Chief Operating Officer (COO) Salary. Chief Operating Officer (COO) average salary is $120,000, median salary is $116,000 with a salary range from $58,000 to $200,000. Chief Operating Officer (COO) salaries are collected from government agencies and companies.Each salary is associated with a real job position.hief Operating Officer (COO) average salary is $120,000, median salary is $116,000 with a salary range from $58,000 to $200,000.