How big is the education market in the US? Report from White House

Here’s a nice breakdown from the http://www.kellogg.northwestern.edu/faculty/jones-ben/htm/NextKnowledgeFactbook2010.pdf

This was cited by the white house report

The education market is estimated to be about $1.3 trillion dollars, and usually broken down into 4 major sectors:

• Early childhood educaion: ~$70 bllion
• K-12: ~$670 billion
• Higher eduation: ~$475 billion
• Adult learning, continued education: $55 billion

Each of these, in turn, breaks down to some of the sectors you mentioned:

• Tutoring/test-prep: ~$1 billion, including higher and adult ed may put it around $5 billion.
• Online Post Secondary: $20 billion
• Textbooks: $7–8 billion

Some general stats:

• Almost 9% of US GDP is spent on education, it’s the second largest market, behind healthcare, in the United States
• There are about 100,000 public schools, 30,000 private schools, and roughly 4,000 charter or other schools in the K-12 space in the U.S.