Sector
Education
Colleges and universities, and the school districts and charter agencies that run public K-12. Families choose between them in different ways, so each is measured on its own.
The segments
Side by side, never added together
| Segment | Drawn from | Median and spread | Scanned | Gated |
|---|---|---|---|---|
| Colleges and universities
Every active, degree-granting US college and university that takes part in federal student aid, as IPEDS reports it. |
National Center for Education Statistics (NCES) |
59
· 16–79
|
3553/3954 | 1283 of 3553 |
| School districts
Every US public school district and independent charter agency operating this school year, as the Common Core of Data reports it. |
National Center for Education Statistics (NCES), with Wikidata and the state education agencies |
53
· 21–78
|
10735/17704 | 7019 of 10735 |
There is no single figure for education. Each segment is its own population, and a combined median would be a number about whichever segment has the most sites. How the Census is run, and what it can support, is on the methodology page.