Amphibians and Reptiles in Denton County: Texas Cooperative Wildlife Collection list of species found in the county.
Butterflies of Denton County, Texas: Information about and pictures of all the known species of butterflies in the county.
Denton County Home Page: Commissioners Court, departments, services, news, records, history, and links.
Denton County Transportation Authority: Statutory basis, newsletter, service strategy and timeline, schedule of public meetings, and awards.
Handbook of Texas Online : Denton County: Current and historical information about Denton County.
Texas Department of Transportation: Road Conditions for Denton County: Construction information and areas of possible traffic delays.
YB Lost - Denton County, Texas: Provides names and addresses of county public officials and departments.