Bertram is located in Linn County. About 269 people live here (as of 2020). Between 2010 and 2020, the population declined from 294 to 269. The region is at 223 meters above sea level. The area covers about 4.3 square kilometers. There are about 42 streets in Bertram. The region was founded in 1858. Bertram is city in Linn County, Iowa, United States.
| Year built | 1858 |
| Area | 4.3 km² |
| Elevation | 223 m |
| Located in | Linn County |
| Country | United States |
| Population | 269 |
| Official name | Bertram |
| Bike path |
| Bike lane on roadway |
| Cycling allowed on bus lane |
| Bicycle street |
| Open to cyclists |
| Open to cyclists, good path |
| Cycling prohibited |
| Cobblestone |
| Long-distance bike route | (depending on scale) |
| Long-distance bike route |
| Long-distance hiking trail | (depending on scale) |
| Long-distance hiking trail |
| Pedestrians prohibited |
Public transit map Bertram Legend 
Bicycle map Bertram Legend 
Pedestrian map Bertram Legend