Union County School Report Card FEB 2015 For the first year in North Carolina, public and charter schools received letter grades, based on a 15-point scale, grades A – F this week. The North Carolina General Assembly approved the change in the state's grading system in the 2013 session. Although Union County schools ranked quite well among other NC schools, Union County officials warn that no single letter grade accurately reflects the abundance of opportunities provided in each and every school in the county. Bear in mind that state testing does not completely reflect the abilities of all … Continue reading...