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This building is in the Dumfries And Galloway Council and the Mochrum Parish. It is a category B building and was listed on 20/07/1972.

Group Items: N/A, Group Cat: N/A, Map Ref: NX 3392 4358.


Late 18th to early 19th century. Former grain mill. 2-storey, attic and basement, rectangular-plan main block. 2 lower 2-storey jambs to E and W elevations to S, forming T-plan. 2 further single storey wings to W elevation. Several further additions. Rubble; S gable of main

block limewashed. Squared granite rybats and quoins. Various window openings, some block with brick.

W (HIGH STREET) ELEVATION: 2-storey jamb (former kiln?) adjoined to right. Single storey wing adjoined to left of centre. Piended single storey wing further advanced to left, with doorways to W and S. Basement doorway to right of centre. Openings at centre to both floors, and to left at 1st floor.

N ELEVATION: opening at basement and to both floors.

E ELEVATION: 2-storey jamb (drying kiln) adjoined to left; several openings; brick lean-to (store) addition to right return. 2 doorways to right. 2 openings to both floors.

S ELEVATION: partly-rendered rubble lean-to (store) adjoined to gable and jamb to left. Granite coped skews to main block. Rubble gablehead stack, with granite quoins and cope, to N. Modern stack to left to W pitch. Chimney vent to roof of E jamb. Corrugated sheet asbestos to most roofs. Purple and grey slates, with red sandstone ridges, to 2 single storey wings to W.

INTERIOR: overshot water-wheel in main block to N (1988).


Formerly listed as "Wyllie's Mill". On the OS Map of 1848, the mill is marked as "Port William Mill (Corn)" and a similar plan form is shown. Port William Mill was still in use as a mill in 1976, although driven by electricity; it was latterly used as a grain store.


OS Map 1850, Wigtownshire, Sheet 29 (surveyed 1848). J Butt THE INDUSTRIAL ARCHAEOLOGY OF SCOTLAND (1967) p 318. I Donnachie THE INDUSTRIAL ARCHAEOLOGY OF GALLOWAY (1971) pp 17, 202-203. J R Hume THE INDUSTRIAL ARCHAEOLOGY OF SCOTLAND Vol I (1976) p 268. NMRS: SIAS survey sheet (1988).

© Crown copyright, Historic Scotland. All rights reserved. Mapping information derived from Ordnance Survey digital mapping products under Licence No. 100017509 2012 . Data extracted from Scottish Ministers' Statutory List on . Listing applies equally to the whole building or structure at the address set out in bold at the top of the list entry. This includes both the exterior and the interior, whether or not they are mentioned in the 'Information Supplementary to the Statutory List'. Listed building consent is required for all internal and external works affecting the character of the building. The local planning authority is responsible for determining where listed building consent will be required and can also advise on issues of extent or "curtilage" of the listing, which may cover items remote from the main subject of the listing such as boundary walls, gates, gatepiers, ancillary buildings etc. or interior fixtures. All category C(S) listings were revised to category C on 3rd September 2012. This was a non-statutory change. All enquiries relating to proposed works to a listed building or its setting should be addressed to the local planning authority in the first instance. All other enquiries should be addressed to: Listing & Designed Landscapes Team, Historic Scotland, Room G.51, Longmore House, Salisbury Place, EDINBURGH, EH9 1SH. Tel: +44 (0)131 668 8701 / 8705. Fax: +44 (0)131 668 8765. e-mail: hs.listing@scotland.gsi.gov.uk. Web: http://www.historic-scotland.gov.uk/historicandlistedbuildings.

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Buildings are assigned to one of three categories according to their relative importance. All listed buildings receive equal legal protection, and protection applies equally to the interior and exterior of all listed buildings regardless of category.

ACategory A

Buildings of national or international importance, either architectural or historic, or fine little-altered examples of some particular period, style or building type. (Approximately 8% of the total).

BCategory B

Buildings of regional or more than local importance, or major examples of some particular period, style or building type which may have been altered. (Approximately 51% of the total).

C(S)Category C(S)

Buildings of local importance, lesser examples of any period, style, or building type, as originally constructed or moderately altered; and simple traditional buildings which group well with others in categories A and B. (Approximately 41% of the total).