Data update history
March 1, 2023
Posted financials
Added Form 990N for fiscal year 2022
May 1, 2022
Posted financials
Added Form 990N for fiscal year 2021
April 23, 2021
Posted financials
Added Form 990N for fiscal year 2020
March 1, 2020
Updated personnel
Identified 1 new personnel
December 31, 2018
Posted financials
Added Form 990N for fiscal year 2018
Nonprofit Types
Fraternal societiesMutual assistance organizationsChapter / child organizations
Issues
Education
Characteristics
State / local levele-Postcard filer
General information
- Address
- 337 Wisteria Way
- Lafayette, CO 80026
- Metro area
- Boulder, CO
IRS details
- EIN
- 51-0192523
- Fiscal year end
- December
- Taxreturn type
- Form 990-N / Postcard
- Year formed
- 1958
- Eligible to receive tax-deductible contributions (Pub 78)
- No
Categorization
- NTEE code, primary
- Y40: Fraternal Beneficiary Societies and Voluntary Employees Associations
- Parent/child status
- Child within group exemption
Free account sign-up
Want updates when Optimist International has new information, or want to find more organizations like Optimist International?
Create free Cause IQ account