Other · DOL Form 5500 · 2022

Marin Horizon School Retirement Plan

Data updated 2026-08-25

$9M
Total assets Small plan by assets
74
Participants Small participant base
63rd
Percentile by assets National rank
$124,992
Avg per participant Near avg balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Marin Horizon School 403(b) DC Plan · Sponsored by Marin Horizon School · California · Educational Services

$9M in assets, 74 participants

Marin Horizon School's Marin Horizon School 403(b) DC Plan reported $9M in total assets and 74 participants in its 2022 DOL Form 5500 filing, ranking in the 63rd 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.

  • #1,869 in Educational Services (4,024 peers)

Marin Horizon School multi-year trail

Marin Horizon School's plans moved +20.8% in assets from 2022 to 2024; this filing shows Marin Horizon School 403(b) DC Plan at $9M / 74 participants.

#1,869
in Educational Services (4,024 peers)
+18.8%
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 2022 · DOL Form 5500

$9,249,406 Top 37% higher than 63% of 139,123 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 2022

Marin Horizon School 403(b) DC Plan among smaller filed plans by headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Marin Horizon School 403(b) DC Plan is a small filing (74 participants) on this national headcount ladder.

Form 5500 schedule snapshot

Filing strip 942427732 · Marin Horizon School PY 2022 · Other

Marin Horizon School 403(b) DC Plan · $9M · 74 · 63rd

  • BOOK $9M
  • BOOK 74
  • BOOK 63rd
  • BOOK Other
  • BOOK near 403(b) Thrift Plan of Peconic Landing at Southold, Inc.
  • BOOK ind #1869

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

International Center for Transitional Justice 403(b) PlanInternational Center for Tra…$9MThe Oxbridge Academy 403(b) PlanThe Oxbridge Academy 403(b) …$9MMarin Horizon School 403(b) DC PlanMarin Horizon School 403(b) …$9M403(b) Thrift Plan of Peconic Landing at Southold, Inc.403(b) Thrift Plan of Peconi…$9MRocky Mountain Health Care Services 403(b) PlanRocky Mountain Health Care S…$9M
End-of-year total assets ($M) among Marin Horizon School 403(b) DC Plan and nearest nationwide Other peers. Source: DOL Form 5500 plan year 2022.

Marin Horizon School multi-year asset trail

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

Marin Horizon School filing trail (2022)

Total Assets (Beginning of Year)$8M
Net Assets (End of Year)$9M
Net Income$1M
Employer EIN942427732
Plan Effective Date1987-02-01
Filing StatusFILING RECEIVED

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 -50510 Total assets ($B) Participants Marin Horizon School 403(b) DC Plan, Total assets ($B): 0.009249406 · Participants: 74Marin Horizon School 403(b) DC PlanStanford Contributory Retirement Plan, Total assets ($B): 9.38573656 · Participants: 22514Stanford Contributory Retirement PlanSutter Health 403(b) Savings Plan, Total assets ($B): 5.320318331 · Participants: 48591Sutter Health 403(b) Savings PlanStanford Health Care Retirement Savings Plan, Total assets ($B): 4.535728964 · Participants: 20237Stanford Health Care Retirement Savings PlanCaltech Base Retirement Plan, Total assets ($B): 4.200375781 · Participants: 9827Caltech Base Retirement PlanUniversity of Southern California Tax-Deferred Annuity Plan, Total assets ($B): 3.677071678 · Participants: 22632University 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 403(b) Thrift Plan of Peconic Landing at Southold, Inc. in NY ($9M); by covered participants it is Chapel Hill - Chauncy Hall School 403(b) Plan in MA (74 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (74 participants); asset peers above are excluded.

DOL Form 5500 plan year 2022. 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 2022?
Marin Horizon School 403(b) DC Plan grew sharply - up 18.8% during 2022, from $8M to $9M. Reported net income was $1M.
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 403(b) Thrift Plan of Peconic Landing at Southold, Inc. in NY ($9M, 291 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 Chapel Hill - Chauncy Hall School 403(b) Plan in MA (74 participants, $13M in assets).