401(k) · DOL Form 5500 · 2024

Middlesex Water Co. 401(k) Plan

Data updated 2026-08-25

$78M
Total assets Below avg plan size
351
Participants Below avg headcount
89th
Percentile by assets National rank
$223,410
Avg per participant Above avg balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Middlesex Water Company 401(k) Plan · Sponsored by Middlesex Water Co. · New Jersey · Utilities

$78M in assets, 351 participants

Middlesex Water Co.'s Middlesex Water Company 401(k) Plan reported $78M in total assets and 351 participants in its 2024 DOL Form 5500 filing, ranking in the 89th 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.

  • #426 in Utilities (732 peers)

Coverage in New Jersey

Middlesex Water Company 401(k) Plan covers 351 participants in New Jersey, about 42% of the average New Jersey filer (state average ~844 per filing). Assets: $78M.

#426
in Utilities (732 peers)
+12.9%
assets growth YoY
0.8×
vs typical plan assets (national mean)

Middlesex Water Company 401(k) Plan's outsized position by total assets

Middlesex Water Company 401(k) Plan vs every filed plan by assets

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

$78,417,029 Top 11% higher than 89% 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

Middlesex Water Company 401(k) 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. Middlesex Water Company 401(k) Plan sits mid-pack in the medium band (351 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Middlesex Water Company 401(k) Plan reported net income fell from $13M in the plan year 2023 filing to $9M in the plan year 2024 filing.
  • Middlesex Water Company 401(k) Plan end-of-year assets rose from $69M in the plan year 2023 filing to $78M in the plan year 2024 filing.

See the national 2023→2024 release diff →

Published 5500 schedule card

Filing strip 221114430 · Middlesex Water Co. PY 2024 · 401(k)

Middlesex Water Company 401(k) Plan · $78M · 351 · 89th

  • BOY $78M
  • SCH 351
  • EBSA 89th
  • PART 401(k)
  • TYPE near Lakewood Health System 401(k) Plan
  • NET ind #426

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 Utilities retirement plans → · Plans in New Jersey →

Middlesex Water Company 401(k) Plan in the asset neighbourhood

Middlesex Water Company 401(k) PlanMiddlesex Water Company 401(…$78MLakewood Health System 401(k) PlanLakewood Health System 401(k…$78MFxi 401(k) Plan$78MClausen Miller, P.C. 401(k) Retirement Savings PlanClausen Miller, P.C. 401(k) …$78MWeinberg, Wheeler, Hudgins, Gunn & Dial, LLC Employees' 401(k) Profit Sharing PlanWeinberg, Wheeler, Hudgins, …$78M
End-of-year total assets ($M) among Middlesex Water Company 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

New Jersey filing particulars

Total Assets (Beginning of Year)$69M
Net Assets (End of Year)$78M
Net Income$9M
Employer EIN221114430
Plan Effective Date1982-11-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Middlesex Water Co.)

Sponsor-wide plan assets over time

All Middlesex Water Co. plans reported in each filing year

Latest sponsor-wide plan assets
$178M 25.62527843346554% vs 2022
2024 filing year
$120M$140M$160M$180M$200M 202220232024 $142M $178M ▲ +25.6%
Year Plans Participants Total Assets
2022 2 449 $142M
2023 2 444 $163M
2024 2 439 $178M

Nearby 401(k) Plans in New Jersey

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Middlesex Water Company 401(k) Plan vs. nearby 401(k) plans in New Jersey, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000200000 -200204060 Total assets ($B) Participants Middlesex Water Company 401(k) Plan, Total assets ($B): 0.078417029 · Participants: 351Middlesex Water Company 401(k) PlanJPMorgan Chase 401(k) Savings Plan, Total assets ($B): 52.9134575 · Participants: 185532JPMorgan Chase 401(k) Savings PlanVerizon Savings Plan for Management Employees, Total assets ($B): 29.376133902 · Participants: 69218Verizon Savings Plan for Management EmployeesJohnson and Johnson Savings Plan, Total assets ($B): 23.58476515 · Participants: 42583Johnson and Johnson Savings PlanErnst & Young Retirement Savings Plan, Total assets ($B): 18.327167732 · Participants: 56714Ernst & Young Retirement Savings PlanMerck US Savings Plan, Total assets ($B): 14.970916966 · Participants: 27956Merck US Savings Plan
Middlesex Water Company 401(k) Plan vs. nearby 401(k) plans in New Jersey, assets vs. participants
Compare Middlesex Water Company 401(k) Plan side-by-side with 3 peers →

Middlesex Water Company 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside New Jersey, the nearest 401(k) by assets is Lakewood Health System 401(k) Plan in MN ($78M); by covered participants it is Fam LLC 401(k) Profit Sharing Plan and Trust in CA (351 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (351 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 Middlesex Water Company 401(k) Plan assets move in 2024? ▼
Middlesex Water Company 401(k) Plan grew at a solid clip - up 12.9% during 2024, from $69M to $78M. Reported net income was $9M.
How have Middlesex Water Co. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Middlesex Water Co.'s sponsor-wide assets grew 25.6%, from $142M to $178M.
Where does Middlesex Water Company 401(k) Plan rank by assets among Form 5500 filers? ▼
Middlesex Water Company 401(k) Plan ranks in the 89th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top quartile of all filed plans by assets).
Which 401(k) plans are similar in size to Middlesex Water Company 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Lakewood Health System 401(k) Plan in MN ($78M, 816 participants).
Which 401(k) plans cover a similar participant headcount to Middlesex Water Company 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Fam LLC 401(k) Profit Sharing Plan and Trust in CA (351 participants, $13M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 221114430.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.