| Place Name | Holland Township |
| Place Type | Township |
| ZIP Code(s) | 08804 08848 08865 18930 18972 |
| County | Hunterdon County |
| Area Code(s) | 908 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 5,177 |
| Majority Ethnicity | White 96.29% |
| 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 | 96.29% |
| African American | 2.27% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.44% |