United States Census Bureau -- Education
"The Census Bureau provides information on a variety of educational topics, from educational attainment and school enrollment to school costs and financing."
United States Department of Education -- Data
Provides access to educational data, including the Open Data Platform (ODP), the Institute of Education Sciences (IES), Nation’s Report Card, College Scorecard, and other educational data sets.
United States Department of Education -- Research
Provides access to educational research, including the National Center for Education Evaluations, the Education Resources Information Center (ERIC), What Works Clearinghouse (WWC), and other research resources.
General State Resources
National Center for Education Statistics -- MapED
Contains a new dynamic data mapping tool that provides geographic context to NCES, Census, and other education demographic datasets. Create your own customized maps using the Interactive Data Map or explore pre-existing Story Maps.
National Center for Education Statistics -- State-level Statistics
Includes links to Digest of Education Statistics, State Education Reforms, National Assessment of Educational Progress: State Profiles, NAEP Data Explorer, Common Core of Data Fiscal Publications, Elementary/Secondary Information Systems, and National Teacher and Principal Survey State Dashboard.
College Board -- SAT Report on College and Career Readiness
Gives state-level data, including SAT results and student demographics of test takers based on annual information from CollegeBoard, administers of the SAT and other standardized entrance examinations. Formerly known as College Bound Seniors.
European Commission -- Eurostats Education and Training
Provides statistical information from European Union member countries on the participation of individuals in education and training activities, education financing and teaching staff as well as on outcomes of education.
Institute of International Education -- Open Doors Data
Includes statistical data on international students in the U.S., American students studying abroad, English intensive programs, online enrollment survey reports, and much more.
UNICEF - Education Overview and Education Data
Based on their sustainability goal, education statistics for primary and secondary education and overall literacy. Good notes on where the data originates.