Data update history
December 4, 2023
Posted financials
Added Form 990 for fiscal year 2022
December 3, 2023
Updated personnel
Identified 3 new personnel
August 24, 2023
Updated personnel
Identified 3 new personnel
August 17, 2023
Posted financials
Added Form 990 for fiscal year 2021
June 26, 2023
Updated personnel
Identified 9 new personnel
Nonprofit Types
Arts, culture, and humanities nonprofitsMuseumsCharities
Issues
Arts, cultural, and humanitiesHistory
Characteristics
State / local levelEndowed supportTax deductible donations
General information
- Address
- 120 N Main St
- Hannibal, MO 63401
- Website URL
- marktwainmuseum.org/Â
- Phone
- (573) 221-9010
- Facebook page
- marktwainmuseumÂ
- Twitter profile
- @marktwainmuseumÂ
IRS details
- EIN
- 51-0204690
- Fiscal year end
- December
- Taxreturn type
- Form 990
- Year formed
- 1974
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- A80: Historical Societies, Historical Preservation
- NAICS code, primary
- 7121: Museums, Historical Sites, and Similar Institutions
- Parent/child status
- Independent
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