in 2014 gori announced his intention to run in the bergamo municipal election in the same year. in the centre-left primary election in february he gained 58.5% of votes beating the civic nadia ghisalberti and luciano ongaro (member of left ecology freedom). in the mayoral election of june 2014, gori gained 45.1% of votes in the first round and then he won with 53.5% against the centre-right incumbent mayor franco tentorio. on 1 june 2017 gori announced his intention to run as centre-left candidate to the presidency of lombardy in the lombard regional election of 4 march 2018. gori's principal rivals were attilio fontana (ln, supported by center-right coalition) and dario violi (m5s). on 4 march 2018 gori lost the regional election with 29%, the worst result of a center-left candidate since the 2000 election.