Washtenaw County Historical Society is an educational organization in Ann Arbor, Michigan. Its tax id (EIN) is 23-7075523. It was granted tax-exempt status by IRS in September, 1942. For detailed information such as income and other financial data of Washtenaw County Historical Society, refer to the following table.
| Organization Name | Washtenaw County Historical Society | 
|---|---|
| Tax Id (EIN) | 23-7075523 | 
| Address | Po Box 3336, Ann Arbor, MI 48106-3336 | 
| In Care of Name | Leslie Loomans | 
| All tax-exempt organizations in zip code 48106 | |
| Tax Period | Asset | Income | Revenue | 
|---|---|---|---|
| December, 2013 | $1,229,507 | $107,860 | $78,045 | 
| December, 2015 | $1,245,104 | $181,882 | $181,480 | 
| December, 2016 | $1,237,494 | $98,903 | $98,903 | 
| December, 2017 | $1,299,075 | $94,279 | $94,279 | 
| December, 2018 | $1,212,398 | $104,278 | $104,278 | 
| December, 2019 | $1,328,279 | $112,975 | $112,975 | 
| December, 2020 | $1,468,821 | $55,626 | $55,626 | 
| December, 2021 | $1,576,440 | $228,081 | $228,081 | 
| December, 2022 | $1,291,116 | $92,251 | $92,251 | 
| December, 2023 | $1,270,282 | $91,461 | $91,461 | 
| IRS Exempt Status Ruling Date | September, 1942 | 
|---|---|
| Exempt Status | Unconditional Exemption | 
| Deductibility | Contributions are deductible | 
| Tax Exempt Classification | Arts, Culture and Humanities | 
| Organization's purposes, activities, & operations | Other school related activities (note: this activity classification has been replaced by the Tax Exempt Classification shown above since 1995.) | 
| Foundation Type | Organization that normally receives no more than one-third of its support from gross investment income and unrelated business income and at the same time more than one-third of its support from contributions, fees, and gross receipts related to exempt purposes. 509(a)(2) | 
| Organization Type | Corporation | 
| Organization Classification | Educational Organization | 
| Affiliation | Independent - This organization is an independent organization or an independent auxiliary (i.e., not affiliated with a National, Regional, or Geographic grouping of organizations). | 
| Primary Return(s) Required to File | 990 (all other) or 990EZ return | 
| Private Foundation Filing Requirement | No need to 990-PF return | 
| Asset Range Reported on Form 990 | $1,000,000 to 4,999,999 | 
| Income Range Reported on Form 990 | $25,000 to 99,999 | 
| Accounting Period | 12 |