Name: Planning applications within 500 m of 20 Blackthorn Court, Dublin 16
Creator: Planning Register
License: https://creativecommons.org/licenses/by/4.0/

14 things worth knowing before you buy

2could change 3open now 89%get approved 100%extensions approved 100homes coming Yesflood risk

4 applications on this site; latest D06B/0886, approved 2007, built? unknown.
Zoned R2 (existing residential); not protected; no vacant land tax; flood risk area nearby.
2 sites nearby could change: 1 approved scheme, 1 empty zoned plot.
3 applications open for comments nearby; nearest closes 2 Nov 2026.
3 applications refused within 100 m since 2021; latest for 100mm external wall (2026).
100 homes approved nearby, not started; largest 100 at Balally.
Blackthorn Road (bus 11, 114) 380 m away: 8 an hour at morning peak; 31 from all stops within 500 m.
Noise from road traffic mapped at 55–59 dB (day-evening-night average, EPA 2022).

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

3

Open for comments · you can comment

89%

Approved, when decided · 78 approved · 10 refused

100%

Extensions approved (250 m) · 7 of 7 · most dormers or attic conversions

52 days

Time to a decision · median; 1 in 6 asked for more information

2

Sites that could change · see the list

Yes

Flood risk area nearby (OPW map) · see floodinfo.ie

0

Protected buildings nearby · not this site

76%

Owner-occupied (2022) · council 68%

1%

Homes empty (2022) · council 6%

55–59 dB

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

31/h

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

Questions to ask before you buy 6

Extension (D06B/0886) approved 2007: built as approved?
Ask for: The grant and an opinion of compliance.
Attic or dormer (D03B/0831) approved 2004: built as approved?
Ask for: The grant and an opinion of compliance.
Alterations (D03B/0735) approved 2004: built as approved?
Ask for: The grant and an opinion of compliance.
Flood risk area within 500 m: can you insure it?
Ask for: A flood-cover quote before sale agreed.
100 homes approved 153 m away (Balally), not started: what is planned?
Ask for: The planning file for LRD25A/0372/WEB.
Any work done without planning permission?
Ask for: An opinion of compliance for the whole house.

Open the full report → Every section, the map key and sources · PDF · copy for ChatGPT or Claude

Planning within 500 m 435 applications

Explore from here

Click a dot to open its row.

Loading planning applications…

Free during launch

What could I build at 20 Blackthorn Court?

See how the same work went for the houses around you.

Free · during launch · limited time

Full planning report for 20 Blackthorn Court

Zoning, appeals, sold prices, flood and heritage — the whole area in one PDF.

Open the free report

No account, no payment. Not a statutory planning search.

The report · PDF or print

About this home

20 Blackthorn Court, Dublin 16 is a 3-bedroom semi-detached house in Balally, Dun Laoghaire-Rathdown of about 115 m² (BER B3). It was advertised as sold on daft.ie in November 2025. Within 500 m, Planning Register tracks 435 planning applications: 5 open for observation, 277 granted, 29 refused, 29 decided on appeal, 56 commenced.

More about this address

The soonest observation deadline is 13 Oct 2026 on DLR D26A/0674/WEB (Irish Management Institute, Sandyford Road, Dundrum, Dublin 16, D16 X8C3). The site is zoned R2 — existing residential. It is in the Moreen Blackthorn estate, where 25 planning applications were made in 10 years, 86% of those decided granted. The nearest EPA-licensed facility is Sleever International Limited, 703 m away. The nearest named scheme is Blackthorn Drive, 62 homes (62 not started), 85 m away.

Sold: 6 Nov 2025
Type: Semi-D
Bedrooms / bathrooms: 3 / 2
Floor area: 115 m²
BER: B3
Local authority: Dún Laoghaire-Rathdown County Council
Location precision: Rooftop
Estate: Moreen Blackthorn
EPA licence within 1.0 km: Sleever International Limited (703 m) +1 more
Named schemes within 1.0 km: Blackthorn Drive · 62 homes +7 more
Schools within 1.0 km: QUEEN OF ANGELS PRIMARY SCHOOL (primary school · 224 pupils, 251 m) +1 more
Crèche inspected nearby: Greentrees Park Montessori School · inspected 9 Sept 2025 (207 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.	7 Oct 2026, 05:48	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.'	7 Oct 2026, 01:12	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.

20 Blackthorn Court, Dublin 16