Reformed Baptist churches
Reformed Baptist churches belongs to the Baptist family of churches.
Governance: congregational.
Reformed Baptist churches reports 55 congregations in the United States (RCMS 2020 (sum of 2 rows — our arithmetic), 2020).
Reformed Baptist Network 42 + Association of Reformed Baptist Churches of America 13. Most Reformed Baptist congregations belong to neither.
Baptists who recovered the 1689 confession — Calvinist doctrine, plural elders, and worship by the Book, mostly in churches that belong to no organization at all.
Heritage
Reformed Baptists are less a denomination than a twentieth-century recovery: beginning in the 1950s and 60s, congregations in America returned to the Second London Baptist Confession of 1689 — the Calvinistic confession of the early English Particular Baptists — aided by the republication of Puritan and Baptist classics. The movement grew through churches, conferences, and seminaries rather than a headquarters; the small formal networks are recent and partial. Summing RCMS 2020 rows for two of them yields 55 congregations — our arithmetic — while most Reformed Baptist churches belong to neither, so the true footprint is larger than any count we can publish.
Theological family
Confessional Calvinistic Baptist: the doctrines of grace, covenant theology adapted to believers' baptism, the moral law as the rule of life, and a regulative approach to worship — the church does in worship what Scripture warrants. The 1689 confession functions as a genuine subordinate standard, unusual among Baptists.
Who decides what
Congregational with plural eldership: a body of equal elders, often including a vocational pastor, leads each autonomous church; associations and networks, where joined, exist for fellowship and cooperation only.
What a first-time visitor would find
A visitor will find reverent, word-saturated worship: substantial expository preaching, congregational singing of psalms and hymns, prayers of confession and intercession that take real time, and the Lord's Supper observed with gravity — contemporary flourishes present in some churches, absent in most.
What it has always cared about
The confession as a living document; expository preaching as the ordinary means of grace; serious church membership and discipline; and the recovery of Baptist history's Calvinist stream, which the movement has done much to re-publish and re-teach.
Its gift to the wider church
It returned to Baptists a scholarly, confessional inheritance many had forgotten they owned — and its publishing and conference culture has fed the broader Calvinist resurgence across evangelicalism.
Commonly confused with
With Sovereign Grace Churches, Reformed in doctrine but charismatic and connectional — a different record here; with Primitive Baptists, fellow Calvinists who reject the missions and institutions Reformed Baptists embrace; and with Calvinistic churches inside the SBC, which share the soteriology without the confessional identity.
Range of views inside it
Churches differ on covenant theology's details, the Sabbath, degrees of strictness in worship, and whether to affiliate at all; the confession centers the movement while independence disperses it.
A note from the mapmakers: This record describes a grouping: our count covers only two small networks and deliberately understates a movement that is mostly unaffiliated. Nothing here may be asserted of a specific congregation, including whether it identifies with this movement at all. Sentences drawn from this record hedge as "Reformed Baptist churches characteristically…" and yield to the congregation's own materials.
Sources: The Baptist Confession of Faith of 1689 (Second London Baptist Confession) · Handbook of Denominations in the United States (Abingdon Press) · 2020 U.S. Religion Census (ASARB)