| Place Name | Montclair Township |
| Place Type | Township |
| County | Essex County |
| Area Code(s) | 862,973 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 40,520 |
| Majority Ethnicity | White 60.86% |
| Metro/Micro Stats Area | New York-Newark-Jersey City, NY-NJ-PA |
| US Congressional District(s) | New Jersey 10thNew Jersey 11th |
| State Assembly Districts | 34 |
| State Senate Districts | 34 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 60.86% |
| African American | 23.14% |
| Hispanic | 0.1% |
| Asian | 5.49% |
| Native American | 0.06% |
| Hawaiin/Pacific Islander | 10.36% |