- Building type: Church
- Date of construction: 1753
- Architect: Joseph Welland (LA)
- Listing: B1
- HB/SMR Ref: HB01/08/002
- 2nd Survey by EHS: Yes


Glendermott Parish Church, Church Brae, Altnagelvin, BT47 2LS
County Londonderry

Gothic style church. Four bay hall with paired lancets below ocular windows with pointed arch surround. Later North aisle, side gabled vestry and projecting 3 bay chancel of lesser height. 1789 square bell tower with crenellation and pyramidal pinnacles. NW corner lean-to porch with pointed arch doorway
Stone Type Category: | Schist |
Primary Stone Type: | Derry Schist |
Secondary Stone Type: | Local Carboniferous Sandstone |
Other Stone Type: | |
Replacement Stone Type: | Giffnock Sandstone |
Stonework Construction: | Coursed squared rubble |
Stonework Condition: | Schist is in reasonably good condition with fragmentation of isolated blocks only, dressing is also in good condition with mild granular disintegration and occasional flaking only |
Condition Assessment (QUB): | 1 |