GrantedExtensionDecided 28 November 2023

14, Monkstown Crescent, Monkstown, Dublin, A94DE29. Protected Structure

Demolition of a rear return and construction of a two-storey rear extension at a protected Monkstown house.

D23A/0510 · Dun Laoghaire Rathdown County Council · Lodged 6 November 2023

Reference: D23A/0510
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission
Received: 6 November 2023

Summary

AI-generated

The project involves the demolition of an existing small two-storey rear return and lean-to structures. It will be replaced with a new split-level, two-storey rear extension alongside internal modifications, floor replacement, and window repairs.

Extensionheritageextensionrenovation

Storeys: 2

Generated from the description above by an AI model and may contain mistakes. The council’s description is the authoritative record.

Official record

Development description

Proposed demolition of the existing small two-storey rear return and lean-to structures and the construction of a new split level, two storey extension to the rear. Internal modifications, to include at lower ground floor level: the removal of the existing floor and formation of a new insulated concrete slab. Removal of 2no. Existing partition walls and 2no. Bathrooms to relocate bedroom to the rear. The formation of a new door opening in the rear wall to access courtyard from bedroom. The provision of two new ensuite bathrooms. Modification of the existing staircase with the provision of 4no. New steps retaining the existing balustrade. The widening of the existing opening in the rear wall at end of hallway. At upper ground floor: removal of existing kitchen (not original) and sub-division of room to provide new bathroom and cloakroom. Provision of new access hatch to attic space. Widening of the existing hallway opening to form new archway. A new opening in rear wall linking the main living room to new addition and widening of the adjacent opening. Work shall include the repair and reinstatement of all existing timber sash windows. The refurbishment and repair of all plaster mouldings, shutters and architraves. Provide new services throughout the house, to include re-wiring and re-plumbing. Externally: repair the existing roof. Provide 2no. New roof lights, one to the rear and one to the front roof pitch. Repair existing front steps and railings and provide new granite steps and planters either side of main entrance steps. Widen existing opening in the rear boundary wall, provide a new sliding gate and rear parking and patios areas, with new hard and soft landscaping to the front and rear and related site drainage.

Built & sold

What happened next

Beyond the decision: whether this development was built, and what property here has sold for.

Built — construction complete

A commencement notice records works starting on 11 June 2025.

Notified floor area: 233 m²

Recent sales nearby

within 500 m

Residential Property Price Register sales within 500 metres of this site
Address	Date	Price	Distance
15a The Mews, Longford Terrace, Monkstown	Dec 2025	€800,000	81 m
10 Longford Terrace, Monkstown, Dublin	Aug 2025	€4,025,000	111 m
29 Carrig House, Carrickbrennan Rd, Monkstown	Jan 2026	€380,000	139 m
30 Carrig House, Carrickbrennan Rd, Monkstown	Jul 2025	€565,000	139 m
Pakenham Lodge, Pakenham Road, Monkstown	Jul 2026	€2,150,000	166 m
Longford Lodge, 25 Monkstown Crescent, Monkstown Blackrock	Mar 2026	€1,350,000	167 m
1 Alma Park, Monkstown, Dublin	Jan 2025	€800,000	177 m
74 Monkstown Road, Monkstown, Co Dublin	Jan 2026	€2,695,000	181 m

Nearby properties, not this site — a guide to local values.

Sources: Building Control Management System (commencement notices) and the Residential Property Price Register, licensed under CC BY 4.0. Records are matched to this application by location and may not be exhaustive; always confirm against the official source before relying on them.

Key dates

Timeline

Application received6 November 2023
Decision due1 December 2023
Decision issued28 November 2023
Permission expiry10 January 2027

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