401(k) · DOL Form 5500 · 2024

Black Hills Corporation 401(k) Plan

Data updated 2026-08-11

$811M
Total assets
2,881
Participants
98th
Percentile by assets
$281,576
Avg per participant
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Official DOL plan name: Black Hills Corporation 401(k) Retirement Savings Plan · Sponsored by Black Hills Corporation · South Dakota · Utilities

$811M in assets, 2,881 participants

Black Hills Corporation's Black Hills Corporation 401(k) Retirement Savings Plan reported $811M in total assets and 2,881 participants in its 2024 DOL Form 5500 filing, ranking in the 98th 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.

  • 98th percentile by assets (of 123,622 plans)
  • #625 in Utilities (732 peers)

Coverage in South Dakota

Black Hills Corporation 401(k) Retirement Savings Plan covers 2,881 participants in South Dakota, 8.5x the typical South Dakota plan (state average ~340 per filing). Assets: $811M.

$811M
total plan assets (2024 EOY)
2,881
covered participants
98th
percentile by assets (of 123,622 plans)
$281,576
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Black Hills Corporation 401(k) Retirement Savings Plan reported net income fell from $112M in the plan year 2023 filing to $84M in the plan year 2024 filing.
  • Black Hills Corporation 401(k) Retirement Savings Plan end-of-year assets rose from $727M in the plan year 2023 filing to $811M in the plan year 2024 filing.
  • Black Hills Corporation 401(k) Retirement Savings Plan reported participants fell from 2,972 in the plan year 2023 filing to 2,881 in the plan year 2024 filing.

See the national 2023→2024 release diff →

State
South Dakota
Industry
Utilities

Participants vs South Dakota filers

In South Dakota, the average filing covers about 340 participants across 321 plans. Black Hills Corporation 401(k) Retirement Savings Plan reports 2,881 participants - 8.5x that state average ($811M EOY assets).

South Dakota filing particulars

Total Assets (Beginning of Year)$727M
Net Assets (End of Year)$811M
Net Income$84M
Employer EIN460458824
Plan Effective Date1982-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Black Hills Corporation)

$0.9B$0.95B$1B$1.05B$1.1B 202220232024 $0.94B $1.08B ▲ +14.9%
Total plan assets by year, all Black Hills Corporation plans on file
Year Plans Participants Total Assets
2022 2 3,730 $938M
2023 2 3,748 $1.0B
2024 2 3,573 $1.1B

Nearby 401(k) Plans in South Dakota

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

Black Hills Corporation 401(k) Retirement Savings Plan vs. nearby 401(k) plans in South Dakota, assets vs. participants

Black Hills Corporation 401(k) Retirement Savings Plan vs. nearby 401(k) plans in South Dakota, assets vs. participants Scatter plot of 6 data points. 050001000015000 02004006008001000 Total assets ($M) Participants Black Hills Corporat…Good Samaritan Socie…Poet 401(k) PlanDaktronics, Inc. 401…Premier 401(k) PlanPathward, National A…
Black Hills Corporation 401(k) Retirement Savings Plan vs. nearby 401(k) plans in South Dakota, assets vs. participants
Compare Black Hills Corporation 401(k) Retiremen… side-by-side with 3 peers →

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Black Hills Corporation 401(k) Retirement Savings Plan by total assets, not by location.

Frequently Asked Questions

How did Black Hills Corporation 401(k) Retirement Savings Plan assets move in 2024? ▼
Black Hills Corporation 401(k) Retirement Savings Plan grew at a solid clip - up 11.6% during 2024, from $727M to $811M. Reported net income was $84M.
How have Black Hills Corporation plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Black Hills Corporation's sponsor-wide assets grew 15.4%, from $938M to $1.1B.
Where does Black Hills Corporation 401(k) Retirement Savings Plan rank by assets among Form 5500 filers? ▼
Black Hills Corporation 401(k) Retirement Savings Plan ranks in the 98th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Black Hills Corporation 401(k) Retirement Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Its USA Retirement Savings Plan in TX ($811M, 6,219 participants).

Next read for Black Hills Corporation 401(k) Retiremen…

Filing takeaways

Ways to act on Black Hills Corporation 401(k) Retirement Savings Plan's numbers.

  • By total assets, Black Hills Corporation 401(k) Retirement Savings Plan ranks in the top 5% of all filed plans by assets. See the largest plans
  • Compare it side-by-side against 3 similar 401(k) plans in South Dakota. Compare plans
  • Black Hills Corporation's sponsor-wide assets have grown 15.4% since 2022 across 3 plan years on file. More Utilities plans

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 460458824.

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.