Any city or town council of any city or town in this State which has a population of more than two thousand and less than five thousand according to the latest census of the United States Government may create by ordinance for such city or town a cemetery commission to be composed of three resident qualified electors of such city or town and may elect three commissioners, the term of their office to run as follows: One commissioner for two years, one commissioner for four years and one commissioner for six years. At the expiration of each of such terms such city or town council shall elect a successor whose term of office shall be six years, so that not more than one of such commissioners’ terms of office shall expire every two years.