Olivet is an unincorporated community and census-designated place (CDP)[9] located within Pittsgrove Township, in Salem County, in the U.S. state of New Jersey.

[1][2] The 2010 United States census counted 1,408 people, 477 households, and 411 families in the CDP.

The racial makeup was 95.31% (1,342) White, 0.64% (9) Black or African American, 0.00% (0) Native American, 2.56% (36) Asian, 0.00% (0) Pacific Islander, 0.64% (9) from other races, and 0.85% (12) from two or more races.

Of all households, 11.7% were made up of individuals and 3.6% had someone living alone who was 65 years of age or older.

[14] As of the 2000 United States Census[6] there were 1,420 people, 460 households, and 419 families living in the CDP.

7.0% of all households were made up of individuals, and 1.5% had someone living alone who was 65 years of age or older.