About 200 online charter schools operate in the United States, serving about 200,000 students across elementary, middle, and high school grades¶
Claim · All claims
Evidence · 1 study · associationalr?·q2
Currency · newest study 2015 · checked against its sources 2026-10-20 (automated, 1 of 1 entry) · not reviewed by a person · overdue for a recheck since 2020: baselines and conditions change
Subclaims¶
Reading the evidence codes
q is the design tier, i the impact, n the sample, and the kind with its r
the rigour judged within that kind: what each code means.
This claim: no standardized effect is recorded in observations/ for it yet, so no benchmark reading is possible.
q2 i? As of the study period, about 200 online charter schools were operating in the United States, serving about 200,000 students at elementary, middle, and high school grade levels. → Mathematica Policy Research 2015
Evidence¶
Mathematica Policy Research 2015¶
Mathematica Policy Research. (2015). Online Charter Schools' Operational and Instructional Practices: Highlights of Findings (In Focus Brief). Washington, DC: Mathematica Policy Research. https://www.mathematica.org/publications/online-charter-schools-operational-and-instructional-practices-highlights-of-findings
q2 · i? · associational · r?
Descriptive overview in the brief's opening text states the national scale of the sector: "about 200 online charter schools are operating in the United States, serving about 200,000 students" across grade levels. No inferential test or effect size is reported for this descriptive count.
"Today, about 200 online charter schools are operating in the United States, serving about 200,000 students at the elementary, middle, and high school grade levels."
Discussion¶
Related Claims¶
- The National Study of Online Charter Schools provides the first nationwide data and analysis of online charter schools' operations and instructional approaches, based on a survey of 127 principals — a broader claim this one bears on
- The report concludes there is reason for concern about whether the online charter school sector is likely to be effective in promoting student achievement — related
- Online charter school students receive less live teacher contact time in a week than conventional-school students receive in a day — related
- Online charter schools place significant expectations on parents, with 43, 56, and 78 percent at high school, middle, and elementary levels expecting active parental participation in instruction — related
- The charter-school sector has grown to nearly 7,000 schools serving nearly 3 million students since 1992 — related
- Much remains unknown about charter school performance, particularly at the elementary level — related
Page metadata
| Field | Value |
|---|---|
type |
claim |
id |
online-charter-schools-200-schools-200000-students |
title |
About 200 online charter schools operate in the United States, serving about 200,000 students across elementary, middle, and high school grades |
description |
About 200 online charter schools operate in the United States, serving about 200,000 students across elementary, middle, and high school grades |
status |
review |
evidence_strength |
weak |
newest_evidence |
2015 |
source_checked |
2026-10-20 |
recheck_by |
2020 |
generated |
by process:wiki-ingest on 2026-10-08 |
trust |
unverified — no one has confirmed this page's content |
sources |
1 — mathematica-policy-research-2015 |
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