South Point is a census-designated place in Cameron County, Texas, United States.

Part of the Brownsville–Harlingen Metropolitan Statistical Area, South Point is the southernmost census designated place in the state of Texas.

[4] It is located north and west of a bend in the Rio Grande; the bend includes the southernmost point of the river and of Texas, about 2 miles (3 km) south of South Point.

[16] As of the 2020 United States census, there were 1,014 people, 252 households, and 252 families residing in South Point.

As of the census of 2000, there were 1,118 people, 257 households, and 242 families residing in South Point.