Broadway is an unincorporated community and census-designated place (CDP)[9] located within Franklin Township, in Warren County, in the U.S. state of New Jersey, that was created as part of the 2010 United States Census.

[5][14] The 2010 United States census counted 244 people, 106 households, and 62 families in the CDP.

There were 127 housing units at an average density of 342.1 per square mile (132.1/km2).

The racial makeup was 97.13% (237) White, 0.00% (0) Black or African American, 0.00% (0) Native American, 1.23% (3) Asian, 0.00% (0) Pacific Islander, 0.00% (0) from other races, and 1.64% (4) from two or more races.

Of all households, 31.1% were made up of individuals and 12.3% had someone living alone who was 65 years of age or older.