[18] The township, and all of Burlington County, is a part of the Philadelphia-Reading-Camden combined statistical area and the Delaware Valley.

[21] Leisuretowne (2010 Census population of 3,582) is an unincorporated community and census-designated place (CDP) located within Southampton Township.

[22][23] Vincentown is an unincorporated area and ZIP Code 08088 within portions of the township, while other unincorporated communities, localities and place names located partially or completely within the township include Beaverville, Buddtown, Burrs Mill, Chairville, Crescent Heights, Ewansville, Ewingville, Hampton Lakes, Medford Park, Oak Shade, Red Lion, Retreat and Sandtown.

[25][26][27] The township is one of 56 South Jersey municipalities that are included within the New Jersey Pinelands National Reserve, a protected natural area of unique ecology covering 1,100,000 acres (450,000 ha), that has been classified as a United States Biosphere Reserve and established by Congress in 1978 as the nation's first National Reserve.

[28] Part of the township is included in the state-designated Pinelands Area, which includes portions of Burlington County, along with areas in Atlantic, Camden, Cape May, Cumberland, Gloucester and Ocean counties.

[29] The 2010 United States census counted 10,464 people, 4,746 households, and 3,042 families in the township.

[41] As of the 2000 United States census[13] there were 10,388 people, 4,574 households, and 3,046 families residing in the township.

[5][43] At an annual reorganization meeting, the Township Committee selects one of its members to serve as Mayor for the year.

[49][50][51] For the 119th United States Congress, New Jersey's 3rd congressional district is currently represented Herb Conaway (D, Delran Township).

[53] For the 2024-2025 session, the 8th legislative district of the New Jersey Legislature is represented in the New Jersey Senate by Latham Tiver (R, Southampton Township) and in the General Assembly by Andrea Katz (D, Chesterfield Township) and Michael Torrissi (R, Hammonton).

[54] Burlington County is governed by a Board of County Commissioners composed of five members who are chosen at-large in partisan elections to serve three-year terms of office on a staggered basis, with either one or two seats coming up for election each year; at an annual reorganization meeting, the board selects a director and deputy director from among its members to serve a one-year term.

[60][55][61][62][63][64] Burlington County's Constitutional Officers are: Clerk Joanne Schwartz (D, Southampton Township, 2028)[65][66] Sheriff James H. Kostoplis (D, Bordentown, 2025)[67][68] and Surrogate Brian J. Carlin (D, Burlington Township, 2026).

[77] Among the township's 2010 Census population, 72.2% (vs. 61.7% in Burlington County) were registered to vote, including 85.6% of those ages 18 and over (vs. 80.3% countywide).

[99] Students from Southampton Township, and from all of Burlington County, are eligible to attend the Burlington County Institute of Technology, a countywide public school district that serves the vocational and technical education needs of students at the high school and post-secondary level at its campuses in Medford and Westampton.

[106] NJ Transit provides bus service in the township on the 317 route between Asbury Park and Philadelphia.