Bertram is a city located in Linn County, in the state of Iowa (IA), United States. Nestled in the West North Central division of the Midwest region, it covers an area of 1.3 square miles (3.0 km²) and sits at an elevation of 730 ft. With a population of approximately 681 residents, Bertram offers a peaceful, rural atmosphere.
The town's population is composed of about 53.01% males and 46.99% females, and it has a population density of 532.03 people per square mile (205.42/km²). Bertram lies at a latitude of 41.95 and a longitude of -91.53, operating in the UTC-6.
Locals reflect a blend of American ancestry, with roots primarily in United States (5%), followed by English (12.3%), German (25.7%), and Scotch-Irish (0%) heritage. The town is identified by the ZIP code 52403.