A pigment dispersion composition comprising: a pigment; a polymerizable compound; and a compound having a structural unit represented by the following Formula, a structural unit represented by the following Formula, a structural unit represented by the following Formula derived from polyalkylene oxide having a number average molecular weight of equal to or greater than 300 and less than 5,000, a structural unit represented by the following Formula, and a structural unit represented by the following Formula, wherein a mass ratio [ /] of the structural unit represented by Formula to the structural unit represented by Formula is 20/80 to 60/40, in the formula, each of L 1a and L 1b independently represents -O- or -NR-; R represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms; X represents a tertiary amino group or a carboxy group; and Y 1 represents a trivalent linking group, in the formula, each of L 2a and L 2b independently represents -O- or -NH-; Q represents a group derived from poly(meth)acrylate having a glass transition temperature of equal to or higher than 50°C; Y 2 represents a trivalent linking group; and Z represents a divalent linking group bonded to Y 2 and Q, in the formula, R a represents a linear or branched alkylene group having 2 to 4 carbon atoms; and n is the average addition number of moles of alkylene oxide and represents a number of 6 to 115, in the formula, R b represents an alkylene group having 6 to 15 carbon atoms, an arylene group, a divalent linking group in which an arylene group is bonded to an arylene group, or a divalent linking group in which an alkylene group having 6 to 15 carbon atoms is bonded to an arylene group, and -(-L 3a -Y 3 -L 3b -)- Formula in the formula, each of L 3a and L 3b independently represents -O- or -NR-; R represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms; and Y 3 represents a divalent polycyclic aromatic hydrocarbon group bonded to L 3a and L 3b. a pigment; a polymerizable compound; and a compound having a structural unit represented by the following Formula, a structural unit represented by the following Formula, a structural unit represented by the following Formula derived from polyalkylene oxide having a number average molecular weight of equal to or greater than 300 and less than 5,000, a structural unit represented by the following Formula, and a structural unit represented by the following Formula, wherein a mass ratio [ /] of the structural unit represented by Formula to the structural unit represented by Formula is 20/80 to 60/40, in the formula, each of L 1a and L 1b independently represents -O- or -NR-; R represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms; X represents a tertiary amino group or a carboxy group; and Y 1 represents a trivalent linking group, in the formula, each of L 2a and L 2b independently represents -O- or -NH-; Q represents a group derived from poly(meth)acrylate having a glass transition temperature of equal to or higher than 50°C; Y 2 represents a trivalent linking group; and Z represents a divalent linking group bonded to Y 2 and Q, in the formula, R a represents a linear or branched alkylene group having 2 to 4 carbon atoms; and n is the average addition number of moles of alkylene oxide and represents a number of 6 to 115, in the formula, R b represents an alkylene group having 6 to 15 carbon atoms, an arylene group, a divalent linking group in which an arylene group is bonded to an arylene group, or a divalent linking group in which an alkylene group having 6 to 15 carbon atoms is bonded to an arylene group, and -(-L 3a -Y 3 -L 3b -)- Formula in the formula, each of L 3a and L 3b independently represents -O- or -NR-; R represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms; and Y 3 represents a divalent polycyclic aromatic hydrocarbon group bonded to L 3a and L 3b.