Brunswick is a town in Columbus County, North Carolina, United States.

According to the United States Census Bureau, the town has a total area of 0.4 square miles (1.0 km2), all land.

As of the 2020 United States census, there were 973 people, 172 households, and 113 families residing in the town.

There were 165 housing units at an average density of 397.3 per square mile (153.4/km2).

[3] Of the 144 households 27.1% had children under the age of 18 living with them, 40.3% were married couples living together, 26.4% had a female householder with no husband present, and 29.2% were non-families.