Bertram is a city in Burnet County, Texas, United States. The population was 1,122 at the 2000 census.
Bertram is located at 30°44′39″N 98°03′21″W / 30.744132°N 98.055721°W / 30.744132; -98.055721. This is 10 miles east of Burnet and 37 miles northwest of Austin.
According to the United States Census Bureau, the city has a total area of 1.1 square miles (2.8 km2), all of it land.