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Princeton Battlefield Society

EIN 23-7087307 · Princeton, NJ

Public records show a registered, tax-exempt organization in good standing.

LegitimacyPassesRegistration and standingFinancial healthStrong90 out of 100GovernanceNot ratedThe short tax form does not cover thisImpact evidenceDescribes programsHow well its results are evidenced

What it says it does

For the enhancement, preservation and development of the Princeton Battlefield State Park including the Clarke House. Also to fund education about the 1777 Battle of Princeton via tours, lectures, re-enactments, and signage.

Income
$176,058
Spending
$152,231
Reserves
8.9 months of spending
Largest source of income
fees for its services, 49%

Source: Form 990EZ for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Financial health

Strong: 90 out of 100.

  • Reserves

    28 of 35

    Spendable reserves would cover 8.9 months of spending.

  • Debt

    20 of 20

    It owes 1% of what it owns.

  • Living within its means

    15 of 15

    Income exceeded spending by 14% of income.

Source: Form 990EZ for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Governance

This organization files the short tax form, which does not ask about boards, policies or audits. That is normal for a small charity and is not a mark against it.

Source: Form 990EZ for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Impact evidence

Describes programs. Its tax return describes what it does but we have found no measurable results in it.

Programs described in its return (8)
  1. $19,159 spent. The Princeton Battlefield Society hosts Experience the Battle of Princeton, an annual re-enactment of the January 3, 1777 battle. January 2024's event was attended by just under 600 spectators despite cold, snowy weather, .
  2. $2,303 spent. Young Patriots Day is a lively and educational afternoon celebrating early American history. Young Patriot's Day offers an immersive experience in 18th-century life-perfect for children, families, and history lovers of all ages. Over 400 children were able to meet historical figures, see demonstrations of 18th-century weaving, medicine, carpentry, science and surveying. They were also able to watch and engage with Revolutionary War reenactors performing military drills and tour the Thomas Clarke House and Museum.
  3. $13,201 spent. The Cadwalader Lecture Series, hosted by the Princeton Battlefield Society, offers a compelling forum for the exploration of Revolutionary War history, with a special focus on the Battle of Princeton, the Ten Crucial Days, and the broader fight for American independence. This ongoing series brings together distinguished historians, authors, scholars, and preservationists to present original research, fresh perspectives, and in-depth discussions about the people, strategy, and legacy of the American Revolution.
  4. $223 spent. The Princeton Battlefield Society hosts annual Spring and Fall Clean-Up Days-hands-on volunteer events dedicated to maintaining the natural and historical integrity of Princeton Battlefield State Park.
  5. $11,200 spent. The Order of Founders and Patriots of America provided PBS with a grant to repair and restore the medallion in the Memorial Grove, located behind the Colonnade on the battlefield. The memorial was erected in 1918 in memory of unknown soldiers, including fifteen American and twenty-one British, buried nearby.
  6. $8,344 spent. Between June 2024 and February 2025, DEP staff and the Princeton Battlefield Society embarked on an archive project to establish the Thomas Clarke House Archives Collection. Funded with a grant from the Society of Colonial Wars in New Jersey (SCWNJ), the result has been the organization of many documents, artifacts, and other items found in the house that are pertinent to the history of the Clarke family, the land, Thomas' home, and the Battle of Princeton.
  7. $6,920 spent. A grant from the Mercer County Cultural & Heritage Commission allowed the Princeton Battlefield Society to produce a video of the Clarke family experience on January 3, 1777, in the words of Thomas Clarke. The Princeton Battlefield State Park sits largely on land that was part of two farms owned by the Clarke family. The video is educational and is available to the public on the Princeton Battlefield Society's website.
  8. $28,100 spent. Battlefield improvement projects including a map on the battlefield and funding towards the American Battlefield Trust's restoration of the road used by Washington's army on January 3, 1777.

Source: Form 990EZ for the year ending December 31, 2024, filed with the Internal Revenue Service. Rating method 2026.2. How we rate

Legitimacy checks

  1. Is it registered with the IRS? Passed.

    Listed in the IRS master file of tax-exempt organizations as a 501(c)(3) charitable organization.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  2. Has the IRS revoked its tax-exempt status? Passed.

    Not on the IRS automatic revocation list.

    Source: Automatic revocation of exemption list, Internal Revenue Service, file dated November 6, 2026.

  3. Are donations tax-deductible? Passed.

    On the IRS list of organizations eligible to receive tax-deductible contributions.

    Source: Publication 78 data: organizations eligible for tax-deductible contributions, Internal Revenue Service, file dated October 13, 2026.

  4. Is it keeping up with its IRS filings? Passed.

    Most recent return on file covers the year ending December 2024.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  5. How long has it been tax-exempt? Passed.

    Recognized by the IRS since May 1971.

    Source: Exempt Organizations Business Master File, Internal Revenue Service, file dated October 13, 2026.

  6. Is it in good standing with state regulators? Passed.

    Not on California's list of charities barred from soliciting. Other states are not yet checked.

    Source: May Not Operate or Solicit for Charitable Purposes list, California Attorney General, Registry of Charities and Fundraisers, file dated November 4, 2026.

Ratings and checks are our reading of public records, using the published method. They are not a statement about anyone's honesty. If you work for this organization, you can send corrections or results, confirm you want gifts through Veridonate, or ask to be removed from giving.