All primaries and elections shall be conducted in each election district by a district election board consisting of a judge of election, a majority inspector of election and a minority inspector of election, assisted by clerks and machine inspectors in certain cases, as hereinafter provided. The judge and inspectors of election of each election district shall be elected by the electors thereof at the municipal election, and shall hold office for a term of four years from the first Monday of January next succeeding their election. Each elector may vote for one person as judge and for one person as inspector, and the person receiving the highest number of votes for judge shall be declared elected judge of election, the person receiving the highest number of votes for inspector shall be declared elected majority inspector of election, and the person receiving the second highest number of votes for inspector shall be declared elected minority inspector of election.