Provided are an active energy ray-curable ink that includes a photopolymerizable monomer, a photopolymerization initiator, and a colorant, wherein the photopolymerizable monomer includes a monomer A1 having a surface tension of 31.0 mN/m or less, the photopolymerizable monomer has an average surface tension of 31.0 mN/m or less, and the content of a surfactant is 0.01% by mass or less of the total amount of the active energy ray-curable ink, an ink set, and an image recording method.