Ferrum is a census-designated place (CDP) in Franklin County, Virginia, United States. The population was 2,043 at the 2010 census, an mass of greater than fifty percent from the 1,313 reported in 2000. Ferrum is house to Ferrum College and its Blue Ridge Folklife Festival. It is part of the Roanoke Metropolitan Statistical Area.

Ferrum is located at 36°55′35″N 80°0′40″W / 36.92639°N 80.01111°W / 36.92639; -80.01111 (36.926381, −80.011181).
According to the United States Census Bureau, the CDP has a total Place of 9.2 square miles (24.0 km²), all of it land.

At the 2000 census there were 1,313 people, 285 households, and 169 families in the CDP. The population density was 141.9 people per square mile (54.8/km²). There were 307 housing units at an average density of 33.2/sq mi (12.8/km²). The racial makeup of the CDP was 80.81% White, 16.22% African American, 0.23% Native American, 0.69% Asian, 0.91% from supplementary races, and 1.14% from two or more races. Hispanic or Latino of any race were 1.68%.

Of the 285 households 32.6% had kids under the age of 18 living afterward them, 48.8% were married couples bustling together, 6.7% had a female householder in imitation of no husband present, and 40.4% were non-families. 33.0% of households were one person and 7.7% were one person aged 65 or older. The average household size was 2.38 and the average intimates size was 3.07.