Handbook of Texas Online
- Current and historical information about Travis County.
- http://www.tsha.utexas.edu/handbook/online/articles/TT/hct8.html

Gorilla Dogs
- Encourages the enforcement of existing animal cruelty statutes through humane education and advocacy while providing support and assistance to victims of animal abuse.
- http://www.gorilladogs.com/

9/11 USA Project
- Memorial events planned by the Travis County Sheriffs' Law Enforcement Association and Austin Association of Professional Firefighters in remembrance of September 11, 2001.
- http://www.911usa.org/

The Political Graveyard: Travis County, Tex.
- Information about politicians that lived or died in the county.
- http://www.politicalgraveyard.com/geo/TX/TV.html

Travis Audubon Society
- Includes news and events, newsletters, rare bird alert, bird checklist, backyard birding, wildlife sanctuary, shopping catalog, and section about the local endangered songbirds.
- http://www.travisaudubon.org/