GrantedDecided 09 March 2026Dun Laoghaire Rathdown County Council

D26A/0016/WEB: Amendments to previously permitted development Reg. Ref. D25A/0284/WEB (ACP-322865-25) as follows: (i) Internal and external modifications to House 2 comprising: provision of a single-storey rear extension (c. 7.5sqm), increasing the GFA from c. 149.8sqm to c. 157.3sqm; and the provision of an additional bedroom at ground floor level in the location of the permitted living room to the front of the dwelling.; (ii) Internal modifications to House 3 comprising: provision of an additional bedroom at ground floor level in the location of the permitted living room to the front of the dwelling; the provision of an additional bedroom at first floor level in the location of the permitted additional living room to the front of the dwelling; and minor amendments to the permitted internal layout; (iii) Internal modifications to Houses 4, 5 and 6 comprising: provision of an additional bedroom at first floor level in the location of the permitted additional living room to the front of each dwelling; and minor amendments to the permitted internal layouts. (iv) Internal and external modifications to Bike Store 2. The proposed amendments result in an overall revised unit mix comprising: 1 no. two-storey, three-bedroom detached dwelling (Unit No. 1), 1 no. two-storey, four-bedroom detached dwelling (Unit No. 2), 1 no. three-storey, six-bedroom terraced house (Unit No. 3), 3 no. three-storey, five-bedroom terraced houses (Unit Nos. 4 – 6), 1 no. duplex block comprising 2 no. two-bedroom apartments (Block C), 1 no. two-storey over basement level block (Block B) comprising 2 no. six-bedroom maisonette units, and 1 no. three-storey over basement block (Block A) comprising 1 no. four-bedroom apartment and 1 no. ten-bedroom unit.

Saint Helen's, York Road, Dun Laoghaire, Dublin, A96Y838
DecisionGrant permission
Decided09 March 2026
Application typePermission
Source documents3

Site

What is on file

0refusal reasons0conditions8nearby records

Decision details

Core application dates and identifiers from the public planning record.

Planning analysis

Refusal reasons and planning conditions extracted from the public decision file.

Refusal reasons

No refusal reason on record

Documents are indexed. Reason extraction for Dún Laoghaire–Rathdown is in progress.

Conditions

No conditions

No conditions are on record for this application yet.

Planning a project near Saint Helen's, York Road, Dun Laoghaire, Dublin, A96Y838?

Get the precedent report for this site: every grant and refusal within 5 km, and the planners' reasons. €49 incl. VAT, PDF by email.

Source documents

Original council portal records and source PDFs where available.

Nearby precedent

Similar nearby applications linked to this planning decision.
Full reasons for every nearby decision are in the site report →