The 2017 Frederick mayoral election was held November 7, 2017 in Frederick, Maryland. Randy McClement, the incumbent mayor, ran for a third term as Mayor. Democratic nominee Michael C. O'Connor won the election with 58.31% of the vote, becoming the city's next mayor. Republican primary Declared * Shelley Aloi, former Fredrick City alderwoman, candidate for Lieutenant Governor of Maryland in 2014, and candidate for mayor in 2013 * Randy McClement, incumbent mayor Democratic primary Declared * Jennifer Dougherty, former mayor of Frederick and Independent candidate for mayor in 2013 * Michael O'Connor, Frederick City alderman Results