| Place Name | Alexandria Township |
| Place Type | Township |
| County | Hunterdon County |
| Area Code(s) | 908 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 4,809 |
| Majority Ethnicity | White 92.45% |
| Metro/Micro Stats Area | New York-Newark-Jersey City, NY-NJ-PA |
| US Congressional District(s) | New Jersey 7th |
| State Assembly Districts | 23 |
| State Senate Districts | 23 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 92.45% |
| African American | 4.22% |
| Hispanic | 0% |
| Asian | 1.34% |
| Native American | 0.08% |
| Hawaiin/Pacific Islander | 1.9% |