St Margaret’s Cathedral, Ayr

A compact early Catholic church, enlarged in the Victorian period, now serves as the cathedral for Galloway.

Quick facts

Date
Built in 1826; transepts and sanctuary added in 1893; became the cathedral in 2007
Architect / designer
James Dempster; later work by D. Sturrock
Type
Decorated Gothic Roman Catholic church with pinnacled front, transepts, sanctuary and graveyard
Designation
Listed building, Category B (LB21647)
OS grid reference
NS 34070 22119

Architecture and continuing use

The painted-ashlar front centres on a roll-moulded doorway beneath a crocketed ogee hood. Crenellated buttresses rise to pinnacles, while traceried windows, stained glass and timber furnishings enrich the church and later sanctuary.

Its story

James Dempster designed the church in 1826 as Catholic public worship re-established itself in Ayr. D. Sturrock added transepts and sanctuary in 1893, and the church became the diocesan cathedral in 2007.

Why it is included

It records the nineteenth-century Catholic revival, the work of a little-represented regional architect and a major recent change in ecclesiastical status.

What to notice

  • Crocketed finials rising above the roofline.
  • The traceried west window and crenellated parapet.
  • The relationship between the 1826 nave and 1893 transepts and sanctuary.

Reading the surroundings

The cathedral publishes Mass and sacramental times. Visitors should respect worship, private prayer, funerals and graveyard use; check the parish site before a special journey.

Timeline

  1. Built in 1826 James Dempster designed the church in 1826 as Catholic public worship re-established itself in Ayr.
  2. Present Active Roman Catholic cathedral of the Diocese of Galloway.

What we know — and what remains uncertain

The statutory record predates cathedral status and therefore retains the older church title.

Sources & further reading

Location

reviewed Scotland’s Architecture record small badge = designation

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Place: Ayr · Current use: Active Roman Catholic cathedral of the Diocese of Galloway (checked 2026-08-22)

Last reviewed: 2026-08-22 · Record: SHD-REC-AYR-ST-MARGARETS-CATHEDRAL

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