(a) Each member municipality shall be entitled to be represented by one District supervisor for each 2,500 people, or portion thereof, residing in the municipality, except that unorganized towns, gores, and grants shall be considered as a single municipality and represented by one supervisor and alternate. The population of each member municipality shall, for the purposes hereof, be determined by the latest available population estimates published by the State of Vermont Department of Health.

(b) The District shall notify all member municipalities by January 15 of each year of the number of supervisors each member municipality is eligible to appoint or elect.