Guadalupe-Blanco River Trust Guadalupe-Blanco River Trust Celebrate Earth Day! Support Earth Share of Texas and the Texas environment. Look for this sign at check-out stands at more than 220 H-E-B and Central Market locations. Guadalupe-Blanco River Trust
P.O. Box 709
Seguin, Texas 78156-0709
Toll Free: 830-413-4130
Phone: 830-372-5077
Fax: 830-379-7478

Help the Guadalupe-Blanco River Trust to Conserve the Guadalupe River

The Guadalupe-Blanco River Trust needs the support of corporate sponsors, charitable foundations and individuals to conserve the Guadalupe River. Please join us in the stewardship of the Guadalupe River, and its associated tributaries, springs and lands.

For more information or to make a donation to help sustain the invaluable natural resources of the Guadalupe River Watershed, click the Donate button above, or contact the Guadalupe-Blanco River Trust at:

Guadalupe-Blanco River Trust
P.O. Box 709
Seguin, Texas 78156-0709
Toll Free: 830-413-4130
Phone: 830-372-5077
Fax: 830-379-7478
Email: or

  • Basin Map - The area served by the Guadalupe-Blanco River Trust includes; Kerr, Blanco, Kendall, Comal, Hays, Caldwell, Guadalupe, Gonzales, DeWitt, Victoria, Calhoun and Refugio counties.
  • Current and Projected Land Uses in the Guadalupe-Blanco River Trust's Region - This map provides an illustration of the projected land cover acres lost to future housing density increases. Land cover and housing density have been combined to show where new areas will experience these increases between the years 2000 and 2025.
  • Texas Land Trust Council (TLTC) provides information about other land Trusts in Texas. They have developed a current Texas Land Trust Directory that lists other Trusts operating in Texas. Contact information, operating area and mission statement is also included.
  • Land Trust Alliance (LTA) is the national leader of the private land conservation movement. LTA promotes voluntary land conservation across the country, provides resources, leadership, and training to the nations 1,200-plus nonprofit, grassroots land trusts and helps them to protect important open spaces.
  • Hill Country Conservancy works to ensure a healthy environment and economy in the Barton Springs Edwards Aquifer region by preserving open space and the rural heritage of the Texas Hill Country for generations to come.
  • Natural Area Preservation Association - To preserve and conserve wildlife and native ecosystems.
  • The Upper Guadalupe River Authority (UGRA) aspires to be respected for its efficient, responsive, and forthright stewardship of the Upper Guadalupe River and its Ttibutaries. The UGRA has established a partnership with the Guadalupe-Blanco River Trust to further stewardship of the Upper Guadalupe watershed.
  • "Protecting Open Space: Tools and Techniques for Texans" - Published by the National Park Service Rivers, Trails & Conservation Assistance.
  • Conservation Easements, A Guide for Texas Landowners - Published by Texas Parks & Wildlife.
  • Whitmire Unit Project at the Aransas National Wildlife Refuge - A page devoted to the Whitmire Project on the Aransas National Wildlife Refuge website