A lithographic printing plate precursor comprising: a substrate; a photosensitive layer provided on the substrate and containing at least a polymerization initiator, a polymerizable compound and a binder; and an extra layer optionally provided between the substrate and the photosensitive layer; wherein the photosensitive layer or the extra layer adjacent to the substrate contains a copolymer different from the binder and containing a compound comprising repeating units, and, wherein the repeating unit has a structure represented by formula (a1-0) below in a side chain; in formula (a1-0), L 1 represents a divalent covalent linking group, excluding alkylene; Z 1 represents a covalent linking group selected from the group consisting of alkylene, arylene, -O-, -S- and a combination thereof, provided that both ends are not -O- or -S-, and when L 1 is arylene, Z 1 is not arylene; X 1 represents a hydrogen atom or an electron-releasing group having a Hammett substituent constant σp value of 0.2 or less; the asterisk (*) indicates the point of attachment to the main chain of the copolymer, the repeating unit has a structure represented by formula (a1-1) below in a side chain; Formula (a1-1) in formula (a1-1), L 2 represents a divalent covalent linking group, excluding alkylene; Z 2 represents a covalent linking group selected from the group consisting of alkylene, arylene, -O-, -S- and a combination thereof, provided that -O- and -S- are not terminal, and when L 2 is arylene, Z 2 is not arylene; X 2 represents a hydrogen atom or an electron-releasing group having a Hammett substituent constant σp value of 0.2 or less; R is a radically polymerizable reactive group; the asterisk (*) indicates the point of attachment to the main chain of the copolymer, and the repeating unit has at least one functional group interacting with the substrate surface. a substrate; a photosensitive layer provided on the substrate and containing at least a polymerization initiator, a polymerizable compound and a binder; and an extra layer optionally provided between the substrate and the photosensitive layer; wherein the photosensitive layer or the extra layer adjacent to the substrate contains a copolymer different from the binder and containing a compound comprising repeating units, and, wherein the repeating unit has a structure represented by formula (a1-0) below in a side chain; in formula (a1-0), L 1 represents a divalent covalent linking group, excluding alkylene; Z 1 represents a covalent linking group selected from the group consisting of alkylene, arylene, -O-, -S- and a combination thereof, provided that both ends are not -O- or -S-, and when L 1 is arylene, Z 1 is not arylene; X 1 represents a hydrogen atom or an electron-releasing group having a Hammett substituent constant σp value of 0.2 or less; the asterisk (*) indicates the point of attachment to the main chain of the copolymer, the repeating unit has a structure represented by formula (a1-1) below in a side chain; Formula (a1-1) in formula (a1-1), L 2 represents a divalent covalent linking group, excluding alkylene; Z 2 represents a covalent linking group selected from the group consisting of alkylene, arylene, -O-, -S- and a combination thereof, provided that -O- and -S- are not terminal, and when L 2 is arylene, Z 2 is not arylene; X 2 represents a hydrogen atom or an electron-releasing group having a Hammett substituent constant σp value of 0.2 or less; R is a radically polymerizable reactive group; the asterisk (*) indicates the point of attachment to the main chain of the copolymer, and the repeating unit has at least one functional group interacting with the substrate surface.