The average nurse salary at Carter County was $22,175 , which is 37 percent lower than the average salary for this job in Tennessee, and 71 percent lower than the national average for this job . Nurse salaries at Carter County typically range from $17,852 to $18,510 (25th to 75th percentile). The highest reported nurse salary was $44,869. There are 14 employees at Carter County with the job title nurse.