In Heidelberg, particularly around the Grund 31 area, rental prices for apartments can vary based on size, condition, and location. As of 2023, the average rental price for a one-bedroom apartment in this district typically ranges from €800 to €1,200 per month. For larger units, such as a three-bedroom apartment, prices can climb to between €1,500 and €2,200. Newly renovated apartments or those located closer to the city center often command higher rents, sometimes exceeding €2,500 for premium offerings. The market reflects the city's strong student population due to the presence of Heidelberg University, which influences the demand for rental properties and often maintains a competitive pricing landscape.