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OLD STONE HOUSE OF BROOKLYN

BROOKLYN, NY · EIN 113032836 · Form 990 · FY2024 · Small ($100K-$1M) · theoldstonehouse.org
revenue
$555K
expenses
$582K
net assets
$417K
employees
7
volunteers
270
program ratio
75%
mission · from form 990

THE OLD STONE HOUSE, INC. IS THE CONSERVANCY ORGANIZATION FOR WASHINGTON PARK AND THE J. J. BYRNE PLAYGROUND. THE PUBLIC HISTORY FOCUSES ON CONFLICT ON SITE, FROM LENAPE ENCOUNTERS WITH DUTCH COLONISTS, TO THE BATTLE OF BROOKLYN IN AUGUST 1776, THE LARGEST BATTLE OF THE AMERICAN REVOLUTIONARY WAR. OLD STONE HOUSE IS PART OF THE HISTORIC HOUSE TRUST OF NEW YORK CITY.

profile · synthesized from sources

The Old Stone House of Brooklyn is a historic site and cultural center located in Washington Park, serving as a conservancy for local history and public art. It focuses on the site's historical significance, including Lenape-Dutch encounters and the Battle of Brooklyn, while hosting contemporary art exhibitions that engage with social, political, and environmental themes. The organization operates as part of the Historic House Trust of New York City.

named programs · 5 · from sources

What they call their work

Against Doom TV
Interactive art project by Amy Khoshbin and Macon Reed using performance and video to promote activism, healing, and abolitionist discourse
Albums of Inclusion
Exhibition series highlighting diverse cultural narratives through art, including communities from Jamaica, Ecuador, and China
Brooklyn Utopias
Art exhibition series exploring visions of social, environmental, and political ideals in Brooklyn, with a focus on equity and community care
Open Hours
Public access program allowing visitors to tour the Old Stone House and view current exhibitions during scheduled hours
Rooted Resistance
Exhibition on environmental activism and care practices, curated by the Mother Creatrix Collective, emphasizing art and ecological justice
activities · 9 groups

What they do

  • History Education Curriculum Development 1 activity
    • Distributes educational resources for youth and families
      Provides downloadable educational materials such as toys, games, crafts, recipes, and coloring pages to teach Brooklyn’s history to young people and families.
  • Curated Art Exhibitions and Public Displays 1 activity
    • Hosts public exhibitions and cultural events
      Hosts year-round contemporary art exhibitions, performances, literary readings, and community events featuring emerging and established artists. Presents rotating exhibits on Brooklyn history, social issues, and contemporary art, including annual and biannual events such as the Old Stone House Classic baseball game and the Kings County Fiber Festival.
  • Local History Archival Access 1 activity
    • Manages and provides public access to historical archives and digital resources
      Makes available historical photos from the Municipal Archives, oral histories with Park Slope Old Timers, and digital content including a free guide on the Bloomberg Connects app. Offers digital tours, exhibition highlights, and historical documentation of the Old Stone House and Washington Park.
  • Historic Site Public Programming 1 activity
    • Organizes guided historical tours
      Offers guided walking, bike, and bus tours focused on the Battle of Brooklyn for individuals and groups, enhancing public understanding of the historical landscape.
  • Local History Museum Operations 1 activity
    • Preserves and interprets local history and historical site
      Operates as the conservancy for Washington Park and the J. J. Byrne Playground, preserving the Old Stone House and interpreting its history, including Dutch colonial origins, the Battle of Brooklyn in 1776, and the site’s role in the Revolutionary War. Maintains a year-round public museum with permanent and rotating exhibits on Brooklyn’s history and colonial-era conflicts.
  • Local History Publishing 1 activity
    • Produces and distributes commemorative historical materials
      Creates and distributes the "Battle of Brooklyn: Then & Now" map and offers it for sale as part of the 250th commemoration of the Battle of Brooklyn.
  • Museum-Based Educational Outreach 1 activity
    • Provides educational programming for students and youth
      Offers student-driven, hands-on education programs focused on historical themes such as the Battle of Brooklyn and colonial life, using primary sources and inquiry-based learning. Serves approximately 7,000 students annually through school-year and seasonal programs.
  • Event Venue Rental Services 1 activity
    • Provides public garden and event space rentals
      Offers rental of outdoor garden spaces, the indoor Great Room, and the entire house for events, accommodating groups from small gatherings to 150 guests with a patio tent.
  • Horticultural Education and Community Gardening 1 activity
    • Supports native plant gardening and environmental education
      Provides a Plant Guide and Garden Maps for Washington Park, documenting native and useful plants, and hosts gardening and environmental workshops as part of its community programming.
financials · form 990 · fy2024
revenue
Total revenue$555K
Contributions & grants$319K57%
Program service revenue$180K32%
Investment income$3K1%
Other revenue$53K
expenses
Total expenses$582K
Program expenses75%
Admin / overhead18%
Fundraising6%
Salaries & benefits$357K
Grants paid out$0
Largest expense lineCompensation
balance sheet
Total assets$432K
Cash$181K
Investments$0
Liabilities$14K
Net assets$417K
Liquid reserves3.7 mo
6 years on record · 2019–2024 · YoY revenue +6.2%
leadership · form 990 part vii · fy2024

Who runs it

board members · 7
  • CATHLEEN GAME LEFF — SECRETARY
  • CHARLIE PIGOTT — DIRECTOR
  • DOUG GALLAGER — TREASURER
  • JOSEPH MCCARTHY — DIRECTOR
  • KAREN HO — DIRECTOR
  • NANCY ROSENBERG — CHAIRPERSON
  • YASHMIN FERNANDES — DIRECTOR
relationships · 44

Who they work with

  • Adina Lerner Partner — Photographer whose images are credited in event documentation
  • American Civil Liberties Union Partner — Provides links to ACLU resources to help visitors understand their constitutional and civil rights.
  • Amnesty USA Partner — Provides links to Amnesty USA resources to help visitors prepare for protest and understand freedom of expression rights.
  • Andrea Reese Partner — Photographer whose images are credited in event documentation
  • AnkhLave Arts Alliance Partner — Presented the exhibition "Living" on behalf of the organization.
  • Assemblymember Jo Anne Simon Government — Supports Old Stone House education programs.
  • Assemblymember Robert Carroll Government — Supports Old Stone House education programs.
  • Bloomberg Connects Partner — Collaborates to provide a digital guide for the Old Stone House on the Bloomberg Connects app.
  • Bob Levine Partner — Photographer whose images are credited in event documentation
  • Brooklyn Brandenburgers Partner — Hosts performances by the Brooklyn Brandenburgers, a chamber orchestra, at The Old Stone House.
  • Brooklyn Lace Guild Partner — Featured the work of the guild in the exhibition "Little Lace."
  • Brooklyn Parks and Recreation Partner — Collaborates on programming and park support at Washington Park/JJ Byrne Playground.
  • Brooklyn Traditional Slow Jam Partner — Hosts the monthly Brooklyn Traditional Slow Jam, an acoustic instrumental session, at The Old Stone House.
  • Clean Plate Pictures Partner — Photography vendor whose images are credited in event documentation
  • Community Markets Partner — Partners to host seasonal farmers market and CSA programs.
  • Cortelyou family Partner — Family that purchased the Vechte farm after the Revolutionary War.
  • Councilmember Shahana Hanif Government — Supports Old Stone House education programs.
  • Down To Earth Markets Partner — Partner organization that operates the farmers market at The Old Stone House.
  • Downtown Earth Markets Partner — Hosts the Park Slope Farmers Market operated by Downtown Earth Markets on site
  • Dutch West India Company Government — Colonial governing authority under which European settlement and military actions occurred in the region.
  • Edwin Litchfield Partner — Park Slope developer who acquired the property from the Cortelyou family in 1852.
  • Erica Camille Partner — Photographer whose images are credited in event documentation
  • Greenbridge Partner — Partners on environmental programs and sustainability initiatives.
  • Historic House Trust of New York City Network — Member organization of the Historic House Trust of New York City.
  • Historic House Trust of New York City Network — Member organization within a citywide network preserving historic houses in New York City.
  • Historic House Trust of New York City Network — Member organization within the Historic House Trust of New York City.
  • Immigrant Legal Resource Center Partner — Provides links to ILRC resources to help visitors navigate immigration issues.
  • Kings County Fiber Festival Partner — Hosts or co-organizes the Kings County Fiber Festival as part of its community programming.
  • Lenape town of Marechkawick Partner — Original Indigenous community on whose land the Old Stone House site was later established.
  • Madeline Wall Partner — Photographer whose images are credited in event documentation
+ 14 more
strategies · 4

How they approach the work

Named approaches extracted from this org’s sources. Where others share an approach, follow it to see the full set of orgs running it.

  • Conflict-Centered Historical Interpretation
    methodology: conflict-centered public history interpretation
    By focusing on historical conflicts—such as Lenape encounters with Dutch colonists and the Battle of Brooklyn—as central interpretive themes, the organization engages audiences in critical reflection on contested histories, because confronting difficult narratives fosters deeper public understanding and connection to place.
  • Experiential and Community-Integrated Public History
    methodology: experiential_education
    By integrating native landscaping, cultural programming, and community events like baseball games into the site, the organization connects historical interpretation with lived community experience, because blending past and present in shared spaces fosters stewardship and belonging.
  • Inquiry-Based Historical Education
    methodology: inquiry-based_learning
    By using primary sources, hands-on activities, and student-driven inquiry, the organization connects historical content to contemporary contexts, because this approach promotes critical thinking and deeper engagement in learning.
  • Multivocal and Collaborative Curation
    methodology: multiple-perspectives-historical-education
    By presenting multiple perspectives on historical events and co-curating exhibitions with community artist collectives, the organization fosters inclusive narratives that reflect diverse voices, because shared authorship and pluralistic storytelling strengthen community relevance and engagement.