| Metrics | # |
| Charter Law | |
| Number of States with Charter Laws | 40 + District of Columbia |
| Charter Cap | |
| Number of States with State-Imposed Caps on Charters | 23 + District of Columbia |
| Charter Funding | |
| Number of States that Provide Funding for Charter School Facilities | 15 + District of Columbia |
| Average Per-Pupil Charter Funding as % of Average District School Funding | 80.2% (Statewide), 72.2% (Urban Districts) |
| Active Authorizers | |
| Number of Non-Local School District Charter School Authorizers | 97 (10.4%) |