Campbell is north of a predominantly Hispanic community known as Poinciana.

There were 1,853 housing units at an average density of 989.1 per square mile (381.9/km2).

The ancestors of the population were German (18.2%), Irish (12.3%), English (10.9%), United States (5.4%), Swedish (3.2%), Italian (3.2%).

46.4% of all households were made up of individuals, and 39.7% had someone living alone who was 65 years of age or older.

The population's ethnic and racial composition was 79.4% non-Hispanic white, 2.3% black alone with another 0.6% of the population reporting being black as well as other races, 0.2% Native American, 1.4% Asian, 0.2% of Pacific Islander descent, 0.2% non-Hispanic reporting some other race and 2.3% reporting two or more races.