State Education Agencies - List of state education departments.
Rankings of States and Estimates of School Statistics - NEA annual report provides state-level data. 2015-.
Rankings also in print: Van Pelt Library LC130 .N37, 2000/2001-2010/2011
State Profiles - Nation's Report Card
U.S. State Child Data - Children's Defense Fund - Child poverty and the State of America's Children.
Rand State Statistics - Most recent year available with no subscription. See sections for K-12 and Higher Education