| Place Name | Heidelberg Township (Lehigh County) |
| Place Type | Township |
| ZIP Code(s) | 18053 18066 18078 18080 18235 |
| GEOID | 4207733616 |
| County | Lehigh County |
| Area Code(s) | 484,610 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 3,331 |
| Majority Ethnicity | White 97.9% |
| Metro/Micro Stats Area | Allentown-Bethlehem-Easton, PA-NJ |
| US Congressional District(s) | Pennsylvania 15th |
| State House Districts | 187 |
| State Senate Districts | 16 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 97.9% |
| African American | 2.1% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |