Rockfish, North Carolina

As of the 2020 United States census, there were 3,383 people, 1,348 households, and 948 families residing in the CDP.

As of the census[3] of 2000, there were 2,353 people, 805 households, and 680 families residing in the CDP. The population density was 469.9 inhabitants per square mile (181.4/km²). There were 893 housing units at an average density of 178.3 per square mile (68.8/km²). The racial makeup of the CDP was 76.50% White, 14.32% African American, 2.76% Native American, 1.10% Asian, 0.30% Pacific Islander, 1.70% from other races, and 3.31% from two or more races. Hispanic or Latino of any race were 7.39% of the population.

There were 805 households, out of which 51.8% had children under the age of 18 living with them, 74.2% were married couples living together, 6.6% had a female householder with no husband present, and 15.5% were non-families. 11.4% of all households were made up of individuals, and 1.9% had someone living alone who was 65 years of age or older. The average household size was 2.92 and the average family size was 3.15.

In the CDP, the population was spread out, with 33.0% under the age of 18, 7.5% from 18 to 24, 45.8% from 25 to 44, 10.0% from 45 to 64, and 3.7% who were 65 years of age or older. The median age was 29 years. For every 100 females, there were 102.0 males. For every 100 females age 18 and over, there were 101.9 males.

The median income for a household in the CDP was $46,786, and the median income for a family was $54,375. Males had a median income of $35,574 versus $22,102 for females. The per capita income for the CDP was $18,112. About 6.6% of families and 7.1% of the population were below the poverty line, including 6.0% of those under age 18 and 8.7% of those age 65 or over.