

Total Assets (Beginning of Year)$11M
Net Assets (End of Year)$11M
Net Income$327K
Employer EIN942427732
Plan Effective Date1987-02-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Marin Horizon School)

Sponsor-wide plan assets over time

All Marin Horizon School plans reported in each filing year

Latest sponsor-wide plan assets
$11M 20.806363132940646% vs 2022
2024 filing year
$9M$10M$11M$12M 202220232024 $9.25M $11.2M ▲ +20.8%
Year Plans Participants Total Assets
2022 1 74 $9M
2023 1 91 $11M
2024 1 106 $11M

Nearby Other Plans in California

Peer Other plans, same state, same plan type, ranked by total assets.

Marin Horizon School 403(b) DC Plan vs. nearby Other plans in California, assets vs. participants Scatter plot of 6 data points. -200000200004000060000 -5051015 Total assets ($B) Participants Marin Horizon School 403(b) DC Plan, Total assets ($B): 0.011173871 · Participants: 106Marin Horizon School 403(b) DC PlanStanford Contributory Retirement Plan, Total assets ($B): 12.568126014 · Participants: 22753Stanford Contributory Retirement PlanSutter Health 403(b) Savings Plan, Total assets ($B): 7.632419022 · Participants: 54954Sutter Health 403(b) Savings PlanStanford Health Care Retirement Savings Plan, Total assets ($B): 6.931286515 · Participants: 24152Stanford Health Care Retirement Savings PlanCaltech Base Retirement Plan, Total assets ($B): 5.246676378 · Participants: 10970Caltech Base Retirement PlanUniversity of Southern California Tax-Deferred Annuity Plan, Total assets ($B): 4.81831751 · Participants: 20886University of Southern California Tax-Deferred Annuity Plan
Marin Horizon School 403(b) DC Plan vs. nearby Other plans in California, assets vs. participants

Marin Horizon School 403(b) DC Plan's out-of-state Other peers by assets and headcount

Outside California, the nearest Other by assets is Community of Hope 403(b) in DC ($11M); by covered participants it is 403(b) Thrift Plan of Human Development Commission in MI (106 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($11M here).

Similar participant headcount

Nearest other-state filings by covered participants (106 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Marin Horizon School 403(b) DC Plan assets move in 2024?
Marin Horizon School 403(b) DC Plan edged up modestly - up 3.0% during 2024, from $11M to $11M. Reported net income was $327K.
How have Marin Horizon School plan assets changed over time?
Across 3 plan years on file (2022-2024), Marin Horizon School's sponsor-wide assets grew 20.8%, from $9M to $11M.
Which Other plans are similar in size to Marin Horizon School 403(b) DC Plan?
Among Other plans in other states, the closest by assets is Community of Hope 403(b) in DC ($11M, 439 participants).
Which Other plans cover a similar participant headcount to Marin Horizon School 403(b) DC Plan?
Among Other plans in other states, the closest by covered participants is 403(b) Thrift Plan of Human Development Commission in MI (106 participants, $3M in assets).