GrantedExtensionDecided 28 September 2023

31 St Mary's Road, Ballsbridge, Dublin 4, D04 E9E8

Renovation and extension of a protected structure, including a new single-storey garden room.

3870/23 · Dublin City Council · Lodged 31 May 2023

Reference: 3870/23
Authority: Dublin City Council
Register status: Decided
Type: Permission
Received: 31 May 2023

Summary

AI-generated

The development consists of alterations to a protected structure, including the removal of a non-original conservatory and lean-to extension, construction of a new 52sqm single-storey garden room, restoration of original windows, and internal modifications.

Extensionprotected structurerestorationgarden room

Floor area: 52 m²

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

Protected structure: permission for (1) the removal of the roof and internal walls to side infill; (2) the removal of a non-original conservatory (9.2m2); (3) the demolition of a single-storey lean-to extension to the rear (16m2); (4) new raised roof and roof lights to side infill extension; (5) new single storey garden room (52m2), with new courtyard; (6) new opening and double doors between kitchen and living room and new opening and double doors to rear of the return into the garden room, both at ground floor level; (7) modifications to ground floor including raising the floor level in the kitchen and installing a new insulated floor with under floor heating throughout this level, as well as required treatment of damp; (8) minor alterations to internal layouts; (9) new layouts to bathrooms throughout; (10) new bathroom at first floor level; (11) the restoration of original windows throughout, including the installation of new heritage slimline glazing, and to the front door and side gates; (12) repair and replacement as required of rainwater goods; (13) repointing to existing brick and masonry facades and to brick chimneys; (14) minor repairs to roof of main house and the installation of 2 no rooflights; (15) pv panels proposed to the inner slopes of double pile roof and associated works; (16) new window at first floor level; (17) relocation of 2 no windows at attic floor level; (18) upgrading of services; (19) landscaping to front and rear gardens including the installation of a new natural-water lap pool to rear garden; (20) all associated site works. To the mews dwelling; (21) internal alterations at ground and first floors including the relocation of the stairs, new bathroom at ground floor and new layout to bathroom at first floor; (22 ) construction of a new 23.7m2 single storey side extension; (23) replacement of all non-original windows for timber sash type with acoustic double glazing; (24) installation of new windows and doors and infill of existing, including garage door; (25) removal of roof finishes including asbestos tiles and reinstatement with natural slate to match original; (26) installation of pv panels on south-facing pitch and associated works; (27) replacement of pvc and corroded rainwater goods; (28) repointing to existing stone and brick facades as required and treatment of damp; (29) upgrading of services including installation of uf heating at ground floor level; (30) replacement of existing access gates; (31) installation of electric car port; (32) landscaping and all associated site works.

Land-use zoning

What this land is zoned for

Z2: Residential Neighbourhoods (Conservation Areas)RS

“To protect and/or improve the amenities of residential conservation areas.”

National zoning type: Existing residential

Objective set by the Development Plan 2022-2028 (2022–2028). The planning authority decides each application on its own merits — this is the zoning context, not a compliance assessment.

Read the zoning objectives in the development plan

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 2 January 2024.

Notified floor area: 458 m²

2 commencement notices are linked to this development.

Recent sales nearby

within 500 m

Residential Property Price Register sales within 500 metres of this site
Address	Date	Price	Distance
Apt 8, Arranmore, 13 17 Pembroke Rd Dublin 4	Aug 2025	€390,000	58 m
1 The Moorings, St Marys Rd, Ballsbridge Dublin 4	Dec 2025	€485,000	77 m
7 The Moorings, St Marys Rd, Ballsbridge Dublin 4	May 2025	€320,000	77 m
35 Pembroke Gardens, Ballsbridge, Dublin 4	Jan 2025	€875,000	79 m
54a Baggot Lane, Ballsbridge, Dublin 4	Oct 2025	€530,000	111 m
14 Haddington Place, Ballsbridge, Dublin	Jul 2025	€1,550,000	134 m
91 St Mary's Lane, Dublin 4not full market price	Jan 2026	€210,000	136 m
9 70 To 72 Pembroke Road, Dublin 2, Dublin	Jun 2025	€560,000	145 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 received31 May 2023
Decision due28 September 2023
Decision issued28 September 2023
Permission expiry22 December 2028

In the area

Applications near this site

Other planning applications within about 500 m — what else is being proposed or built nearby.

Related developments

Similar applications

Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.

Community

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