The primary purpose of Title 1, Part D programs is to improve the educational outcomes for youth who are categorized as "neglected" (n), "delinquent" (d), or at-risk under the statute. This brief is designed to help State Coordinators, grantees involved in data collection or analyses, and personnel involved in the design of funded programs learn how to access, assess, and use their program data to achieve the outcomes that they have set for youth within their State or locality. Specifically, this resource will: (1) Introduce Title 1, Part D program data and how to access the data; (2) Illustrate how to use Title 1, Part D data to assess disparities in program outcomes, with a focus on juvenile justice education as an example, and (3) Explain the importance of data driven decision making and discuss strategies to achieve youth outcomes.