POPULATION BY SEX AND AGE : Total 2010 Census Population for SPARTA, NC: 1,770: 100.0%: Under 5 years: 114: 6.4%: 5 to 9 years: 89: 5.0%: 10 to 14 years: 109: 6.2%: 15 to 19 years: 104: 5.9%: 20 to 24 years: 102: 5.8%: 25 to 29 years: 107: 6.0%: 30 to 34 years: 80: 4.5%: 35 to 39 years: 115: 6.5%: 40 to 44 years: 92: 5.2%: 45 to 49 years: 112: 6.3%: 50 to 54 years: 105: 5.9%: 55 to 59 years: 111: 6.3%: 60 to 64 years: 109: 6.2%