
Quick Facts
Founded
Verify
Denomination
OPC
Service Times
Sunday Worship 10:00 a.m.; Sunday School 11:00 a.m.
Men's Ministry
No
Kids Ministry
Yes

10-Point Theological Scorecard
Christology
Is Jesus the only way? (John 14:6)
OPC Westminster Standards — orthodox Christology.
Strong
Scripture
Inerrancy affirmed? Final authority?
Westminster Confession on inspiration and authority.
Strong
Men's Discipleship
Intentional formation for men?
Yellow — verify men's ministry programming on-site.
Caution
Soteriology
Faith alone? How is salvation presented?
Confessionally Reformed.
Strong
Gender / Biblical Design
Biblical manhood and womanhood by God's design — patriarchal, complementarian, egalitarian, or affirming gender ideology?
OPC complementarian per Westminster + Book of Church Order.

OPC complementarian — male elders/pastors per Westminster Confession + Book of Church Order.
Strong
Leadership Structure
Male elders/pastors? Accountability?
Plurality of male elders; Rev. David Bosch since 2011.
Strong
Preaching Style
Expository or topical/therapeutic?
Verify on-site — Rev. Bosch ordained 1992 with degrees in Social Work, Biblical Studies, Divinity.
Caution
Mission Clarity
Great Commission central?
Local rural ministry; regional Reformed presence on the plains.
Strong
Cultural Alignment
DEI/CRT language? Social justice crowding out gospel?
Verify on-site — rural eastern Colorado plains.
Caution
Accountability Structure
Denominational home, elder plurality, or external network — is the pastor answerable to anyone?
OPC — Presbytery of the Dakotas.
Strong

Assessment
High Plains OPC is a small rural OPC congregation on the eastern Colorado plains in the town of Calhan. Pastor David A. Bosch has served since 2011 and holds advanced degrees in Social Work, Biblical Studies, and Divinity, having been ordained in 1992. The church maintains a SermonAudio archive and serves as a Reformed presence in a sparsely populated agricultural region.
#opc#co#calhan#eastern-plains#rural#presbytery-of-the-dakotas#small-town

MOOP Engagement Tracker
How this church was personally verified by the MOOP directory team:
✓
Researched church website

Sources & Evidence
Enrichment Notes
Verified pastor David A. Bosch (since 2011) and rural Calhan address via OPC.org locator (church_id 355) and church website plus SermonAudio profile.
These are the URLs consulted to arrive at this church's scoring. Score-note claims are synthesized from homepage content, denominational directories, and public statements of faith at the time of review. Church websites change frequently; we're progressively adding Internet Archive snapshots to prevent link rot.
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[1] Live source
highplainsopc.com
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[2] Live source
opc.org/church.html
Transparency note: MOOP ratings are researcher judgments about publicly available theological and ecclesial evidence. They are not infallible. If a church's public posture has changed since our review, or if we've mis-read evidence, tell us — we publish corrections.

Last reviewed:
2026-05-16
— Annual review recommended