The borders are defined by the Indiana Toll Road on the north, Chase Street on the east, the Norfolk Southern railway on the south and Cline Avenue on the west.

[4] The neighborhood is the site of a major shopping plaza, with additional commercial development clustered along U.S. 20.

[5] Brunswick is served by its own branch of the Gary Public Library, which was established in 1959 but only moved into a dedicated space in 2003.

At surface level, the neighborhood is traversed by U.S. 20, and is served by the buses of the Gary Public Transportation Corporation.

[8] The sewage treatment plant of the Gary Sanitary District is located in Brunswick, near the Grand Calumet River.