PlanningRegister.ie
Site report · 1000 m radius · generated 15 Sept 2026, 00:27

Knocklyon Road

Eircode Coordinates 53.28543, -6.31130Local authority South Dublin County Council
Applications only for this county. Appeals, zoning, RZLT and consultations: Dún Laoghaire-Rathdown and Fingal only for now.

What closes soonest 8 open windows

  • Appeal window closes 14 Sept 2026closes today
    SD26B/0361WInvalid - Site Notice — Construction of a 2 storey rear extension to existing dwelling
    4 weeks from the council's decision (17 Aug 2026) · s.37 Planning and Development Act 2000 · €220 to An Coimisiún Pleanála (€110 observer) · 389 m away
  • Appeal window closes 14 Sept 2026closes today
    SD26B/0309WGrant Permission — Construction of a 32sq.m ground floor flat roof extension to the rear, providing a new utility room, extended kitchen an
    4 weeks from the council's decision (17 Aug 2026) · s.37 Planning and Development Act 2000 · €220 to An Coimisiún Pleanála (€110 observer) · 426 m away
  • Appeal window closes 16 Sept 20262 days left
    SD26A/0156WGrant Permission for Retention — The retention of 1.96m wide pedestrian entrance, disabled ramp, handrail, balustrading and associated site works.
    4 weeks from the council's decision (19 Aug 2026) · s.37 Planning and Development Act 2000 · €220 to An Coimisiún Pleanála (€110 observer) · 611 m away
  • Observations close 17 Sept 20263 days left
    ED26/0081application received — Replacing one car park space with one bike rack for bicycles to be parked for visitors to the Iona Centre. Improving acc
    5 weeks from receipt (13 Aug 2026) · s.34 Planning and Development Act 2000 · art. 29 Regulations 2001 · €20 to the council · 447 m away
  • Observations close 17 Sept 20263 days left
    SD26B/0372Wapplication received — Retention for a flat roof over the existing front porch extension; revised ground floor front elevation fenestration; re
    5 weeks from receipt (13 Aug 2026) · s.34 Planning and Development Act 2000 · art. 29 Regulations 2001 · €20 to the council · 265 m away
  • Observations close 22 Sept 20268 days left
    SD26B/0375Wapplication received — First floor extension over existing single storey structure to side including extension of mini hip roof, single storey
    5 weeks from receipt (18 Aug 2026) · s.34 Planning and Development Act 2000 · art. 29 Regulations 2001 · €20 to the council · 718 m away
  • Observations close 22 Sept 20268 days left
    SD26A/0197Wapplication received — The proposed development will consist of the subdivision of the existing rear garden space, to enable the erection of 2n
    5 weeks from receipt (18 Aug 2026) · s.34 Planning and Development Act 2000 · art. 29 Regulations 2001 · €20 to the council · 12 m away
  • Judicial review window closes 20 Oct 202636 days left
    Refuse permission
    8 weeks from the Commission's decision (25 Aug 2026) · s.50 Planning and Development Act 2000 · 767 m away
Sources: acp, consult, moderngov, npad, rzlt · fetched 12 Sept 2026, 00:05
SourceLicenceFetchedLink
acpCC-BY-4.012 Sept 2026, 00:05open
consultpublic12 Sept 2026, 02:04open
moderngovpublic14 Sept 2026, 21:51open
npadCC-BY-4.014 Sept 2026, 20:39open
rzltCC-BY-4.012 Sept 2026, 00:23open

Where this is

Townland
Knocklyon
Settlement
Dublin city and suburbs
Electoral division
Firhouse-Knocklyon
Local electoral area
Firhouse-Bohernabreena
Local authority
South Dublin County Council
Parcel
Tailte Éireann 1762682 (freehold), 826 m²

Census 2022, small area 267086012

414
people
145
households
150
dwellings

96.6% owner-occupied, 2.1% privately rented, 0% social. Vacancy 2%.

Sources: places, parcels · fetched 11 Sept 2026, 21:28
SourceLicenceFetchedLink
placesCC-BY-4.011 Sept 2026, 21:28open
parcelsCC-BY-4.011 Sept 2026, 19:06open

Zoning evaluated against the point

R2 — Existing residential south dublin county development plan 2022 2028 · 8 Mar 20228 Mar 2028

RES: To protect and/or improve residential amenity

What that means: An established residential area. The objective is to protect existing residential amenity as well as to provide housing — which is the objective a neighbour's objection to an overbearing extension is usually argued under.

Source: zoning · fetched 12 Sept 2026, 02:04
SourceLicenceFetchedLink
zoningCC-BY-4.012 Sept 2026, 02:04open

Designations and constraints within 1000 m

An OPW flood extent intersects this area. The OPW's map is licensed CC-BY-NC-ND, so we show a flag only — see the extent at floodinfo.ie.
DesignationCountExamples
NIAH-recorded building10Boden Park House; Saint Mary's Convent; Knocklyon House
Radon risk area3About 1 in 10 homes in this area is likely to have high radon levels; About 1 in 10 homes in this area is likely to have high radon levels; About 1 in 20 homes in this area is likely to have high radon levels
Recorded monument2Well; R149420
Sources: constraints, constraints.flood_cfram, constraints.niah, constraints.radon, constraints.smr · fetched 11 Sept 2026, 19:11
SourceLicenceFetchedLink
constraintsmixed — CC-BY-4.0 except OPW flood (CC-BY-NC-ND-4.0, publishable=false)11 Sept 2026, 19:11open
constraints.flood_cframCC-BY-NC-ND-4.0 · not redistributable — shown as a flag only11 Sept 2026, 19:11open
constraints.niahCC-BY-4.011 Sept 2026, 19:11open
constraints.radonCC-BY-4.011 Sept 2026, 19:11open
constraints.smrCC-BY-4.011 Sept 2026, 19:11open

Residential Zoned Land Tax

This site is on an RZLT mapthe draft map 2027 and the final map 2026 (0.08 ha). The owner is liable for an annual 3% tax on market value while it stays there. Submissions on the draft map closed 1 Apr 2026.
Source: rzlt · fetched 12 Sept 2026, 00:23
SourceLicenceFetchedLink
rzltCC-BY-4.012 Sept 2026, 00:23open

Planning applications 306 in 5 years within 1.0 km

Open for observation

  • Iona Pastoral Community Centre, Idrone Avenue, Dublin, D16 T299 observations close 17 Sept 2026 · 3 days left
    Replacing one car park space with one bike rack for bicycles to be parked for visitors to the Iona Centre. Improving accessibility and encouraging cyclists to come to the centre.
    ED26/0081received 13 Aug 2026447 m away
  • 22 Coolamber Park, Knocklyon, Dublin 16, D16 A0P0 observations close 17 Sept 2026 · 3 days left
    Retention for a flat roof over the existing front porch extension; revised ground floor front elevation fenestration; revised first floor side elevation fenestration.
    SD26B/0372Wreceived 13 Aug 2026265 m away
  • 40, Woodbrook Park, Templeogue, Dublin, D16 V967 observations close 22 Sept 2026 · 8 days left
    First floor extension over existing single storey structure to side including extension of mini hip roof, single storey Kitchen/Dining extension at rear, internal layout alterations at ground and first floor and all associated site works.
    SD26B/0375Wreceived 18 Aug 2026718 m away
  • 5/5A, Knocklyon Cottages, Knocklyon Road, Knocklyon, Dublin 16 observations close 22 Sept 2026 · 8 days left
    The proposed development will consist of the subdivision of the existing rear garden space, to enable the erection of 2no. single storey, 3-bed, detached dwellings; access to the development will be provided via a new roadway, from Knocklyon Rd; and, all associated site works, including landscaping, boundary walls and treatments, Suds drainage, to facilitate the development.
    SD26A/0197Wreceived 18 Aug 202612 m away

Recent decisions and applications

200
Grant permission
18
Grant permission for retention
13
(undecided)
12
Grant permission & grant retention
  • Rowan House Cheeverstown, Templeogue, Dublin 6 Officer Allocation
    To remove the existing dilapidated structure (see below appendix A) and replace it with an existing building owned by the Department of Education and Youth (see below appendix A). The replacement building is slightly larger in footprint than the original at 138m2 coming in at approx. 58m2 larger and is currently in storage. The proposal will see the 2no. classrooms be used for 1 to 1 classes, it is not anticipated that staffing and student numbers will increase as a result of the increase in floor area. The building would be relocated to the site and adapted as necessary to suit the operational needs of the school in compliance with statutory requirements and DEY supplementary design guidance, FSC and DAC reports would also be submitted to local building control authority. Works to existing building envelope to form 2 no. access and egress points to better aid accessibility to the existing building. existing window opes will be adapted to form new door openings in the existing facade rowan house itself is not a protected structure.
    ED26/0076received 4 Aug 2026991 m away
  • 60, Elkwood, Ballyroan, Dublin 16, D16A373 Invalid - site notice
    Construction of a 2 storey rear extension to existing dwelling
    SD26B/0361Wreceived 4 Aug 2026decided 17 Aug 2026389 m away
  • Cloghernagh, Scholarstown Road, Rathfarnham, Dublin 16, D16F5C9 Referral
    domestic works to existing two-storey detached dwelling comprised of: removal of existing single storey conservatory to side; conversion to habitable use of existing attached garage to side; lowering of floor level by 450mm across rear of house; elevation changes, including alteration of fenestration; new rooflights to front and rear of main roof; modifications to existing house; new external insulation to entire house; and all ancillary works; at Cloghernagh, Scholarstown Road, Rathfarnham, Dublin 16.
    SD26B/0360Wreceived 4 Aug 2026813 m away
  • Wit's End, The Rookery, Scholarstown Road, Dublin 16 Referral
    Construction of 5 no. 2-storey 4-bed detached dwellings; New internal access road and widening of the existing vehicular access from The Rookery; New boundary and entrance gates to Mount Michael House; Car parking, bin stores, landscaped communal open space and boundary treatments; All associated site works and services; The lands are adjacent to Mount Michael House, a Protected Structure.
    SD26A/0182Wreceived 24 Jul 20265 units627 m away
  • 66, Knockcullen Drive, Knocklyon, Dublin, D16 K0H2 Referral
    Demolition of portions of the existing rear and side external walls at ground floor level and the rear wall of the first floor; Demolition of the existing garage roof and the existing rear utility room, and the construction of (a) A single storey extension to the rear and side of the existing dwelling; (b) The partial conversion of the existing garage to habitable accommodation; (c) A first floor extension to the rear of dwelling, including the extension of the existing roof over the proposed first floor extension; (d) The widening of the existing vehicular entrance; and (e) Associated external works, including a new front entrance, entrance steps, planter, landscaping and all ancillary site development works.
    SD26B/0344received 24 Jul 2026157 m away
  • 23, Beech Walk, Newtown, Dublin 16, D16 Y0E3 Referral
    Alterations to the existing dwelling, including the construction of a new roof over the existing rear extension; the provision of new rooflights; the installation of external wall insulation; external alterations to the ground floor rear elevation including modified openings; the partial reconfiguration of the existing rear garden shed; the provision of a new rear garden terrace and associated site level adjustments; and all associated drainage and site works and external finishes.
    SD26B/0320Wreceived 8 Jul 2026955 m away

`description` is truncated at source (80 chars for DLR, 70 for Fingal) and `applicant` is null nationally — NPAD publishes neither in full.

Source: npad · fetched 14 Sept 2026, 20:39
SourceLicenceFetchedLink
npadCC-BY-4.014 Sept 2026, 20:39open

Appeals 19 in 5 years within 1.0 km

Source: acp · fetched 12 Sept 2026, 00:05
SourceLicenceFetchedLink
acpCC-BY-4.012 Sept 2026, 00:05open

Commencement notices 79 in 3 years within 1.0 km

  • 33 The Crescent, Dublin, D16 K6H7 Short commencement notice
    23 Sept 2026CN0147809SDSD24B/0453W728 m away
  • 45 Páirc Orlaí, Dublin 16, Dublin, D16 T8Y1 Opt out commencement notice
    10 Sept 2026CN0147284SDSD25B/0200W963 m away
  • 2 Knocklyon Avenue, Dublin 16, Dublin, D16 H3K8 Opt out commencement notice
    7 Sept 2026CN0147042SDSD26B/0032W772 m away
  • 16 Hillside Park, Dublin 16, Dublin, D16 E6C0 Commencement notice
    27 Aug 2026CN0146648SDSD26B/0102W975 m away
  • 3 Knocklyon Avenue, Dublin 16, Dublin, D16 Y9P0 Opt out commencement notice
    20 Aug 2026CN0146352SDSD21B/0649769 m away
  • 54 Anne Devlin Road, Dublin 14, Dublin, D14 A3P0 Short commencement notice
    7 Aug 2026CN0145955SDSD26B/0088W760 m away
  • 29 Templeroan Way, Dublin 16, Dublin, D16 C8C4 Opt out commencement notice
    20 Jul 2026CN0145125SDSD25B/0541W450 m away
  • 23 Knocklyon Close, Dublin, D16FA44 Opt out commencement notice
    14 Jul 2026CN0145023SDSD22A/0450593 m away
  • 3 Ballyroan Crescent, Dublin 16, Dublin, D16 N2Y3 Opt out commencement notice
    8 Jul 2026CN0144654SDSD25B/0670W716 m away
  • 31 Orchardstown Avenue, Dublin, D14 AT29 Opt out commencement notice
    3 Jul 2026CN0144350SDSD24B/0447W958 m away

One notice can cover many buildings — count notices, never building rows, or a single multi-unit scheme reads as a trend (T11).

Source: bcms · fetched 14 Sept 2026, 23:44
SourceLicenceFetchedLink
bcmsCC-BY-4.014 Sept 2026, 23:44open

Sales 142 in 36 months within 1.0 km

€650,000
median price
€5,998/m²
median €/m²
142
sales
140
rooftop-geocoded
55
with listing detail
2
new builds

€10,000€1,525,000, 15 Nov 2023 to 29 Jul 2026.

AddressSoldPriceAskingTypeBeds€/m²BERDist.
7 ORLAGH WAY, KNOCKLYON, DUBLIN 1629 Jul 2026€575,000€595,000Semi-D41145,044C3987 m
7 THE WELL, SCHOLARSTOWN WOOD, SCHOLARSTOWN ROAD17 Jul 2026€815,000€750,000Semi-D31216,736A3893 m
28 ORCHARDSTOWN AVE, RATHFARNHAM, DUBLIN 1425 Mar 2026€780,000€750,000Semi-D4136.65,710G982 m
57 KNOCKCULLEN DRIVE, KNOCKLYON, RATHFARNHAM18 Dec 2025€820,000€700,000Detached41336,165C3252 m
10 BEVERLY DRIVE, KNOCKLYON, DUBLIN 1617 Dec 2025€800,000€725,000Detached31017,921B3658 m
60 LANSDOWNE PARK, KNOCKLYON RD, TEMPLEOGUE DUBLIN 1616 Dec 2025€875,000€850,000Detached51416,206C3618 m
19 GARTHY WOOD, KNOCKLYON, DUBLIN 1615 Dec 2025€388,000€375,000Apartment2646,063B3599 m
2 KNOCKLYON AVE, KNOCKLYON WOODS, DUBLIN 161 Dec 2025€881,000€750,000Detached4149.85,881F774 m
42 OWENDOHER LODGE, BALLYBODEN RD, RATHFARNHAM DUBLIN 1628 Nov 2025€582,000947 m
12 DELAFORD PARK, DUBLIN 16, DUBLIN27 Nov 2025€720,000€645,000Semi-D31166,207B2901 m

PPR addresses are geocoded, not surveyed — a sale's position is as good as its address match (`rooftop_n` says how many are address-accurate). Beds, floor area, BER and asking price come from the matched daft.ie advertisement, not from the Register, and only where a match was found (`enriched_n`).

Sources: cara_listings, daft_gateway, ppr · fetched 11 Sept 2026, 20:14
SourceLicenceFetchedLink
cara_listingsThird-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, 20:14open
daft_gatewayThird-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.14 Sept 2026, 22:12open
pprPSI — 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.'14 Sept 2026, 20:32open

Consultations 3 matched by place

Source: consult · fetched 12 Sept 2026, 02:04
SourceLicenceFetchedLink
consultpublic12 Sept 2026, 02:04open

Council items 10 in 24 months

Source: moderngov · fetched 14 Sept 2026, 21:51
SourceLicenceFetchedLink
moderngovpublic14 Sept 2026, 21:51open

Capacity and public land

No publishable utility-capacity record within the radius. 48 records from Esb substation withheld: source licence forbids redistribution; see the operator's own register.

Public land (LDA register of relevant lands)

  • South Dublin County CouncilDublin city and suburbs
    0.75 hafolio DN109017F30 m awayas of 1 Apr 2023
  • Dublin City CouncilDublin city and suburbs
    0.11 hafolio DN8319F78 m awayas of 1 Apr 2023
  • Dublin City CouncilDublin city and suburbs
    1.4 hafolio DN8319F110 m awayas of 1 Apr 2023
  • Dublin City CouncilDublin city and suburbs
    0.35 hafolio DN34939F192 m awayas of 1 Apr 2023
  • South Dublin County CouncilDublin city and suburbs
    0.26 hafolio DN121434F194 m awayas of 1 Apr 2023
  • South Dublin County CouncilDublin city and suburbs
    0.3 hafolio DN189443F248 m awayas of 1 Apr 2023
  • Dublin City CouncilDublin city and suburbs
    0.3 hafolio DN93595F248 m awayas of 1 Apr 2023
  • South Dublin County CouncilDublin city and suburbs
    0.1 hafolio DN193486F350 m awayas of 1 Apr 2023
Sources: esbn, lda_lands · fetched 11 Sept 2026, 16:42
SourceLicenceFetchedLink
esbnall-rights-reserved (esbnetworks.ie disclaimer: personal/non-commercial, no modification or republication without written ESB permission) — permission NOT sought · not redistributable — shown as a flag only11 Sept 2026, 16:42open
lda_landsCC-BY-4.011 Sept 2026, 16:43open

Schools and public transport within 1.0 km

Schools

  • SCOIL COLMCILLE NAOFA
    primary721 pupilsCatholic364 m
  • ST COLMCILLE SENIOR N S
    primary744 pupilsCatholic364 m
  • Sancta Maria College
    postprimary577 pupilsCATHOLIC497 m
  • Saplings Special School
    primary30 pupilsMulti Denominational638 m
  • ST PATRICK GNS
    primary472 pupilsCatholic750 m
  • St. Colmcille's Community School
    postprimary727 pupilsINTER DENOMINATIONAL786 m
  • Coláiste Éanna
    postprimary618 pupilsCATHOLIC830 m

Stops 37 · routes 15, 15B, 15D, 49n, 65B, 750, F1, S6, S8, UM08

  • Knockaire
    1566 m
  • Knockaire
    15163 m
  • Knockcullen Rise
    15195 m
  • Knockcullen Rise
    15244 m
  • Coolamber Court
    15397 m
  • Dargle Wood
    15402 m
  • Dargle Wood
    15428 m
  • Coolamber Court
    15500 m
Sources: gtfs, schools · fetched 11 Sept 2026, 19:16
SourceLicenceFetchedLink
gtfsCC-BY-4.011 Sept 2026, 19:16open
schoolsCC-BY-4.011 Sept 2026, 16:41open

Sources used in this report

SectionSourceLicenceFetched
LocationplacesCC-BY-4.011 Sept 2026, 21:28
ParcelparcelsCC-BY-4.011 Sept 2026, 19:06
ZoningzoningCC-BY-4.012 Sept 2026, 02:04
Constraintsconstraintsmixed — CC-BY-4.0 except OPW flood (CC-BY-NC-ND-4.0, publishable=false)11 Sept 2026, 19:11
Constraintsconstraints.flood_cframCC-BY-NC-ND-4.0 · not redistributable, flag only11 Sept 2026, 19:11
Constraintsconstraints.niahCC-BY-4.011 Sept 2026, 19:11
Constraintsconstraints.radonCC-BY-4.011 Sept 2026, 19:11
Constraintsconstraints.smrCC-BY-4.011 Sept 2026, 19:11
RzltrzltCC-BY-4.012 Sept 2026, 00:23
PlanningnpadCC-BY-4.014 Sept 2026, 20:39
AppealsacpCC-BY-4.012 Sept 2026, 00:05
CommencementsbcmsCC-BY-4.014 Sept 2026, 23:44
Salescara_listingsThird-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
Salesdaft_gatewayThird-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.14 Sept 2026, 22:12
SalespprPSI — 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.'14 Sept 2026, 20:32
Consultationsconsultpublic12 Sept 2026, 02:04
Council itemsmoderngovpublic14 Sept 2026, 21:51
Capacityesbnall-rights-reserved (esbnetworks.ie disclaimer: personal/non-commercial, no modification or republication without written ESB permission) — permission NOT sought · not redistributable, flag only11 Sept 2026, 16:42
Public landlda_landsCC-BY-4.011 Sept 2026, 16:43
Projectssocial_housingCC-BY-SA-4.011 Sept 2026, 20:13
AmenitiesgtfsCC-BY-4.011 Sept 2026, 19:16
AmenitiesschoolsCC-BY-4.011 Sept 2026, 16:41
DeadlinesacpCC-BY-4.012 Sept 2026, 00:05
Deadlinesconsultpublic12 Sept 2026, 02:04
Deadlinesmoderngovpublic14 Sept 2026, 21:51
DeadlinesnpadCC-BY-4.014 Sept 2026, 20:39
DeadlinesrzltCC-BY-4.012 Sept 2026, 00:23

Generated 15 Sept 2026, 00:27 from the Planning Register store. Nothing on this page was fetched live: every figure was already in the store with the fetch time shown. Deadlines are derived from published receipt and decision dates under the Planning and Development Act 2000; confirm with the planning authority before relying on them.