Ancient Monuments

History on the Ground

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Fort Blockhouse

A Scheduled Monument in St Thomas, Portsmouth


Latitude: 50.7894 / 50°47'21"N

Longitude: -1.1136 / 1°6'48"W

OS Eastings: 462577.12234

OS Northings: 99244.996259

OS Grid: SZ625992

Mapcode National: GBR VMF.XN

Mapcode Global: FRA 87K0.7YT

« Listing Details

Entry Name: Fort Blockhouse

Scheduled Date: 16 March 1964

Last Amended: 13 November 2020

Source: Historic England

Source ID: 1001873

English Heritage Legacy ID: HA 276

County: Portsmouth

Electoral Ward/Division: St Thomas

Built-Up Area: Portsmouth

Traditional County: Hampshire

Lieutenancy Area (Ceremonial County): Hampshire

Church of England Parish: Alverstoke St Mary

Church of England Diocese: Portsmouth is an independent online resource and is not associated with any government department. All government data published here is used under licence. Please do not contact for any queries related to any individual ancient or schedued monument, planning permission related to scheduled monuments or the scheduling process itself. is a Good Stuff website.