The average other salary at Armstrong Sd was $77,350 , which is 3 percent lower than the average salary for this job in Pennsylvania, but 14 percent higher than the national average for this job . Other salaries at Armstrong Sd typically range from $53,248 to $106,291 (25th to 75th percentile). The highest reported other salary was $106,291. There are 11 employees at Armstrong Sd with the job title other.