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Hardrock Hundred Endurance Run

EIN 47-1608016 · Silverton, CO

Public records show a registered, tax-exempt organization in good standing.

LegitimacyPassesRegistration and standingFinancial healthGood80 out of 100GovernanceGood85 out of 100Impact evidenceDescribes programsHow well its results are evidenced

What it says it does

THE HARDROCK HUNDRED MILE ENDURANCE RUN IS AN ULTRAMARATHON OF 100.5 MILES PLUS 33,992 FT ELEVATION OF CLIMB AND DESCENT AT AN AVERAGE ELEVATION OF 11,000 FT IN THE SAN JUANS MOUNTAIN RANGE AREA OF SILVERTON, COLORADO.

Income
$143,862
Spending
$122,155
Spent on programs
95%
Reserves
14.1 months of spending
Largest source of income
fees for its services, 50%
Employees
0
Volunteers
100
Highest pay
$3,000, event director, ex officio

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Financial health

Good: 80 out of 100. Higher than 55% of charities in its peer group (education, under $250k).

  • Reserves

    35 of 35

    Spendable reserves would cover 14.1 months of spending.

  • Debt

    10 of 20

    It owes 31% of what it owns.

  • Living within its means

    15 of 15

    Income exceeded spending by 15% of income.

  • Income trend

    5 of 15

    Income fell 10% on the year before.

  • Spending floor

    15 of 15

    94% of spending went to programs and raising each dollar of donations cost 0 cents.

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Governance

Good: 85 out of 100. Higher than 82% of charities in its peer group (education, under $250k).

  • Independent board

    25 of 25

    10 of 10 voting board members are independent.

  • Conflict of interest policy

    15 of 15

    Has a written conflict of interest policy.

  • Whistleblower policy

    0 of 8

    Reports no written whistleblower policy.

  • Record keeping policy

    7 of 7

    Has a written policy on keeping and destroying records.

  • Board minutes

    5 of 5

    Keeps minutes of board meetings.

  • Board sees the tax return

    10 of 10

    Gave the board a copy of this return before filing it.

  • Pay set independently

    0 of 5

    Reports no independent review process for its chief executive's pay.

  • No reported misuse

    10 of 10

    Reports no diversion of assets, excess benefits or loans to insiders.

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Impact evidence

Describes programs. Its tax return describes what it does but we have found no measurable results in it.

Programs described in its return (1)
  1. $115,390 spent. THE HARDROCK HUNDRED MILE ENDURANCE RUN PROMOTES HIGH ALTITUDE AND LONG DISTANCE RUNNING AND RELATED SPORTING ENDEAVORS, PERSONAL RESPONSIBILITY, SAFETY AND SELF-SUFFICIENCY. THE EVENT IS HELD ON A LOOP COURSE ON 4WD ROADS AND DIRT TRAILS IN THE SAN JUAN MOUNTAINS OF SOUTHERN COLORADO. THE RUN ATTRACTS LONG DISTANCE ATHLETES FROM AROUND THE WORLD. THE PERMITTING PROCESS THROUGH THE LAND AGENCIES REQUIRES A LIMITED FIELD. THE EVENT HAS EXTREME CHALLENGES IN ALTITUDE, STEEPNESS OF TERRAIN AND REMOTENESS. MOUNTAINEERING, WILDERNESS SURVIVAL AND NAVIGATION SKILLS ARE IMPORTANT IN THIS ENDURANCE RUNNING EVENT.

Source: Form 990 for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Legitimacy checks

  1. Is it registered with the IRS? Passed.

    Listed in the IRS master file of tax-exempt organizations as a 501(c)(3) charitable organization.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.

  2. Has the IRS revoked its tax-exempt status? Passed.

    Not on the IRS automatic revocation list.

    Source: Automatic revocation of exemption list, Internal Revenue Service, file dated September 30, 2026.

  3. Are donations tax-deductible? Passed.

    On the IRS list of organizations eligible to receive tax-deductible contributions.

    Source: Publication 78 data: organizations eligible for tax-deductible contributions, Internal Revenue Service, file dated September 10, 2026.

  4. Is it keeping up with its IRS filings? Passed.

    Most recent return on file covers the year ending December 2024.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.

  5. How long has it been tax-exempt? Passed.

    Recognized by the IRS since March 2015.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated September 7, 2026.

  6. Is it in good standing with state regulators? Passed.

    Not on California's list of charities barred from soliciting. Other states are not yet checked.

    Source: May Not Operate or Solicit for Charitable Purposes list, California Attorney General, Registry of Charities and Fundraisers, file dated October 7, 2026.

Ratings and checks are our reading of public records, using the published method. They are not a statement about anyone's honesty. If you work for this organization, you can send corrections or results, confirm you want gifts through Veridonate, or ask to be removed from giving.