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Nonprofits in ARCO, ID

13 tax-exempt organizations with a return on IRS file.

Largest nonprofits in ARCO by revenue

Top 5s in ARCO

Most raised in gifts and grants

Contributions, gifts and grants received in the year

  1. 1Lost River Senior Citizens Inc990-EZ, year ended Dec 2025$110.5K
  2. 2Butte County Cemetery Maintenence District990-EZ, year ended Dec 2024$74.5K
  3. 3Lost Rivers Medical Center Foundation990-EZ, year ended Dec 2024$22K
  4. 4Lost Rivers Emts Inc990, year ended Dec 2024$600
  5. 5Craters of the Moon Natural History Association Inc990, year ended Sep 2025$242

Largest reserves

Net assets (fund balance) at year end

  1. 1Craters of the Moon Natural History Association Inc990, year ended Sep 2025$889.2K
  2. 2Lost Rivers Emts Inc990, year ended Dec 2024$556K
  3. 3Butte County Cemetery Maintenence District990-EZ, year ended Dec 2024$306.7K
  4. 4Lost Rivers Medical Center Foundation990-EZ, year ended Dec 2024$21.6K
  5. 5Lost River Senior Citizens Inc990-EZ, year ended Dec 2025$11.5K

Highest-paid people

Compensation from the organization and related organizations, including other pay

  1. 1Sarah RogersExecutive Director · Craters of the Moon Natural History Association Inc$82K
  2. 2Pam BrownHead Cook · Lost River Senior Citizens Inc$23.5K
  3. 3Joyce CollinsManager · Lost River Senior Citizens Inc$6K
  4. 4Chris RichardsManager · Lost River Senior Citizens Inc$3.5K
  5. 5Rhonda MorrisChair · Craters of the Moon Natural History Association Inc$1.8K

All nonprofits in ARCO, A–Z