Feaster-Strong graduated first in her class from Chester High School, in Chester, South Carolina, having won a state basketball championship (in 1993), two South Carolina Player of the Year awards (in 1993 and 1994), and multiple All-American Basketball Team honors ("Parade", 1994; Street & Smith, 1993 & 1994). She began playing high school basketball in the seventh grade, and received her first All-State honors as an eighth grader. Feaster-Strong was the leading scorer (male or female) in South Carolina high school basketball history until January 3, 2003, when her record of 3,427 points was broken by Ivory Latta.