Mint Hill is a suburban town in southeastern Mecklenburg and northwestern Union counties in the U.S. state of North Carolina, it is a major suburb on the outskirts of Charlotte and near the Cabarrus County line. The population was 23,341 at the 2010 census.GeographyMint Hill is located at.According to the United States Census Bureau the town has a total area of 21.3sqmi, of which 21.2sqmi is land, and 0.04sqmi of it (0.19%) is water.DemographicsAs of the census of 2000, there were 14,922 people, 5,581 households, and 4,431 families residing in the town. The population density was 702.9 people per square mile (271.4/km2). There were 5,763 housing units at an average density of 271.5 per square mile (104.8/km2). The racial makeup of the town was 78.42% White, 12.34% African American, 0.61% Native American, 2.53% Asian, 0.03% Pacific Islander, 4.08% from other races, and 1.99% from two or more races. Hispanic or Latino of any race were 8.29% of the population.