| Cedar Knolls, New Jersey | |
| Settlement Type: | Census-designated place |
| Pushpin Map: | USA New Jersey Morris County#USA New Jersey#USA |
| Pushpin Label: | Cedar Knolls |
| Pushpin Map Caption: | Location in Morris County##Location in New Jersey##Location in the United States |
| Pushpin Relief: | yes |
| Subdivision Type: | Country |
| Subdivision Name: |  United States |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Morris |
| Subdivision Type3: | Township |
| Subdivision Name3: | Hanover |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 5.41 |
| Area Total Sq Mi: | 2.09 |
| Area Land Km2: | 5.32 |
| Area Water Km2: | 0.09 |
| Area Land Sq Mi: | 2.06 |
| Area Water Sq Mi: | 0.03 |
| Population As Of: | 2020 |
| Population Footnotes: | [2] |
| Population Total: | 4082 |
| Population Density Sq Mi: | 1985.41 |
| Population Density Km2: | 766.60 |
| Elevation Ft: | 364 |
| Coordinates: | 40.8219°N -74.4489°W |
| Postal Code Type: | ZIP Code |
| Postal Code: | 07927 |
| Blank Name: | FIPS code |
| Blank Info: | [3] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2806060 |
Cedar Knolls is an unincorporated community located within Hanover Township in Morris County, in the U.S. state of New Jersey.[4] It is part of Hanover Township along with Whippany.
It was first listed as a CDP in the 2020 census with a population of 4,082.[2]
| White alone (NH) | 2,803 | 68.67% | |
| Black or African American alone (NH) | 192 | 4.70% | |
| Native American or Alaska Native alone (NH) | 3 | 0.07% | |
| Asian alone (NH) | 591 | 14.48% | |
| Pacific Islander alone (NH) | 2 | 0.05% | |
| Some Other Race alone (NH) | 9 | 0.22% | |
| Mixed Race/Multi-Racial (NH) | 124 | 3.04% | |
| Hispanic or Latino (any race) | 358 | 8.77% | |
| Total | 4,082 | 100.00% |