Honolulu, HI

MOANOLUA GARDENS FOUNDATION INC

EIN 99-0143900

Arts, Culture & Heritage Cultural Heritage & Traditions Indigenous communities

Mission

To preserve and protect the cultural, historical, and natural resources of Moanalua Valley by operating Moanalua Gardens as a public cultural and botanical site, delivering education and stewardship programs, and presenting Hawaiian cultural events that connect community and youth to the ʻāina (land).

IRS-recognized 501(c)(3) public charity Contributions are tax-deductible

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About MOANOLUA GARDENS FOUNDATION INC

Moanalua Gardens Foundation (EIN 99-0143900) is a Hawaii-based 501(c)(3) nonprofit that stewards the historic 24-acre Moanalua Gardens in Honolulu, preserving heritage structures, exceptional trees, and native plantings while operating the site for public visitation and private events. The Foundation runs cultural programming (including the long-running Prince Lot Hula Festival), ʻāina-based education and stewardship initiatives in partnership with state natural resource agencies and local schools, and ongoing conservation and restoration projects aimed at increasing access and youth engagement. In recent years the organization has remained operational as a visitor-facing park (daily hours and admission), pursued state grant funding for youth environmental education in Kamananui Valley, and received foundation support for programmatic work and digital outreach development.

Notable achievements

Prince Lot Hula Festival (ongoing)

Founded in 1978 and hosted at Moanalua Gardens, the Prince Lot Hula Festival is a signature cultural program that celebrates Hawaiian hula and attracts performers and audiences statewide, anchoring the Foundation’s cultural programming.

Institute of Museum and Library Services grant

Awarded a federal project grant to develop a digital library and oral-history resources focused on the moʻolelo (stories) of Kamananui/Moanalua Valley, supporting cultural preservation and public access to local history.

Hawaii Community Foundation support

Received competitive local foundation funding to support arts, culture, and garden-based educational programming, demonstrating community philanthropic backing for the Foundation’s mission.

At a glance

Total assets: $956K
Annual revenue: $645K
Tax status: 501(c)(3)Public charity
EIN: 99-0143900
Location: Honolulu, HI
Website: www.moanaluagardens.com
On Mahalo since: May 2026

Financial figures from the IRS Business Master File, the IRS’s registry of tax-exempt organizations.

Recognition

Operates and preserves several recognized historic resources on the site, including Kamehameha V’s summer cottage and the Chinese Hall, establishing the Foundation as a steward of significant cultural heritage in Honolulu.

Maintains and interprets notable trees on the property (including the well-known monkeypod/“Hitachi” tree) that are listed among exceptional trees by the City & County of Honolulu.

Evaluated by national charity-rating services and listed in nonprofit databases as an active 501(c)(3) organization (public ratings reflect available financial and accountability data).

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