The school's student body was 49.7% (316) White, 25.6% (163) Asian, 11.2% (71) Black, 6.8% (43) two or more races, 6.6% (42) Hispanic and 0.2% (1) American Indian / Alaska Native.

The school also offers additional advanced mathematics courses in multivariable calculus and linear algebra.

The Kent Place School Dragons[2] compete in the Union County Interscholastic Athletic Conference, which is comprised of public and private high schools in union County and operates under the supervision of the New Jersey State Interscholastic Athletic Association (NJSIAA).

The field hockey team won the North II Group I state sectional championship in 1999.

[11] The girls' tennis team won the Non-Public A state championship in 2017 and 2019, defeating Pingry School in the tournament final both years.