Nonprofit · EIN 52-6080752
HILLWOOD ESTATE MUSEUM & GARDENS
Tax-exempt · WASHINGTON, DC 20008
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $19,809,810 | $17,095,903 | $2,713,907 | $437,792,973 | $1,039,662 | $436,753,311 |
| December 31, 2024 | 990 | $20,775,852 | $16,098,192 | $4,677,660 | $391,458,945 | $1,776,083 | $389,682,862 |
| December 31, 2023 | 990 | $17,014,213 | $14,950,084 | $2,064,129 | $357,959,227 | $1,653,576 | $356,305,651 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $2,697,452
- of which government grants
- $405,336
- Membership dues
- $877,219
- Program service revenue
- $1,252,169
- Investment income
- $15,432,223
- Net gain from sales of assets
- $6,577,887
- Net income from sales of inventory
- $427,966
- Other revenue
- $427,966
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $758,335
- Other salaries and wages
- $7,064,787
- Salaries, compensation and benefits (total)
- $9,805,440
- Professional fundraising fees
- $0
- Accounting fees
- $121,696
- Occupancy
- $1,135,653
- Travel
- $72,512
- Depreciation
- $1,719,624
- Program services (functional)
- $12,435,668
- Management and general (functional)
- $3,554,381
- Fundraising (functional)
- $1,105,854
Balance sheet and other
- Total assets, start of year
- $391,458,945
- Total assets, end of year
- $437,792,973
- Total liabilities, end of year
- $1,039,662
- Net assets, end of year
- $436,753,311
- Land, buildings and equipment
- $15,881,377
- Net assets without donor restrictions
- $435,825,530
- Net assets with donor restrictions
- $927,781
- Gross receipts
- $175,540,206
- Employees
- 173
- Volunteers
- 362
- Year formed
- 1967
- State of legal domicile
- DC
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 December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| KATE MARKERT | EXECUTIVE DIRECTOR Officer | 40 | $479,489 | $60,420 |
| MOULAYE SY | DIRECTOR OF FINANCE Officer | 40 | $182,415 | $36,011 |
| ED VREELAND | DIRECTOR OF OPERATIONS AND Highest-paid employee | 40 | $186,099 | $32,288 |
| LYNN ROSSOTTI | DIRECTOR OF EXTERNAL AFFAI Highest-paid employee | 40 | $176,680 | $39,275 |
| SAMANTHA HERNANDEZ | DIRECTOR OF HUMAN RESOURCE Highest-paid employee | 40 | $175,306 | $39,304 |
| WILFRIED ZEISLER | CHIEF CURATOR Highest-paid employee | 40 | $184,692 | $20,998 |
| JESSICA BONILLA | DIRECTOR OF HORTICULTURE Highest-paid employee | 40 | $113,424 | $33,896 |
| ELIZABETH ODOM | FIRST VICE PRESIDENT Trustee or director, Officer | 2 | $0 | $0 |
| ELLEN MACNEILLE CHARLES | PRESIDENT EMERITA Trustee or director, Officer | 2 | $0 | $0 |
| AMY MEADOWS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| KATHRYN VIGE HICKS | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| LUCY S RHAME | TREASURER Trustee or director, Officer | 1 | $0 | $0 |
| SKIP SROKA | TRUSTEE Trustee or director | 1 | $0 | $0 |
| SUSAN BOLLENDORF | VICE PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| JOSHUA HILDRETH | TRUSTEE Trustee or director | 1 | $0 | $0 |
11 more people on this return
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| ALISON CADY MARTIN | TRUSTEE Trustee or director | 1 | $0 |
| SARA O'KEEFE | TRUSTEE Trustee or director | 1 | $0 |
| DONNA ROBERTS | TRUSTEE Trustee or director | 1 | $0 |
| NEDENIA C RUMBOUGH | TRUSTEE Trustee or director | 1 | $0 |
| STANLEY H RUMBOUGH | TRUSTEE Trustee or director | 1 | $0 |
| ROBERT SHAPIRO | TRUSTEE Trustee or director | 1 | $0 |
| GAIL BERRY WEST | TRUSTEE Trustee or director | 1 | $0 |
| MARY EMERSON SLIMP | PRESIDENT Trustee or director, Officer | 2 | $0 |
| MICHELE HARTLOVE | TRUSTEE Trustee or director | 1 | $0 |
| SOPHIE HAWKINS | TRUSTEE Trustee or director | 1 | $0 |
| ANDREW INVERSON | TRUSTEE Trustee or director | 1 | $0 |
990 for the year ended December 31, 2024: 32 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| KATE MARKERT | EXECUTIVE DIRECTOR Officer | 40 | $467,228 | $53,393 |
| ED VREELAND | DIRECTOR OF OPERATIONS AND Highest-paid employee | 40 | $172,581 | $28,251 |
| LYNN ROSSOTTI | DIRECTOR OF EXTERNAL AFFAI Highest-paid employee | 40 | $163,814 | $35,704 |
| SAMANTHA HERNANDEZ | DIRECTOR OF HUMAN RESOURCE Highest-paid employee | 40 | $159,903 | $34,274 |
| WILFRIED ZEISLER | CHIEF CURATOR Highest-paid employee | 40 | $174,231 | $15,552 |
| DOUGLAS ROSE | DIRECTOR OF FINANCE Officer | 40 | $148,474 | $5,179 |
| JESSICA BONILLA | DIRECTOR OF HORTICULTURE Highest-paid employee | 40 | $109,887 | $34,024 |
| MOULAYE SY | DIRECTOR OF FINANCE Officer | 40 | $98,990 | $20,973 |
| ELIZABETH ODOM | FIRST VICE PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| ELLEN MACNEILLE CHARLES | PRESIDENT EMERITA Trustee or director, Officer | 2 | $0 | $0 |
| AMY MEADOWS | ASSISTANT TREASURER Trustee or director, Officer | 2 | $0 | $0 |
| KATHRYN VIGE HICKS | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| LUCY S RHAME | TREASURER Trustee or director, Officer | 1 | $0 | $0 |
| SKIP SROKA | TRUSTEE Trustee or director | 1 | $0 | $0 |
| SALLY E CHAPOTON | TRUSTEE Trustee or director | 1 | $0 | $0 |
| SUSAN BOLLENDORF | VICE PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| SOPHIE GHEZAI | TRUSTEE Trustee or director | 1 | $0 | $0 |
| JOSHUA HILDRETH | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ANDREW IVERSON | TRUSTEE Trustee or director | 1 | $0 | $0 |
| MARK LOWHAM | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ALISON CADY MARTIN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| BETH NEWBURGER | TRUSTEE Trustee or director | 1 | $0 | $0 |
| SARA O'KEEFE | TRUSTEE Trustee or director | 1 | $0 | $0 |
| W BRETT REES | TRUSTEE Trustee or director | 1 | $0 | $0 |
| DONNA ROBERTS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| NEDENIA C RUMBOUGH | TRUSTEE Trustee or director | 1 | $0 | $0 |
| STANLEY H RUMBOUGH | TRUSTEE Trustee or director | 1 | $0 | $0 |
| RICK J FERNANDEZ | TRUSTEE Trustee or director | 1 | $0 | $0 |
| GAIL BERRY WEST | TRUSTEE Trustee or director | 1 | $0 | $0 |
| MARY EMERSON SLIMP | PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| MICHELE HARTLOVE | TRUSTEE Trustee or director | 1 | $0 | $0 |
| SOPHIE HAWKINS | TRUSTEE Trustee or director | 1 | $0 | $0 |
990 for the year ended December 31, 2023: 32 people
| Name | Title | Hours / week | Compensation | Other / benefits |
|---|---|---|---|---|
| KATE MARKERT | EXECUTIVE DIRECTOR Officer | 40 | $451,889 | $51,712 |
| LYNN ROSSOTTI | DIRECTOR OF EXTERNAL AFFAI Highest-paid employee | 40 | $154,758 | $32,989 |
| SAMANTHA HERNANDEZ | DIRECTOR OF HUMAN RESOURCE Highest-paid employee | 40 | $152,397 | $31,387 |
| DOUGLAS ROSE | DIRECTOR OF FINANCE Officer | 40 | $172,752 | $6,138 |
| WILFRIED ZEISLER | CHIEF CURATOR Highest-paid employee | 40 | $163,772 | $14,349 |
| ED VREELAND | DIRECTOR OF OPERATIONS AND Highest-paid employee | 40 | $147,000 | $25,753 |
| AUDRA KELLY | DIRECTOR Highest-paid employee | 40 | $118,634 | $6,032 |
| ELIZABETH ODOM | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ELLEN MACNEILLE CHARLES | PRESIDENT EMERITA Trustee or director, Officer | 2 | $0 | $0 |
| AMY MEADOWS | IMMEDIATE PAST PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| KATHRYN VIGE HICKS | SECRETARY Trustee or director, Officer | 1 | $0 | $0 |
| LUCY S RHAME | TREASURER Trustee or director, Officer | 1 | $0 | $0 |
| SKIP SROKA | TRUSTEE Trustee or director | 1 | $0 | $0 |
| SALLY E CHAPOTON | TRUSTEE Trustee or director | 1 | $0 | $0 |
| SUSAN BOLLENDORF | VICE PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
| SOPHIE GHEZAI | TRUSTEE Trustee or director | 1 | $0 | $0 |
| JOSHUA HILDRETH | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ANDREW IVERSON | TRUSTEE Trustee or director | 1 | $0 | $0 |
| GEORGE IVERSON | TRUSTEE Trustee or director | 1 | $0 | $0 |
| BETSY SCOTT KLEENLATT | TRUSTEE Trustee or director | 1 | $0 | $0 |
| MARK LOWHAM | TRUSTEE Trustee or director | 1 | $0 | $0 |
| ALISON CADY MARTIN | TRUSTEE Trustee or director | 1 | $0 | $0 |
| BETH NEWBURGER | TRUSTEE Trustee or director | 1 | $0 | $0 |
| SARA O'KEEFE | TRUSTEE Trustee or director | 1 | $0 | $0 |
| W BRETT REES | TRUSTEE Trustee or director | 1 | $0 | $0 |
| DONNA ROBERTS | TRUSTEE Trustee or director | 1 | $0 | $0 |
| NEDENIA C RUMBOUGH | TRUSTEE Trustee or director | 1 | $0 | $0 |
| STANLEY H RUMBOUGH | TRUSTEE Trustee or director | 1 | $0 | $0 |
| JANICE SHRADER | TRUSTEE Trustee or director | 1 | $0 | $0 |
| RICK J FERNANDEZ | TRUSTEE Trustee or director | 1 | $0 | $0 |
| GAIL BERRY WEST | TRUSTEE Trustee or director | 1 | $0 | $0 |
| MARY EMERSON SLIMP | PRESIDENT Trustee or director, Officer | 1 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- 4155 LINNEAN AVE NW, WASHINGTON, DC 20008-3806
- Principal officer (990 for 2025)
- AMY MEADOWS, 4155 LINNEAN AVENUE NW, WASHINGTON, DC 20008
- Signed the 990
- AMY MEADOWS, TREASURER
- Phone
- (202) 686-8500
- Website
- WWW.HILLWOODMUSEUM.ORG
- Return prepared by
- YOUNT HYDE & BARBOUR PC
Mission
HILLWOOD ESTATE, MUSEUM & GARDEN'S (HILLWOOD) MISSION IS TO SHARE THE RENOWNED ART COLLECTIONS, EXCEPTIONAL GARDENS AND RELATED PUBLIC AND EDUCATIONAL PROGRAMS WITH A WIDE AND DIVERSE AUDIENCE. SINCE ITS OPENING, HILLWOOD HAS SERVED HUNDREDS-OF-THOUSANDS OF VISITORS, INCLUDING LOCAL AND VISITING MEMBERS OF THE GENERAL PUBLIC, FAMILIES (TRADITIONAL AND NON-TRADITIONAL), CURATORS AND SCHOLARS, AND PRE-SCHOOL THROUGH HIGH SCHOOL STUDENTS.
Program accomplishments
- PHYSICAL PLANT: HILLWOOD'S TWENTY-FIVE ACRE ESTATE COMPRISES TWELVE ACRES OF MANICURED GARDENS, INCLUDING A JAPANESE-STYLE GARDEN, A FRENCH PARTERRE, A ROSE GARDEN, PUTTING GREEN, CUTTING GARDEN, AND MANY PATHWAYS WINDING THROUGH AZALEAS AND OTHER BLOOMING SHRUBS, SURROUNDED BY THIRTEEN ACRES OF WOODLANDS. THE 26,000 SQUARE FOOT MANSION, OPEN TO THE PUBLIC, DISPLAYS POST'S EXTENSIVE ART COLLECTIONS IN THE ORIGINAL DOMESTIC SETTING SHE CREATED FOR HER OWN AND HER GUESTS' ENJOYMENT AND TO BE LEFT FOR THE BENEFIT OF THE PUBLIC AFTER HER DEMISE. OTHER BUILDINGS ON THE CAMPUS INCLUDE THE VISITORS CENTER, GREENHOUSES, CAFE, LIBRARY, TWO BUILDINGS WHERE SPECIAL EXHIBITS ARE SHOWN, AND NUMEROUS STAFF BUILDINGS. THERE ARE A TOTAL OF SIXTEEN STRUCTURES AND ONE PARKING DECK ON SITE.Expenses $12,435,668 · revenue $1,680,135
- COLLECTIONS: IMPORTANT COLLECTIONS OF RUSSIAN IMPERIAL ART, FRENCH DECORATIVE ARTS, COSTUMES, TEXTILES AND JEWELRY ARE DISPLAYED IN THE MANSION AND THROUGH SPECIAL EXHIBITIONS. HIGHLIGHTS OF THE RUSSIAN COLLECTION INCLUDE AN 1884 DIAMOND CROWN WORN BY THE LAST EMPRESS ALEXANDRA AT HER MARRIAGE TO NICHOLAS II; AND A COMPREHENSIVE COLLECTION OF SOME EIGHTY WORKS BY FABERGE, INCLUDING TWO IMPERIAL EASTER EGGS. THE FRENCH HOLDINGS INCLUDE FUNISHINGS, TAPESTRIES AND PORCELAIN, PRIMARILY FROM THE 18TH CENTURY, NUMEROUS PIECES OF FAMED SEVRES PORCELAIN AND SPECTACULAR BEAUVAIS TAPESTRIES DESIGNED BY FRANCOIS BOUCHER. THE FASHION HOLDINGS SPAN THE FIRST SEVEN DECADES OF THE TWENTIETH CENTURY AND THE JEWELRY COLLECTION FEATURES HISTORICAL PIECES AND WORKS FROM THE MAIN JEWELRY HOUSES FOT EH 1900'S, INCLUDING CARTIER, HARRY WINSTON ADN VAN CLEEF & ARPELS. IN TOTAL, HILLWOOD'S COLLECTIONS INCLUDE SOME 20,000 OBJECTS.
- INTERPRETATION AND PROGRAMS: THROUGH ITS IMMERSIVE VISITOR EXPERIENCE, ROBUST CALENDAR OF SPECIAL EXHIBITIONS AND PUBLIC AND EDUCATIONAL PROGRAMS, HILLWOOD SERVES OVER 100,000 INDIVIDUALS ANNUALLY. ALL VISITORS TO HILLWOOD HAVE ACCESS TO INFORMATIONAL TOURS, INCLUDING DOCENT-LED TOURS, SELF-GUIDED TOURS ACCOMPANIED BY RICH INFORMATIONAL BOOKLETS AVAILABLE IN ENGLISH, FRENCH, SPANISH AND RUSSIAN, AND SELF-GUIDED AUDIO TOURS FOR THE MANSION AND GARDENS, ALL OF WHICH ARE SUPPLEMENTED BY EXPLANATORY OBJECT LABELS.HILLWOOD ROUTINELY ENGAGES WITH COMMUNITY PARTNERS THAT INCLUDE, BUT ARE NOT LIMITED TO THE ART DECO SOCIETY, ENVIRONMENTAL FILM FESTIVAL, LEVINE SCHOOL OF MUSIC, RAINBOW FAMILIES, KIDS EUROFEST, GIRL SCOUT TROOPS REGION-WIDE, AS WELL AS EMBASSIES SUCH AS FRENCH, BELGIAN, SPANISH AND THE NETHERLANDS.
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 December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990 on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 52-6080752
- 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
- 2019
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A80)
- Assets (IRS master file)
- $437,792,973
- Income (IRS master file)
- $175,540,206
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $19,809,810 | $17,095,903 | $437,792,973 | XML |
| 990 | December 2024 | $20,775,852 | $16,098,192 | $391,458,945 | XML |
| 990 | December 2023 | $17,014,213 | $14,950,084 | $357,959,227 | XML |
| 990 | December 2022 | $15,606,228 | $13,627,246 | $309,584,170 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | 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 52-6080752).
Questions about HILLWOOD ESTATE MUSEUM & GARDENS
- What is the EIN of HILLWOOD ESTATE MUSEUM & GARDENS?
- The employer identification number (EIN) of HILLWOOD ESTATE MUSEUM & GARDENS is 52-6080752.
- Is HILLWOOD ESTATE MUSEUM & GARDENS tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2019.
- Are donations to HILLWOOD ESTATE MUSEUM & GARDENS tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does HILLWOOD ESTATE MUSEUM & GARDENS 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 HILLWOOD ESTATE MUSEUM & GARDENS due?
- The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did HILLWOOD ESTATE MUSEUM & GARDENS last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2025.
- Who is the principal officer of HILLWOOD ESTATE MUSEUM & GARDENS?
- The 990 for the year ended December 31, 2025 names AMY MEADOWS.
- Who are the officers and directors of HILLWOOD ESTATE MUSEUM & GARDENS?
- The 990 for the year ended December 31, 2025 lists 26 people; 7 received compensation from the organization, the highest $479,489 (KATE MARKERT, EXECUTIVE DIRECTOR).
- How much revenue does HILLWOOD ESTATE MUSEUM & GARDENS have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $19,809,810, expenses of $17,095,903 and total assets of $437,792,973 at year end.
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