He said he would also visit the election headquarters of the Social Democratic Party (SDP) and the Croatian Peasant party (HSS).
"I came to see the election results," Mesic told a reporter who asked what was the president doing in the election headquarters of a political party.
Commenting on Sunday's local elections, Mesic said it could have been assumed that less voters would go to the polls in comparison to the presidential and parliamentary elections.
This is the case in all countries with mature democracies, Croatia's head of state said.