Skip to content
Open Space Institute logoVerified

Open Space Institute

The Open Space Institute is a national leader in land conservation and efforts to make parks and other protected land more welcomi...Learn more

Donate now

A new way to support Open Space Institute

Make an impact with a quick-start fundraiser tailored to your next occasion.

See all occasions

From the community

Fundraisers created by supporters like you

Open Space Institute logo

About Open Space Institute

The Open Space Institute is a national leader in land conservation and efforts to make parks and other protected land more welcoming for all. Since 1974, OSI has partnered in the protection of more than 2.5 million at-risk and environmentally sensitive acres in the eastern U.S. OSI’s land protection promotes clean air and water, improves access to recreation, provides wildlife habitat, strengthens communities, and combats the devastating impacts of extreme weather.

1370 Broadway, 5th FloorNew York, NY 10018

Find Open Space Institute at

Causes

Environment, Non-Profits & Charities, Community

Established

1966

Verified on GoFundMe

2025

Tax ID

52-1053406

NTEE code

Natural Resource Conservation and Protection

Open Space Institute is a 501(c)(3) public charity, EIN 52-1053406. Donations are tax-deductible. Select content is provided by Candid.

Recent Donations