These files form the open data deposit for the article "Data associated with 'Effect of FePd alloy composition on the dynamics of artificial spin ice' " by S. A. Morley et al. "Figure1.zip" corresponds to Figure 1. "Figure2.zip" corresponds to Figure 2. "Figure3.zip" corresponds to Figure 3. "Figure4.zip" corresponds to Figure 4. "Figure5.zip" corresponds to Figure 5. "Figure6.zip" corresponds to Figure 6. All the data are in ASCII files that can be read with any appropriate plotting program with the exception of those for Figures 2, 3, and 4, which are scanning probe microscopy images. Figures 2, 3, and 4 are in Veeco format, which can be read with any appropriate image analysis program such as Gwyddion http://gwyddion.net/ (others image analysis programs are available).