What is the retirement age of government employees? At present, the optional retirement age is 60 and the compulsory retirement age is 65.Service retirement is a lifetime benefit. The County of Riverside offers a voluntary Deferred Compensation Plan to assist employees in meeting their financial goals in retirement. In the private sector, the ½ month pay in retirement pay is equivalent to 22.5 days. Retirement pay requires at least five (5) years of service. City of Riverside employees are encouraged to plan retirement at least one year in advance. To schedule a burial fax all discharge documentation to 1-866-900-6417 and follow-up with a phone call to 1-800-535-1117.