Llano, Texas was founded in 1855, on the clear, spring-fed Llano River. The town of Llano, Texas became the county seat of Llano County in 1856. Well established by 1860 with stores, saloons and a hotel, there was no church in the rough frontier of Llano. The Llano, Texas courthouse dates back to 1892.

• The community is in the Central Standard time Zone
• The latitude of Llano is 30.759N. The longitude is -98.674W. Elevation is 1,033 feet.
• The estimated population in 2010, was 3,232.