Election results The following is a list of elections in Mayor of New Orleans and a summary of their results. Elections since 1930 Since 1930, New Orleans has used a two-round system with a preliminary round and a runoff if no candidate reached a majority in the first round. Elections from 1866—1925 The following is a list of elections held between the end of the Civil War and 1925 No election; Benjamin F. Flanders appointed by Governor Henry Clay Warmoth Elections before Civil War Notes A. Only listing candidates who received a vote share of at least 5% References