An antifogging article excellent in both an antifogging property and abrasion resistance and a manufacturing method thereof are provided. The antifogging article includes: a substrate; a water-absorbing resin layer disposed on the substrate; and an overcoat layer disposed on the water-absorbing resin layer and including: a hydrolyzed condensate of an alkoxysilane compound; and silica particles, wherein a film thickness of the overcoat layer is 20 to 350 nm and the overcoat layer is formed from an overcoat composition containing 90 to 45 parts by mass of the alkoxysilane compound and 10 to 55 parts by mass of the silica particles relative to total 100 parts by mass of the alkoxysilane compound and the silica particles.