Support Charity Navigator

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Olaf Wieghorst Museum Foundation

Mission

THE ORGANIZATION CONSISTS OF PAINTINGS SCULPTURES AND ANTIQUE ARTIFACTS. ALL ARTIFACTS HAVE A WESTERN THEME THAT MEETS OUR PURPOSE OF PRESERVING AND PROMOTING THE HERITAGE OF THE AMERICAN WEST. THE MUSEUM ALSO MAINTAINS A BOTANICAL GARDEN WITH OVER 800 SPECIMENS PROVIDING AN EDUCATIONAL EXPERIENCE FOR VISITORS WHO HAVE AN INTEREST IN PLANTS OF AN ARID ENVIRONMENT.

EL CAJON CA | EIN: 33-0799944

Is this your nonprofit?

501(c)(3) organization

PO BOX 951,
EL CAJON CA 92022-0951

https://WWW.WIEGHORSTMUSEUM.ORG

619-590-3431

Olaf Wieghorst Museum Foundation

Mission

EL CAJON CA | EIN: 33-0799944

Is this your nonprofit?

501(c)(3) organization

PO BOX 951,
EL CAJON CA 92022-0951

https://WWW.WIEGHORSTMUSEUM.ORG

619-590-3431

Beacon Report

Great
Good
Needs Improvement
Poor
Incomplete
Additional Information

Website Reported on Tax Form:Yes

SCORE100%

Disclosing the charity’s website promotes transparency and provides access to the public.

Source: Public data from IRS Form 990. Fiscal Year 2025.

No Material Diversion of Assets:Yes

SCORE100%

Records Retention Policy:Yes

SCORE100%

Tax Form Disclosed on Website:Yes

SCORE100%

Accountability Panel
Score	Metric
100%	Website Reported on Tax Form:Yes Disclosing the charity’s website promotes transparency and provides access to the public. Source: Public data from IRS Form 990. Fiscal Year 2025.
100%	No Material Diversion of Assets:Yes
100%	Records Retention Policy:Yes
100%	Tax Form Disclosed on Website:Yes

Science behind the numbers

Nonprofit Resources

Nonprofit Resources

Olaf Wieghorst Museum Foundation

Mission

Olaf Wieghorst Museum Foundation

Mission

Beacon Report