The Communist party was in second place with 13.5 percent of the vote, followed by the Liberal Democrats party (LDPR) on 13.3 percent and the Just Russia party on 6.2 percent, according to the incomplete vote count.
Russia's Communist Party leader Gennady Zyuganov attends a news conference at the party's campaign headquarters following a parliamentary election in Moscow, Russia
The ruling United Russia party has 54.2 percent of the vote after 90 percent ballots were counted on Monday in Russia's parliamentary election, data from the election commission showed.