Planning Permission Ireland
GrantedExtensionDecided 29 November 2016

41, Thornhill Road, Mount Merrion, Co. Dublin

Demolition of a side garage and rear extension to build a new two-storey side extension and single-storey rear extension.

D16B/0417 · Dun Laoghaire Rathdown County Council · Lodged 7 October 2016

Reference
D16B/0417
Authority
Dun Laoghaire Rathdown County Council
Register status
Decided
Type
Permission
Received
7 October 2016

Summary

AI-generated

Permission is sought to demolish an existing single-storey side garage, shower room, rear extension, and front porch. The development will construct a new two-storey side extension with a pitched roof, a single-storey rear extension, a front porch, and an attic storage room.

Extensionextensiondemolitiongarage conversion
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

Permission is sought for demolition of existing single storey side garage and shower room; side entrance; rear extension and front porch, and renovation of existing dwelling and construction of new two storey side extension with pitched roof; side entrance; single storey rear extension; front porch and attic storage room.

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 31 January 2017. A completion certificate was lodged on 10 September 2018.

Recent sales nearby

within 500 m
Residential Property Price Register sales within 500 metres of this site
AddressDatePriceDistance
7 Clonmore Rd, Mount Merrion, DublinSept 2025€1,400,00056 m
13 Redesdale Rd, Mount Merrion, DublinSept 2025€850,000159 m
33 Clonmore Rd, Mount Merrion, DublinApr 2026€1,425,000160 m
98 Lr Kilmacud Rd, Stillorgan, DublinJul 2025€1,187,000174 m
10 Redesdale Rd, Mount Merrion, Co DublinJun 2026€1,220,000188 m
27 Redesdale Rd, Mount Merrion, DublinMay 2025€1,000,000217 m
71 Trees Road, Mount Merrion, Co DublinAug 2025€1,480,000223 m
2 Redesdale Court, Redesdale Rd, Mount MerrionNov 2025€650,000227 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

  1. Application received7 October 2016
  2. Decision issued29 November 2016

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

Discussion

What local people think about this application.

Nobody watching yet

Community sentiment

No votes yet

Nobody has voted on this application yet.

Community sentiment — a straw poll of people who visited this page, not a statutory submission. To make a valid observation you must submit it to the planning authority.

Sign in to have your say on this application.

No comments yet. Be the first to say what you think about this application.

Sign in to join the discussion on this application.

Comments are moderated and are the opinions of the people who wrote them. They form no part of the statutory planning process — to make a valid observation you must submit it to the planning authority.