Provided are a composition including at least one selected from silica particles in a shape in which a plurality of spherical silicas are connected in a bead shape, silica particles in a shape in which a plurality of spherical silicas are connected in a plane, or silica particles having a hollow structure, a surfactant, and a solvent, in which at least a part of hydroxy groups on a surface of the silica particles is treated with a hydrophobizing treatment agent which reacts with the hydroxy group; a film formed of the composition; a structural body; a color filter; a solid-state imaging element; and an image display device.