We are submitting here the sample input and output data files of the FORTRESS software package. The package (consisting of three F90 codes) along with manuscript titled 'FORTRESS: FORTRAN programs for solving coupled Gross-Pitaevskii equations for spin-orbit coupled spin-1 Bose-Einstein condensate' is published in Computer Physics Communications under the article no. Comp. Phys. Comm. 259 (2021) 107671. The dataset submission also contains a README file.