Name: Planning applications within 500 m of 23 Rowanbyrn, Blackrock, Co. Dublin
Creator: Planning Register
License: https://creativecommons.org/licenses/by/4.0/

12 things worth knowing before you buy

1could change 2open now 94%get approved 100%extensions approved 0homes coming Noflood risk

2 applications on this site; latest D25A/0271/WEB, approved 2025, not started, runs out 2030.
Zoned R2 (existing residential); not protected; no vacant land tax.
1 site nearby could change: 1 derelict.
2 applications open for comments nearby; nearest closes 20 Oct 2026.
Grange Grove (bus 4, 7B) 416 m away: 11 an hour at morning peak; 93 from all stops within 500 m. Planned: BusConnects Core Bus Corridors 931 m away, core bus corridor (DLR County Development Plan 2022-2028).
Noise from road traffic mapped at 60–64 dB (day-evening-night average, EPA 2022).
Here (2022 census): 60% owner-occupied (council 68%); 3% of homes empty (council 6%); most built 1946–1960; 49% drive to work (council 43%); population down 2% since 2016.
14 home extensions within 250 m since 2022: 13 approved (100%). Most were dormers or attic conversions. On Rowanbyrn: 19 in 10 years, 100% approved.

On this site

R2

Zoning · Existing residential

No

Protected or listed · on our maps

No

Vacant land tax · lived-in homes don't pay it

1 in 20

Radon (EPA) · homes with high radon

Around it

2

Open for comments · you can comment

94%

Approved, when decided · 103 approved · 6 refused

100%

Extensions approved (250 m) · 13 of 13 · most dormers or attic conversions

52 days

Time to a decision · median; 1 in 8 asked for more information

1

Sites that could change · see the list

No

Flood risk area nearby (OPW map) · none within 500 m

11

Protected buildings nearby · not this site

60%

Owner-occupied (2022) · council 68%

3%

Homes empty (2022) · council 6%

60–64 dB

Noise (EPA 2022) · road traffic, day-evening-night

93/h

Public transport, morning peak · services from stops within 500 m

Questions to ask before you buy 4

Demolition (D25A/0271/WEB) approved 2025, not started: still planned?
Ask for: The grant, and whether it stays with the house.
Extension (D08B/0041) approved 2008: built as approved?
Ask for: The grant and an opinion of compliance.
Application 412 m away open for comments until 20 Oct 2026: comment?
Ask for: The plans on the council's website (€20 to comment).
Any work done without planning permission?
Ask for: An opinion of compliance for the whole house.

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Planning within 500 m 621 applications

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About this home

23 Rowanbyrn, Blackrock, Co. Dublin is a 4-bedroom semi-detached house in Newtown Castlebyrn, Dun Laoghaire-Rathdown of about 102 m² (BER C2). It sold on 30 Mar 2026 according to the Property Price Register. Within 500 m, Planning Register tracks 621 planning applications: 2 open for observation, 339 granted, 45 refused, 1 under appeal, 55 decided on appeal, 131 commenced. Derelict nearby: 1 & 2 Annaville Ave, 385 m.

More about this address

The soonest observation deadline is 8 Oct 2026 on DLR D26A/0663/WEB (3 Wansdowne, Stradbrook, Blackrock, Co. Dublin). The site is zoned R2 — existing residential. It is in the Rowanbyrn estate, where 25 planning applications were made in 10 years, 100% of those decided granted. The nearest named scheme is Fleurville Road and Newtownpark Avenue Site, 68 homes, 305 m away.

Sold: 30 Mar 2026
Type: Semi-D
Bedrooms / bathrooms: 4 / 2
Floor area: 102 m²
BER: C2
Year built: 1973
Local authority: Dún Laoghaire-Rathdown County Council
Location precision: Rooftop
Estate: Rowanbyrn
Named schemes within 1.0 km: Fleurville Road and Newtownpark Avenue Site · 68 homes +7 more
Schools within 1.0 km: Newpark Comprehensive School (post-primary school · 884 pupils, 255 m) +6 more
Crèche inspected nearby: Links Childcare · inspected 28 May 2026 (564 m)

Sources: cara_listings, daft_gateway, ppr · fetched 11 Sept 2026, 20:14

Source	Licence	Fetched	Link
cara_listings	Third-party advertisement data captured by Cara from daft.ie. Not open data: internal analysis only, no redistribution of listing content. Business-contact details (licensed PSP name and branch) are retained per Cara DECISIONS 2026-08-19; agent phone numbers and all vendor/buyer identities are dropped.	11 Sept 2026, 20:14	open
daft_gateway	Third-party advertisement data read from daft.ie's own JSON gateway. Not open data: internal analysis only, no redistribution of listing content. Business-contact details (the licensed PSP's name and branch) are retained per Cara DECISIONS 2026-08-19; agent phone numbers, profile images and all media URLs are dropped at fetch time and never written down. Vendor and buyer identities are not in this data.	8 Oct 2026, 05:49	open
ppr	PSI — PSRA re-use terms (psr.ie/re-use-of-public-sector-information). Free re-use in any format provided the source and PSRA copyright are acknowledged, the data is reproduced accurately and not used misleadingly, and it is NOT used 'for the principal purpose of advertising or promoting a particular product or service'. Attribution: 'Contains PSRA Residential Property Price Register data, © Property Services Regulatory Authority.'	8 Oct 2026, 01:13	open

Latest applications within 500 m

Homes nearby

What sale-agreed buyers should check on the planning register before contracts are signed348 applications across the Greater Dublin councils are inside their five-week observation window today. The nine planning checks to run between sale agreed and signing — the house's own history, the neighbours' live applications, appeals, commencements, RZLT, flood and conservation flags — and which of them the €85 search will not do.
Planning searches in conveyancing — what an €85 search covers, and what it cannot seeEvery Irish house purchase includes a planning search against the council's register. What the search returns, what the certificate of compliance adds, and the things that are moving on the day of closing that neither of them shows — a live appeal, an open observation window, a commencement notice last month.
Certificate of compliance with planning permission in Ireland17% of GDA planning applications are retention. Who can sign a certificate of compliance with planning permission, what the RIAI / Law Society opinion covers, the gaps it leaves.
BER and planning permission when selling a house — two separate certificates, and where they meetGreater Dublin councils granted 93% of the 1,225 extension applications they decided in 12 months, and every one of those extensions moved the house's Building Energy Rating. What a BER is, when you must have one, the exemptions, and how planning permission, Part L and the BER interact when you sell.

23 Rowanbyrn, Blackrock, Co. Dublin