Defined Benefit (Pension) · DOL Form 5500 · 2022

Unitil Service Corp. Pension Plan

Data updated 2026-08-25

$148M
Total assets Near avg plan size
207
Participants Below avg headcount
95th
Percentile by assets National rank
$715,528
Avg per participant High balance/head
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Official DOL plan name: Unitil Corporation Retirement Plan · Sponsored by Unitil Service Corp. · New Hampshire · Utilities

$148M in assets, 207 participants

Unitil Service Corp.'s Unitil Corporation Retirement Plan reported $148M in total assets and 207 participants in its 2022 DOL Form 5500 filing, ranking in the 95th 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.

  • #513 in Utilities (738 peers)

Utilities sector rank

Within Utilities, Unitil Corporation Retirement Plan ranks #513 of 738 2022 filers by assets (363% of the sector average)-$148M for 207 participants.

#513
in Utilities (738 peers)
-15.9%
assets change YoY
1.5×
vs typical plan assets (national mean)

The plan reported a net loss of $28M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Unitil Corporation Retirement Plan's outsized position by total assets

Unitil Corporation Retirement Plan vs every filed plan by assets

End-of-year total assets · plan year 2022 · DOL Form 5500

$148,114,256 Top 5% higher than 95% 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

Unitil Corporation Retirement Plan among mid-size filed plans by headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Unitil Corporation Retirement Plan sits mid-pack in the medium band (207 participants).

Published 5500 schedule card

Filing strip 020383661 · Unitil Service Corp. PY 2022 · Defined Benefit (Pension)

Unitil Corporation Retirement Plan · $148M · 207 · 95th

  • RANK $148M
  • RANK 207
  • RANK 95th
  • RANK Defined Benefit (Pension)
  • RANK near Edgewell Personal Care Company Defined Benefit Plan
  • RANK ind #513

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 Hampshire →

Unitil Corporation Retirement Plan in the asset neighbourhood

Kansas Construction Trades Open End Pension Trust FundKansas Construction Trades O…$148MUnitil Corporation Retirement PlanUnitil Corporation Retiremen…$148MEdgewell Personal Care Company Defined Benefit PlanEdgewell Personal Care Compa…$148MSheet Metal Workers Local 85 Pension FundSheet Metal Workers Local 85…$148MThe Cooper Companies, Inc. Retirement Income PlanThe Cooper Companies, Inc. R…$148M
End-of-year total assets ($M) among Unitil Corporation Retirement Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2022.

Utilities filing particulars

Total Assets (Beginning of Year)$176M
Net Assets (End of Year)$148M
Net Income-$28M
Employer EIN020383661
Plan Effective Date1985-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Unitil Service Corp.)

Sponsor-wide plan assets over time

All Unitil Service Corp. plans reported in each filing year

Latest sponsor-wide plan assets
$179M 20.66690325879232% vs 2022
2024 filing year
$140M$150M$160M$170M$180M$190M 202220232024 $148M $179M ▲ +20.7%
Year Plans Participants Total Assets
2022 1 207 $148M
2023 1 178 $164M
2024 1 167 $179M

Nearby Defined Benefit (Pension) Plans in New Hampshire

Peer Defined Benefit (Pension) plans, same state, same plan type, ranked by total assets.

Unitil Corporation Retirement Plan vs. nearby Defined Benefit (Pension) plans in New Hampshire, assets vs. participants Scatter plot of 6 data points. 0500100015002000 0200400600800 Total assets ($M) Participants Unitil Corporation Retirement Plan, Total assets ($M): 148.114256 · Participants: 207Unitil Corporation Retirement PlanPension Plan for Employees of Dartmouth-Hitchcock, Total assets ($M): 621.458768 · Participants: 1798Pension Plan for Employees of Dartmouth-HitchcockRetirement Plan for Employees of Concord Hospital - Laconia, Total assets ($M): 343.295002 · Participants: 721Retirement Plan for Employees of Concord Hospital - LaconiaElliot Health System Pension Plan, Total assets ($M): 285.729766 · Participants: 568Elliot Health System Pension PlanOsram Sylvania Pension Plan, Total assets ($M): 209.216781 · Participants: 325Osram Sylvania Pension PlanCatholic Medical Center Pension Plan, Total assets ($M): 206.287725 · Participants: 438Catholic Medical Center Pension Plan
Unitil Corporation Retirement Plan vs. nearby Defined Benefit (Pension) plans in New Hampshire, assets vs. participants
Compare Unitil Corporation Retirement Plan side-by-side with 3 peers →

Unitil Corporation Retirement Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside New Hampshire, the nearest Defined Benefit (Pension) by assets is Edgewell Personal Care Company Defined Benefit Plan in CT ($148M); by covered participants it is Snell & Wilmer L.L.P. Retirement Plan for Partners in AZ (207 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (207 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 Unitil Corporation Retirement Plan assets move in 2022? ▼
Unitil Corporation Retirement Plan declined sharply - down 15.9% during 2022, from $176M to $148M. Reported net income was -$28M.
How have Unitil Service Corp. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Unitil Service Corp.'s sponsor-wide assets grew 20.7%, from $148M to $179M.
Where does Unitil Corporation Retirement Plan rank by assets among Form 5500 filers? ▼
Unitil Corporation Retirement Plan ranks in the 95th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top 5% of all filed plans by assets).
Which Defined Benefit (Pension) plans are similar in size to Unitil Corporation Retirement Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by assets is Edgewell Personal Care Company Defined Benefit Plan in CT ($148M, 708 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to Unitil Corporation Retirement Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Snell & Wilmer L.L.P. Retirement Plan for Partners in AZ (207 participants, $14M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 020383661.

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.