Young Americans Financial Literacy Act This bill requires the Consumer Financial Protection Bureau to award competitive grants to eligible institutions for the establishment of centers of excellence to support research, development, implementation, and evaluation of effective financial-literacy education programs for young people and families. An "eligible institution" is a partnership among two or more of the following: an institution of higher education; a local educational agency; a nonprofit agency, organization, or association; or a financial institution. Authorized grant-funded activities shall include: developing and implementing comprehensive, research-based, financial-literacy education programs for young people; designing instructional materials; developing and supporting the delivery of professional-development programs in financial-literacy education; improving access to, and dissemination of, financial-literacy information for young people and families; developing educational programs to reduce student-loan default rates; conducting ongoing research and evaluation of financial-literacy education programs; and measuring the effectiveness of authorized activities. The grant program shall terminate after FY2019.