Colorado Coalition of Land Trusts
- State-wide, membership organization of local and regional land trusts. Includes FAQs, legislative information, events, and membership information.
- http://www.cclt.org/

Land Trust of the Upper Arkansas
- Serving Chaffee, Fremont and Lake Counties. Includes organization information, board profiles, news, membership form, and contact details.
- http://www.ltua.org/

Middle Park Land Trust
- Works with willing landowners to protect natural resources on their property in Grand County.
- http://mplt.rkymtnhi.com/

Legacy Land Trust
- Facilitates the preservation of environmentally sensitive areas, critical wildlife habitat, and other lands.
- http://www.legacylandtrust.org/

Mountain Area Land Trust
- Assists landowners and residents of the foothills communities of Jefferson, Clear Creek and Park Counties in Colorado with the preservation of significant open spaces. Information about the organization, current projects, and the area.
- http://www.savetheland.org/

The Crested Butte Land Trust
- Non-profit organization that seeks to protect undeveloped land in the East River Valley around Crested Butte, Colorado.
- http://www.cblandtrust.org/