Christian

Orthodox Presbyterian Church (OPC)

Export 1 entries:

Confidence: HighLast reviewed 29 May 2026United StatesWikipedia

Small conservative Presbyterian denomination (1936 split from PCUSA under J. Gresham Machen).

CLCI radar

Loading radar…

Low Control

BITE breakdown

Behavior Control3/10

Information Control2/10

Thought Control3/10

Emotional Control3/10

Modifiers (+0)

0 — small conservative Presbyterian denomination; mainstream low-moderate.

Founded

1936

Members

33,941 (2025) (per Wikipedia infobox, retrieved 2026)

Active in

USA

In context

OPC was founded in 1936 by J. Gresham Machen and other conservatives leaving the mainline PCUSA. Strict Westminster Standards subscription; smaller than PCA. Mainstream conservative Reformed.

Recovery resources

ICSA (International Cultic Studies Association) — General referral and cult-aware therapist directory.
INFORM (Information Network on Religious Movements) — LSE-founded UK research-based information service covering new religious movements.
Freedom of Mind Resource Center — Steven Hassan's organisation; BITE-model resources and family-side exit guidance.

See the full curated list at /resources.

Evidence by BITE axis

Information Control

mainstream low-moderate

Timeline

1936
OPC founded by Machen

Sources

Charles Dennison academic work search ↗

We cite sources by name and outlet rather than fabricating links. Where a source includes its own URL, the open ↗ link opens it directly; otherwise search ↗ runs a Google Scholar query for the cited title — useful for verifying academic sources. For news outlets, search the outlet's own archive.

Change history

Substantive edits logged per the score-updates policy.

2026-05-29Phase 1 Batch J: per-group recovery resources applied via programmatic palette (closest-fit by category + subCategory + score). Palette: Mainstream-comparator lighter.
2026-05-20Source-density flags derived from existing free-text sources[]: academic sources. Heuristic auto-flag; subsequent editorial pass will populate structuredSources[] with reliability tiers.
2026-05-20Score band scheme migrated from 4 bands to 5 (Minimal 0–5 / Low 6–12 / Moderate 13–20 / High 21–30 / Extreme 31–40). No CLCI value changed; the new Minimal band was carved out of the bottom of the previous Low band.

Key terms in this profile

Denomination

Relevant hubs

Curated entry points on CLCI Hub for situations connected to this group.

Found something wrong on this profile?

We accept correction requests from anyone — current and former members, researchers, journalists, family members, and the listed organisation. Submissions are reviewed by an editor; we do not auto-publish.

Submit a correction Submit a right-of-reply Open a GitHub issue

Disclaimer. This profile is an educational summary based on publicly available reports. Many members of this group do not experience the patterns described. Individual congregations and chapters vary widely. If you or someone you know needs support, contact a licensed therapist or the International Cultic Studies Association.