Succasunna-Kenvil is a former census-designated place (CDP) located within Roxbury Township, in Morris County, in the U.S. state of New Jersey.

[6] According to the United States Census Bureau, the CDP had a total area of 17.6 km2 (6.8 sq mi).

[7] The 2000 United States Census[2] counted 12,569 people, 4,138 households, and 3,475 families residing in the CDP.

The racial makeup of the CDP was 92.99% White, 1.34% Black or African American, 0.1% Native American, 4.11% Asian, 0.0% Pacific Islander, 0.67% from other races, and 0.81% from two or more races.

13.3% of all households were individual persons and 5.4% had someone living alone of the age of 65 years or older.