Middlesex School

Middlesex School is an educational organization in Concord, Massachusetts. Its tax id (EIN) is 04-2103821. It was granted tax-exempt status by IRS in February, 1944. For detailed information such as income and other financial data of Middlesex School, refer to the following table.


Profile of Middlesex School

Organization Name Middlesex School
Tax Id (EIN)04-2103821
Address Po Box 9122, Concord, MA 01742-9122
All tax-exempt organizations in zip code 01742
Tax PeriodAssetIncomeRevenue
June, 2013$230,220,512$46,386,306$30,618,599
June, 2015$303,496,510$53,795,175$53,534,113
June, 2016$304,900,286$60,493,646$40,287,686
June, 2017$333,731,330$81,061,341$48,216,889
June, 2018$354,476,430$64,292,273$46,813,883
June, 2019$394,714,693$73,366,476$52,067,485
June, 2020$383,090,796$76,113,112$48,353,374
June, 2021$485,283,896$62,648,580$51,739,388
June, 2022$434,598,457$54,352,304$51,673,207
June, 2023$434,288,156$58,554,443$42,360,502
IRS Exempt Status Ruling Date February, 1944
Exempt Status Unconditional Exemption
Deductibility Contributions are deductible
Tax Exempt Classification Educational Institutions and Related Activities
Tax Exempt Activity Secondary, High School
NTEE CodeB25
Organization's purposes,
activities, & operations
Private school
(note: this activity classification has been replaced by the Tax Exempt Classification shown above since 1995.)
Foundation Type School 170(b)(1)(A)(ii)
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$50,000,000 to greater
Income Range Reported on Form 990$50,000,000 to greater
Accounting Period 06