A catalyst composition for the production of a polyurethane resin, which comprises: a hydroxyalkyltriethylenediamine or hydroxytriethylenediamine, wherein the hydroxyalkyltriethylenediamine or hydroxytriethylenediamine is one or more selected from the group consisting of a hydroxyalkyltriethylenediamine or hydroxytriethylenediamine represented by the following formula: where in the above formula, R is a hydrogen atom or a linear or branched C 1-4 alkyl group, and n is an integer of from 0 to 6, a hydroxyalkyltriethylenediamine represented by the following formula: where in the above formula, each of R 1 to R 4 which are independent of each other, is a hydrogen atom or a linear or branched C 1-4 alkyl group, and each of m and n which are independent of each other, is an integer of from 0 to 2, provided m+n < 4, and/or a hydroxyalkyltriethylenediamine represented by the following formula: where in the above formula, each of R 1 to R 4 which are independent of each other, is a hydrogen atom or a linear or branched C 1-4 alkyl group, and each of m and n which are independent of each other, is an integer of from 0 to 2, provided m+n < 4, and a hydroxymethyltriethylenediamine represented by the following formula: where in the above formula, each of R 1 and R 2 which are independent of each other, is a hydrogen atom or a C 1-4 alkyl group; and an amine compound having, in its molecule, one or more substituents selected from the group consisting of a hydroxy group, a primary amino group and a secondary amino group, or a tertiary amine compound having a value of blowing reaction rate constant / gelling reaction rate constant of at least 0.5, when determined in accordance with the description. a hydroxyalkyltriethylenediamine or hydroxytriethylenediamine, wherein the hydroxyalkyltriethylenediamine or hydroxytriethylenediamine is one or more selected from the group consisting of a hydroxyalkyltriethylenediamine or hydroxytriethylenediamine represented by the following formula: where in the above formula, R is a hydrogen atom or a linear or branched C 1-4 alkyl group, and n is an integer of from 0 to 6, a hydroxyalkyltriethylenediamine represented by the following formula: where in the above formula, each of R 1 to R 4 which are independent of each other, is a hydrogen atom or a linear or branched C 1-4 alkyl group, and each of m and n which are independent of each other, is an integer of from 0 to 2, provided m+n < 4, and/or a hydroxyalkyltriethylenediamine represented by the following formula: where in the above formula, each of R 1 to R 4 which are independent of each other, is a hydrogen atom or a linear or branched C 1-4 alkyl group, and each of m and n which are independent of each other, is an integer of from 0 to 2, provided m+n < 4, and a hydroxymethyltriethylenediamine represented by the following formula: where in the above formula, each of R 1 and R 2 which are independent of each other, is a hydrogen atom or a C 1-4 alkyl group; and an amine compound having, in its molecule, one or more substituents selected from the group consisting of a hydroxy group, a primary amino group and a secondary amino group, or a tertiary amine compound having a value of blowing reaction rate constant / gelling reaction rate constant of at least 0.5, when determined in accordance with the description.