| Place Name | Heidelberg |
| Place Type | City |
| ZIP Code(s) | 56071 |
| County | Le Sueur County |
| Area Code(s) | 952 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 91 |
| Population Growth Rate (2010-19) | 12.30% |
| Majority Ethnicity | White 100% |
| Metro/Micro Stats Area | Minneapolis-St. Paul-Bloomington, MN-WI |
| US Congressional District(s) | Minnesota 1st |
| State House Districts | 20B |
| State Senate Districts | 20 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 100% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |