These are the appendixes for the report "Enrollment Rates of Children in Universal Prekindergarten Programs in Vermont in 2016/17. REL 2020-015." The purpose of this study was to examine the enrollment patterns in Vermont's universal, mixed-delivery prekindergarten (preK) program and the child characteristics associated with the likelihood of being enrolled in different program types. This study describes the characteristics of children enrolled in universal preK programs in 2016/17, which was the first year of full implementation of universal preK in Vermont. Appendixes include: (1) Appendix A. About the study; (2) Appendix B. Methods; (3) Appendix C. Supporting analysis; and (4) Appendix D. Distribution of prequalified preK programs. [For the full report, see ED602006; for the study brief, see ED602007; and for the study snapshot, see ED602008.]