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EIN36-6210902

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Adler Planetarium

Updated October 30, 2026. Based on Internal Revenue Service records. Published by Humblebee.

Exempt under
501(c)(3)[1]
IRS ruling date
September 1968[2]
Publication 78 data
Listed (PC)[3]
Total revenue, period ending Jun 2025
$21,973,192[4]

Adler Planetarium is listed in IRS records as an organization in Chicago, Illinois, exempt under section 501(c)(3)[5][1]. The IRS master file lists total revenue of $21,973,192 for the tax period ending June 2025[4].

IRS status

The IRS lists Adler Planetarium as exempt under section 501(c)(3), classification: Educational Organization[1]. Its foundation code is 15: Organization that receives a substantial part of its support from a governmental unit or the general public 170(b)(1)(A)(vi)[6]. It appears in IRS Publication 78 data with status code PC, a public charity[3].

Item IRS record
EIN[5] 36-6210902
Location in IRS records[5] Chicago, Illinois
Exempt under[1] Section 501(c)(3)
IRS classification[1] Educational Organization
Ruling date[2] September 1968
Foundation code[6] 15: Organization that receives a substantial part of its support from a governmental unit or the general public 170(b)(1)(A)(vi)
Deductibility code[7] 1: Contributions are deductible
Publication 78 data[3] Listed, status PC
NTEE code[8] A500: Arts, Culture and Humanities, Museum, Museum Activities
Filing requirement[9] 990 (all other) or 990EZ return
Fiscal year ends[10] June
Latest e-filed return[11] Form 990, tax period ending June 2025

Finances as reported to the IRS

On its Form 990 for the tax period ending June 2023, Adler Planetarium reported total revenue of $18,774,196 and total expenses of $16,032,773[12]. Net assets at year end were $36,178,599 on that return[12]. Contributions, gifts and grants were $9,837,130 and program service revenue was $6,176,636 on the same Form 990[13]. Total revenue on its Form 990 for the tax period ending June 2022 was $24,242,958[14], which is higher than the $11,507,821 reported for the tax period ending June 2021[15].

IRS master file, newer period. For the most recent return in the IRS master file, for the tax period ending June 2025, the IRS lists total revenue of $21,973,192 and total assets of $72,589,492.[4]

June 2021: total revenue $11.5M$11.5MJune 2021: total expenses $13.1M$13.1MJun 2021June 2022: total revenue $24.2M$24.2MJune 2022: total expenses $14.5M$14.5MJun 2022June 2023: total revenue $18.8M$18.8MJune 2023: total expenses $16.0M$16.0MJun 2023
  • Total revenue
  • Total expenses
Amounts as reported on each return, rounded in the chart. Exact figures are in the table below[12].
Tax period ending Form Total revenue Total expenses Net assets at year end
June 2021[15]Form 990$11,507,821$13,107,378$23,710,330
June 2022[14]Form 990$24,242,958$14,463,878$29,474,321
June 2023[12]Form 990$18,774,196$16,032,773$36,178,599

Totals as reported on each return. The IRS publishes these extracts one to two years after filing.

Balance sheet, tax period ending June 2023

Line Amount
Total assets[16] $67,133,417
Total liabilities[16] $30,954,818
Net assets or fund balances[16] $36,178,599

Employees. Adler Planetarium reported 185 employees on Form W-3 for calendar year ending with or within the tax period ending June 2023 (Form 990, Part V, line 2a).[17]

Compensation over $100,000. On the Form 990 for the tax period ending June 2023, Adler Planetarium reported 11 individuals who received more than $100,000 of reportable compensation from the organization (Part VII, line 2).[18]

Form 990 checklist. In the Form 990 checklist (Part IV) for the tax period ending June 2023, Adler Planetarium answered yes to: it reported professional fundraising services.[19]

Questions people ask

What is the EIN of Adler Planetarium?
The IRS master file lists Adler Planetarium with EIN 36-6210902[5].
Is Adler Planetarium a 501(c)(3) nonprofit?
The IRS lists it as exempt under section 501(c)(3), classification: Educational Organization[1].
Are contributions to Adler Planetarium tax-deductible?
IRS deductibility code 1 reads: Contributions are deductible[7]. It appears in Publication 78 data with status code PC[3].
Where is Adler Planetarium located?
The IRS master file lists it in Chicago, Illinois[5].
What revenue did Adler Planetarium report?
On its Form 990 for the tax period ending June 2023, it reported total revenue of $18,774,196[12]. The IRS master file lists $21,973,192 for the tax period ending June 2025[4].

Facts and sources

  1. The IRS lists Adler Planetarium as exempt under section 501(c)(3) of the Internal Revenue Code, classification: Educational Organization. IRS EO Business Master File
  2. The ruling date in the IRS master file (the month and year of the IRS letter recognizing the exemption) is September 1968. IRS EO Business Master File
  3. Adler Planetarium (EIN 36-6210902) appears in the IRS Publication 78 data, the list of organizations eligible to receive tax-deductible charitable contributions, with status code PC (A public charity, deductibility limitation 50% (60% for cash contributions)). IRS Tax Exempt Organization Search data
  4. For the most recent return in the IRS master file, for the tax period ending June 2025, the IRS lists total revenue of $21,973,192 and total assets of $72,589,492. IRS EO Business Master File
  5. The IRS Exempt Organizations Business Master File lists Adler Planetarium with employer identification number (EIN) 36-6210902, located in Chicago, Illinois. IRS EO Business Master File
  6. IRS foundation code 15 for Adler Planetarium: Organization that receives a substantial part of its support from a governmental unit or the general public 170(b)(1)(A)(vi). IRS EO Business Master File
  7. IRS deductibility code 1 for Adler Planetarium: Contributions are deductible. IRS EO Business Master File
  8. The IRS master file assigns Adler Planetarium the National Taxonomy of Exempt Entities (NTEE) code A500: Arts, Culture and Humanities, Museum, Museum Activities. IRS EO Business Master File
  9. IRS filing requirement code 01 for Adler Planetarium: 990 (all other) or 990EZ return. IRS EO Business Master File
  10. Adler Planetarium's accounting period (fiscal year) ends in June, according to the IRS master file. IRS EO Business Master File
  11. The IRS Form 990 series e-file data released in 2026 includes a Form 990 from Adler Planetarium for the tax period ending June 2025. IRS Form 990 e-file data
  12. On its Form 990 for the tax period ending June 2023, Adler Planetarium reported total revenue $18,774,196, total expenses $16,032,773, net assets or fund balances at year end $36,178,599. IRS SOI Form 990 extracts
  13. Revenue lines on the Form 990 for the tax period ending June 2023: contributions, gifts and grants $9,837,130 (Part VIII, line 1h); program service revenue $6,176,636 (Part VIII, line 2g); investment income $1,039,069 (Part VIII, line 3); total revenue $18,774,196 (Part VIII, line 12). IRS SOI Form 990 extracts
  14. On its Form 990 for the tax period ending June 2022, Adler Planetarium reported total revenue $24,242,958, total expenses $14,463,878, net assets or fund balances at year end $29,474,321. IRS SOI Form 990 extracts
  15. On its Form 990 for the tax period ending June 2021, Adler Planetarium reported total revenue $11,507,821, total expenses $13,107,378, net assets or fund balances at year end $23,710,330. IRS SOI Form 990 extracts
  16. Balance sheet at the end of the tax period ending June 2023 (Form 990, Part X): total assets $67,133,417, total liabilities $30,954,818, net assets or fund balances $36,178,599. IRS SOI Form 990 extracts
  17. Adler Planetarium reported 185 employees on Form W-3 for calendar year ending with or within the tax period ending June 2023 (Form 990, Part V, line 2a). IRS SOI Form 990 extracts
  18. On the Form 990 for the tax period ending June 2023, Adler Planetarium reported 11 individuals who received more than $100,000 of reportable compensation from the organization (Part VII, line 2). IRS SOI Form 990 extracts
  19. In the Form 990 checklist (Part IV) for the tax period ending June 2023, Adler Planetarium answered yes to: it reported professional fundraising services. IRS SOI Form 990 extracts

All figures are as the organization reported them to the IRS for the stated tax period. Say the tax period with every figure. Finance figures come from the IRS SOI annual extracts, which lag filing by one to two years. The IRS master file can list a newer period: keep the two apart and name each period. To see an organization's own filings, use the IRS Tax Exempt Organization Search.