The average janitor salary at Suny Buffalo was $42,367 , which is 12 percent lower than the average salary for this job in New York, and 10 percent lower than the national average for this job . Janitor salaries at Suny Buffalo typically range from $39,916 to $45,956 (25th to 75th percentile). The highest reported janitor salary was $52,653. There are 27 employees at Suny Buffalo with the job title janitor.