Montgat is a municipality in the comarca of the Maresme in Catalonia, Spain. It is situated on the coast between Badalona and El Masnou, t…Montgat is a municipality in the comarca of the Maresme in Catalonia, Spain. It is situated on the coast between Badalona and El Masnou, to the north-east of Barcelona. The town is both a tourist centre and a dormitory town for Barcelona. The C-31 autopista, B-20 autopista, the main N-II road and a Renfe railway line run through the town.