Ovar is a city and a municipality in Aveiro District, Baixo Vouga Subregion in Portugal. The population in 2011 was 55,398, in an area of 147.70 km2. It had 42,582 eligible voters (2006). The municipality includes two cities: Ovar (16,849 inhabitants in 2001) and Esmoriz (11,020 inhabitants in 2001).