Parish church. 1764-68 by William Newton for the Corporation of Newcastle. Sandstone ashlar; Lakeland slate roof. Rectangular with west porch and shallow east apse; west tower above nave. 3 steps up to Tuscan tetrastyle porch with pediment. Large overlight with glazing bars above panelled double door. Top pediment on west elevation, above which is a square clock tower with floor band and cornice with urn finials; 2 narrow octagonal stages above have arched recesses with impost strings; cornices; stone spire. Arched recesses with sill and impost strings hold 4 nave windows, reduced in C19, and 3 apse windows, all round-headed with glazing bars. Gutter cornice and coped parapet. Interior: Painted plaster above boarded dado; renewed panelled plaster ceiling. High panelled dado to apse with reredos of 1911 by Ricks and Charlewood in classical style: Corinthian attached columns supporting a broken dentilled pediment Archivolts and impost string to 3 windows; west bay contains south vestry and north choir vestry, flanking entrance bay. Monuments: low-relief urn on mount
by Davies commemorating Joseph Crawhall, mayor and sheriff of Newcastle, died 1853; bracketed Frosterly marble surround to plaque in memory of George Clifford, died 1853. Gothic-style stone memorial plaque on east wall by Pearson to George Heriot, first vicar. The church was built as a chapel of ease to All Saints and replaced a medieval chapel.
