[20] The township was named for William Pitt, 1st Earl of Chatham, a supporter of the colonial cause.

[1][2] Olivet (with a 2010 Census population of 1,408[23]) is an unincorporated community and census-designated place (CDP) located within Pittsgrove Township.

[24][25][26] Other unincorporated communities, localities and place names located partially or completely within the township include Alliance, Brotmanville, Centerton, Daretown, Greenville, Norma, Norma Station, Palatine, Parvin Lake, Rainbow Lake, Six Points, Union Grove, Upper Neck and Willow Grove.

[28][29] The 2010 United States census counted 9,393 people, 3,307 households, and 2,576 families in the township.

Of all households, 17.8% were made up of individuals and 7.5% had someone living alone who was 65 years of age or older.

[42] As of the 2000 United States census[14] there were 8,893 people, 3,020 households, and 2,422 families residing in the township.

16.2% of all households were made up of individuals, and 6.2% had someone living alone who was 65 years of age or older.

[50][51][52] For the 119th United States Congress, New Jersey's 2nd congressional district is represented by Jeff Van Drew (R, Dennis Township).

[54] For the 2024-2025 session, the 3rd legislative district of the New Jersey Legislature is represented in the State Senate by John Burzichelli (D, Paulsboro) and in the General Assembly by David Bailey (D, Woodstown) and Heather Simmons (D, Glassboro).

[55] Salem County is governed by a five-member Board of County Commissioners who are elected at-large to serve three-year terms of office on a staggered basis, with either one or two seats coming up for election each year.

[56] As of 2025[update], Salem County's Commissioners (with party, residence, and term-end year listed in parentheses) are: Director Benjamin H. Laury (R, Elmer, 2027), Deputy Director Gordon J.

[56][57] Constitutional officers elected on a countywide basis are: Clerk Dale A.

Cross (R, Pennsville Township, 2029),[58][59] Sheriff Charles M. Miller (R, Salem, 2027)[60][61] and Surrogate Nicki A. Burke (D, Woodstown, 2025).

[64] Among the township's 2010 Census population, 63.1% (vs. 64.6% in Salem County) were registered to vote, including 82.3% of those ages 18 and over (vs. 84.4% countywide).

[101] People who were born in, residents of, or otherwise closely associated with Pittsgrove Township include: