Nonprofit · EIN 52-0403670
MARYLAND HISTORICAL SOCIETY
Tax-exempt · BALTIMORE, MD 21201
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| June 30, 2025 | 990 | $10,576,625 | $5,648,305 | $4,928,320 | $46,858,092 | $563,195 | $46,294,897 |
| June 30, 2024 | 990 | $5,060,115 | $5,553,827 | -$493,712 | $41,805,321 | $451,173 | $41,354,148 |
| June 30, 2023 | 990 | $4,771,012 | $5,702,445 | -$931,433 | $40,635,016 | $636,099 | $39,998,917 |
| June 30, 2022 | 990 | $8,231,801 | $5,521,920 | $2,709,881 | $38,986,676 | $649,825 | $38,336,851 |
Financial details: 990 for the year ended June 30, 2025
Revenue
- Contributions, gifts and grants
- $6,937,418
- of which government grants
- $3,517,726
- Membership dues
- $512,880
- Program service revenue
- $87,865
- Investment income
- $3,526,393
- Royalties
- $153
- Net rental income
- $26,993
- Net gain from sales of assets
- $2,472,234
- Net income from sales of inventory
- -$2,197
- Other revenue
- $24,949
Expenses
- Grants and similar amounts paid
- $600
- Compensation of officers, directors and key employees
- $270,089
- Other salaries and wages
- $1,897,813
- Salaries, compensation and benefits (total)
- $2,588,899
- Professional fundraising fees
- $0
- Accounting fees
- $141,314
- Occupancy
- $477,413
- Travel
- $17,041
- Depreciation
- $602,421
- Program services (functional)
- $3,927,533
- Management and general (functional)
- $1,200,025
- Fundraising (functional)
- $520,747
Balance sheet and other
- Total assets, start of year
- $41,805,321
- Total assets, end of year
- $46,858,092
- Total liabilities, end of year
- $563,195
- Net assets, end of year
- $46,294,897
- Land, buildings and equipment
- $15,172,632
- Publicly traded securities
- $31,014,688
- Net assets without donor restrictions
- $21,978,439
- Net assets with donor restrictions
- $24,316,458
- Gross unrelated business income
- -$549
- Gross receipts
- $18,803,490
- Employees
- 42
- Volunteers
- 0
- Year formed
- 1944
- State of legal domicile
- MD
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990 for the year ended June 30, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| KATIE CALJEAN | PRESIDENT & CEO Officer | 35 | $141,400 | $7,367 |
| KEVIN RIDGELY | CFO Officer | 28 | $128,689 | $191 |
| CLINTON R DALY | TRUSTEE Trustee or director, Officer | 1 | $0 | $0 |
| ANDREW M BROOKS | VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| THOMAS BRANDT | TREASURER Trustee or director, Officer | 1 | $0 | $0 |
| JOHN BANES | CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| ELEANOR M CAREY | FIRST VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| WANDA KEYES HEARD | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| RICHARD BELL | TRUSTEE Trustee or director | 1 | $0 | $0 |
| MARY BETH LENNON | TRUSTEE Trustee or director | 1 | $0 | $0 |
| MAYA DAVIS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| NEAL NAFF | TRUSTEE Trustee or director | 1 | $0 | $0 |
| PAM MALESTER | TRUSTEE Trustee or director | 1 | $0 | $0 |
| RYAN YU | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ROBERT HOPKINS | TRUSTEE Trustee or director | 1 | $0 | $0 |
19 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ROBERT W SCHOEBERLEIN | TRUSTEE Trustee or director | 1 | $0 |
| LYNN SPRINGER ROBERTS | VICE CHAIR Trustee or director | 1 | $0 |
| STILES TUTTLE COLWILL | VICE CHAIR Trustee or director | 1 | $0 |
| TYLER A TATE | TRUSTEE Trustee or director | 1 | $0 |
| MARCUS NICKS | TRUSTEE Trustee or director | 1 | $0 |
| KATHERINE PINKARD | TRUSTEE Trustee or director | 1 | $0 |
| WILLIAM JACKSON COOK | TRUSTEE Trustee or director | 1 | $0 |
| KEIFFER MITCHELL JR | TRUSTEE Trustee or director | 1 | $0 |
| KEVIN MCALLISTER | TRUSTEE Trustee or director | 1 | $0 |
| ANGEL GONZALEZ-SANFELIU | TRUSTEE Trustee or director | 1 | $0 |
| C JOHN SULLIVAN | TRUSTEE Trustee or director | 1 | $0 |
| CHARLES W MITCHELL | TRUSTEE Trustee or director | 1 | $0 |
| CHRISTOPHER J LOGSDON | TRUSTEE Trustee or director | 1 | $0 |
| DAVID TAFT TERRY | TRUSTEE Trustee or director | 1 | $0 |
| WILLIAM M GORE | TRUSTEE Trustee or director | 1 | $0 |
| FREDRICK C LEINER | TRUSTEE Trustee or director | 1 | $0 |
| HENRY HOPKINS | TRUSTEE Trustee or director | 1 | $0 |
| DIANE HUTCHINS | TRUSTEE Trustee or director | 1 | $0 |
| ADAM GOODHEART | TRUSTEE Trustee or director | 1 | $0 |
990 for the year ended June 30, 2024: 37 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| KATIE CALJEAN | PRESIDENT & CEO Officer | 35 | $132,500 | $5,233 |
| KEVIN RIDGELY | CFO Officer | 28 | $126,250 | $230 |
| WANDA KEYES HEARD | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| THOMAS BRANDT | TREASURER Trustee or director, Officer | 1 | $0 | $0 |
| CLINTON R DALY | TRUSTEE Trustee or director, Officer | 1 | $0 | $0 |
| JOHN BANES | CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| ANDREW M BROOKS | VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| ELEANOR M CAREY | FIRST VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| M WILLIS MACGILL | VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| ANGEL GONZALEZ-SANFELIU | TRUSTEE Trustee or director | 1 | $0 | $0 |
| C JOHN SULLIVAN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| CHARLES W MITCHELL | TRUSTEE Trustee or director | 1 | $0 | $0 |
| CHRISTOPHER J LOGSDON | TRUSTEE Trustee or director | 1 | $0 | $0 |
| DAVID TAFT TERRY | TRUSTEE Trustee or director | 1 | $0 | $0 |
| DIANE HUTCHINS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| FREDRICK C LEINER | TRUSTEE Trustee or director | 1 | $0 | $0 |
| HENRY HOPKINS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| JULIA MADDEN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| KATHERINE PINKARD | TRUSTEE Trustee or director | 1 | $0 | $0 |
| LYNN SPRINGER ROBERTS | VICE CHAIR Trustee or director | 1 | $0 | $0 |
| MARY TYDING SMITH | TRUSTEE Trustee or director | 1 | $0 | $0 |
| MAYA DAVIS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| NEAL NAFF | TRUSTEE Trustee or director | 1 | $0 | $0 |
| RICHARD BELL | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ROBERT HOPKINS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ROBERT W SCHOEBERLEIN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| RYAN YU | TRUSTEE Trustee or director | 1 | $0 | $0 |
| STILES TUTTLE COLWILL | VICE CHAIR Trustee or director | 1 | $0 | $0 |
| TYLER A TATE | TRUSTEE Trustee or director | 1 | $0 | $0 |
| THOMAS H MADDUX IV | TRUSTEE Trustee or director | 1 | $0 | $0 |
| WILLIAM JACKSON COOK | TRUSTEE Trustee or director | 1 | $0 | $0 |
| WILLIAM M GORE | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ADAM GOODHEART | TRUSTEE Trustee or director | 1 | $0 | $0 |
| PAM MALESTER | TRUSTEE Trustee or director | 1 | $0 | $0 |
| KEVIN MCALLISTER | TRUSTEE Trustee or director | 1 | $0 | $0 |
| KEIFFER MITCHELL JR | TRUSTEE Trustee or director | 1 | $0 | $0 |
| MARCUS NICKS | TRUSTEE Trustee or director | 1 | $0 | $0 |
990 for the year ended June 30, 2023: 34 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| MARK LETZER | PRES & CFO THROUGH 9/30/22 Officer | 35 | $144,563 | $3,046 |
| KATIE CALJEAN | PRESIDENT & CEO Officer | 35 | $99,299 | $5,233 |
| KEVIN RIDGELY | CFO Officer | 28 | $57,692 | $100 |
| WANDA KEYES HEARD | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| THOMAS BRANDT | TREASURER Trustee or director, Officer | 1 | $0 | $0 |
| CLINTON R DALY | CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| JOHN BANES | FIRST VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| ANDREW M BROOKS | VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| ELEANOR M CAREY | VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| ELINOR SHRIVER MAGEE | VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| M WILLIS MACGILL | VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| ANGEL GONZALEZ-SANFELIU | TRUSTEE Trustee or director | 1 | $0 | $0 |
| C JOHN SULLIVAN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| CHARLES W MITCHELL | TRUSTEE Trustee or director | 1 | $0 | $0 |
| CHRISTOPHER J LOGSDON | TRUSTEE Trustee or director | 1 | $0 | $0 |
| DAVID TAFT TERRY | TRUSTEE Trustee or director | 1 | $0 | $0 |
| DIANE HUTCHINS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| FREDRICK C LEINER | TRUSTEE Trustee or director | 1 | $0 | $0 |
| HENRIETTE TAYLOR | TRUSTEE Trustee or director | 1 | $0 | $0 |
| HENRY HOPKINS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| JULIA MADDEN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| KATHERINE PINKARD | TRUSTEE Trustee or director | 1 | $0 | $0 |
| MARY TYDING SMITH | TRUSTEE Trustee or director | 1 | $0 | $0 |
| MAYA DAVIS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| NEAL NAFF | TRUSTEE Trustee or director | 1 | $0 | $0 |
| RICHARD BELL | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ROBERT HOPKINS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ROBERT W SCHOEBERLEIN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| RYAN YU | TRUSTEE Trustee or director | 1 | $0 | $0 |
| STILES TUTTLE COLWILL | TRUSTEE Trustee or director | 1 | $0 | $0 |
| TYLER A TATE | TRUSTEE Trustee or director | 1 | $0 | $0 |
| THOMAS H MADDUX IV | TRUSTEE Trustee or director | 1 | $0 | $0 |
| WILLIAM COOK | TRUSTEE Trustee or director | 1 | $0 | $0 |
| WILLIAM M GORE | TRUSTEE Trustee or director | 1 | $0 | $0 |
990 for the year ended June 30, 2022: 31 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| MARK B LETZER | PRESIDENT & CEO Officer | 35 | $137,360 | $8,209 |
| TOM WELLIVER | CFO Officer | 21 | $112,529 | $0 |
| CLINTON R DALY | CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| JOHN BANES | FIRST VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| ROBERT HOPKINS | TREASURER Trustee or director, Officer | 1 | $0 | $0 |
| LYNN SPRINGER ROBERTS | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| ANDREW M BROOKS | VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| ELEANOR M CAREY | VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| M WILLIS MACGILL | VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| RICHARD BELL | TRUSTEE Trustee or director | 1 | $0 | $0 |
| THOMAS BRANDT | TRUSTEE Trustee or director | 1 | $0 | $0 |
| WILLIAM COOK | TRUSTEE Trustee or director | 1 | $0 | $0 |
| CHANDLER B DENNISON | TRUSTEE Trustee or director | 1 | $0 | $0 |
| WILLIAM M GORE | TRUSTEE Trustee or director | 1 | $0 | $0 |
| WANDA KEYES HEARD | TRUSTEE Trustee or director | 1 | $0 | $0 |
| HENRY HOPKINS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| FREDRICK C LEINER | TRUSTEE Trustee or director | 1 | $0 | $0 |
| JULIA MADDEN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| NEAL NAFF | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ROBERT W SCHOEBERLEIN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| C JOHN SULLIVAN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| RYAN YU | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ELINOR SHRIVER MAGEE | VICE CHAIR Trustee or director, Officer | 1 | $0 | $0 |
| THOMAS H MADDUX IV | TRUSTEE Trustee or director | 1 | $0 | $0 |
| CHARLES W MITCHELL | TRUSTEE Trustee or director | 1 | $0 | $0 |
| KATHERINE PINKARD | TRUSTEE Trustee or director | 0 | $0 | $0 |
| MARY TYDING SMITH | TRUSTEE Trustee or director | 0 | $0 | $0 |
| TYLER A TATE | TRUSTEE Trustee or director | 0 | $0 | $0 |
| HENRIETTE TAYLOR | TRUSTEE Trustee or director | 0 | $0 | $0 |
| DAVID TAFT TERRY | TRUSTEE Trustee or director | 0 | $0 | $0 |
| WILLIAM C WHITRIDGE JR | TRUSTEE Trustee or director | 0 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 201 W MONUMENT ST, BALTIMORE, MD 21201-4601
- In care of
- % BUNKY MARKERT / YULIN
- Principal officer (990 for 2024)
- KEVIN RIDGELY, 610 PARK AVENUE, BALTIMORE, MD 21201
- Signed the 990
- KEVIN RIDGELY, CFO
- Phone
- (410) 685-3750
- Website
- WWW.MDHISTORY.ORG
- Return prepared by
- ELLIN & TUCKER CHARTERED
Mission
THE MARYLAND HISTORICAL SOCIETY SERVES THE PEOPLE OF MARYLAND, AND THOSE INTERESTED IN MARYLAND HISTORY, THROUGH STEWARDSHIP OF COMPREHENSIVE LIBRARY AND MUSEUM COLLECTIONS THAT ARE CENTRAL TO THE STATE'S HISTORY BUT PROMOTING SCHOLARSHIP THROUGH PUBLICATIONS AND BY PROVIDING EDUCATIONAL SERVICES AT ITS OWN CAMPUS AND THROUGHOUT THE STATE.
Program accomplishments
- GALLERY AND MUSEUM - DISPLAYS AND TOURS WHICH HELP TO EDUCATE THE GENERAL PUBLIC ON CERTAIN HISTORICAL ARTIFACTS AND EVENTS AS THEY RELATE TO MARYLAND HISTORY.Expenses $2,619,674 · grants $600 · revenue $114,858
- EDUCATION - EXPENDITURES FOR TOUR GUIDES, OUTREACH PROGRAMS, AND LECTURES WHICH PROMOTE EDUCATION OF MARYLAND HISTORY.Expenses $692,274
- LIBRARY - BOOKS, PERIODICALS, PRINTS AND PHOTOGRAPHS WHICH HELP TO EDUCATE THE GENERAL PUBLIC ABOUT MARYLAND HISTORYExpenses $615,585
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | June 30, 2026 | November 16, 2026 | Not due yet |
| 2024 | June 30, 2025 | November 17, 2025 | 990 on file |
| 2023 | June 30, 2024 | November 15, 2024 | 990 on file |
IRS record
- EIN
- 52-0403670
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (170(b)(1)(A)(vi))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 1926
- Accounting year ends
- June
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A800)
- Assets (IRS master file)
- $46,858,092
- Income (IRS master file)
- $18,803,490
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | June 2025 | $10,576,625 | $5,648,305 | $46,858,092 | IRS |
| 990-T | June 2025 | – | – | – | IRS |
| 990 | June 2024 | $5,060,115 | $5,553,827 | $41,805,321 | IRS |
| 990-T | June 2024 | – | – | – | IRS |
| 990 | June 2023 | $4,771,012 | $5,702,445 | $40,635,016 | XML |
| 990-T | June 2023 | – | – | – | IRS |
| 990 | June 2022 | $8,231,801 | $5,521,920 | $38,986,676 | XML |
| 990-T | June 2022 | – | – | – | IRS |
| 990 | June 2021 | – | – | – | IRS |
| 990-T | June 2021 | – | – | – | IRS |
| 990 | June 2020 | – | – | – | IRS |
| 990 | June 2018 | – | – | – | IRS |
990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 52-0403670).
Questions about MARYLAND HISTORICAL SOCIETY
- What is the EIN of MARYLAND HISTORICAL SOCIETY?
- The employer identification number (EIN) of MARYLAND HISTORICAL SOCIETY is 52-0403670.
- Is MARYLAND HISTORICAL SOCIETY tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1926.
- Are donations to MARYLAND HISTORICAL SOCIETY tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does MARYLAND HISTORICAL SOCIETY file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of MARYLAND HISTORICAL SOCIETY due?
- The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did MARYLAND HISTORICAL SOCIETY last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended June 2025.
- Who is the principal officer of MARYLAND HISTORICAL SOCIETY?
- The 990 for the year ended June 30, 2025 names KEVIN RIDGELY.
- Who are the officers and directors of MARYLAND HISTORICAL SOCIETY?
- The 990 for the year ended June 30, 2025 lists 34 people; 2 received compensation from the organization, the highest $141,400 (KATIE CALJEAN, PRESIDENT & CEO).
- How much revenue does MARYLAND HISTORICAL SOCIETY have?
- On its 990 for the year ended June 30, 2025 it reported revenue of $10,576,625, expenses of $5,648,305 and total assets of $46,858,092 at year end.
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All nonprofits in BALTIMORE · Maryland · Arts, culture and humanities