
Quick Facts
Founded
Verify
Denomination
Reformed Baptist
Service Times
Sunday School 9:30 AM; Morning Worship 11:00 AM; Evening Worship 6:00 PM
Men's Ministry
No
Kids Ministry
Yes
Pastor Credentials
Dr. Ben Mertz, elder since 2020; plurality of elders including Hayden (ord. 2023), Kirk, George

10-Point Theological Scorecard
Christology
Is Jesus the only way? (John 14:6)
Confessional 1689 LBCF orthodoxy.
Strong
Scripture
Inerrancy affirmed? Final authority?
1689 LBCF chap. 1.
Strong
Men's Discipleship
Intentional formation for men?
Not visible on homepage; ask leadership.
Caution
Soteriology
Faith alone? How is salvation presented?
Particular Baptist.
Strong
Gender / Biblical Design
Biblical manhood and womanhood by God's design — patriarchal, complementarian, egalitarian, or affirming gender ideology?
Reformed Baptist complementarian — multiple male elders.

Reformed Baptist complementarian — male elders/pastors per 1689 LBCF + Scripture.
Strong
Leadership Structure
Male elders/pastors? Accountability?
Plurality of elders confirmed (Mertz, Hayden, Kirk, George).
Strong
Preaching Style
Expository or topical/therapeutic?
Sunday morning + evening worship pattern indicates expository emphasis.
Strong
Mission Clarity
Great Commission central?
Verify outreach.
Strong
Cultural Alignment
DEI/CRT language? Social justice crowding out gospel?
Confessional Reformed Baptist witness.
Strong
Accountability Structure
Denominational home, elder plurality, or external network — is the pastor answerable to anyone?
Independent confessional Reformed Baptist.
Strong

Assessment
Trinity Reformed Baptist Church (Joppa, MD) explicitly confesses the Baptist Confession of Faith of 1689. Maryland's most prominent confessional Reformed Baptist congregation in the Baltimore northeast corridor, with a plurality of elders and morning + evening Sunday worship.
#reformed-baptist#1689-lbcf#particular-baptist#maryland#joppa#baltimore-area

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

Sources & Evidence
Enrichment Notes
1689 LBCF affirmation verified via reformedreader directory + Yelp record. Elder Ben Mertz verified via search; full pastoral roster requires direct site visit (homepage timed out during sweep).
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
trinitymd.org
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[2] Live source
reformedreader.org/rbmaryland.htm
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