Planning Permission Ireland
GrantedExtensionDecided 11 September 2023

5, Trees Road Lower, Mount Merrion, Blackrock, Dublin, A94XP97

Demolition of a rear extension to build a new single-story rear extension and alter ground floor windows and doors.

D23B/0349 · Dun Laoghaire Rathdown County Council · Lodged 25 July 2023

Reference
D23B/0349
Authority
Dun Laoghaire Rathdown County Council
Register status
Decided
Type
Permission
Received
25 July 2023

Summary

AI-generated

The application seeks to demolish an existing single-story rear extension of a semi-detached house. A new single-story extension will be built in its place. The works also include new and altered window and external door openings at the ground floor level.

Extensionextensionrear extensionsemi detached

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

Demolition of existing single storey extension to rear, construction of new single storey extension to rear, and for new/altered window/external door opes (at ground floor) to side, to existing (semi-detached) house.

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 6 March 2024.

Notified floor area: 57

Recent sales nearby

within 500 m
Residential Property Price Register sales within 500 metres of this site
AddressDatePriceDistance
29 Sycamore Road, Mount Merrion, Co DublinSept 2025€1,785,000167 m
4 Dualla Court, Stillorgan Rd, StillorganJan 2025€485,000235 m
117 The Rise, Mount Merrion, DublinMar 2025€1,701,001239 m
30 Treesdale, Stillorgan Rd, StillorganOct 2025€985,000244 m
1b Priory Drive, Stillorgan, Co Dublinnot full market priceMay 2026€173,359247 m
3a The Willows, Priory, StillorganMay 2026€995,000262 m
16a Woodlands Park, Blackrock, DublinNov 2025€1,250,000274 m
Auburn, Old Dublin Rd, StillorganApr 2026€1,455,000280 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 received25 July 2023
  2. Decision due18 September 2023
  3. Decision issued11 September 2023
  4. Permission expiry18 October 2026

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