In the title compound, (C(3)H(12)N(2))[Zr(C(7)H(3)NO(4))(3)]·3H(2)O, the Zr(IV) cation is chelated by three pyridine-2,6-dicarboxyl-ate anions in a distorted tricapped trigonal-prismatic environment. The crystal structure is stabilized by inter-molecular N-H⋯O and O-H⋯O hydrogen bonds.