According to the Supreme Electoral Court of Costa Rica, With nearly 91 percent of the ballots processed, former Minister of Labor and Social Security and candidate from the Citizen's Action party Carlos Alvarado is gaining 60.7 percent of the vote.
His rival, lawmaker and evangelist Fabricio Alvarado from the National Restoration party receives 39.3 percent of the vote.
The first round of election was held in early February.
The President of Costa Rica is elected for four years.
The inauguration of the new head of state is expected in early May.