Planning Register
Site report · 500 m radius · generated 12 Sept 2026, 21:00

Templeroan Downs, Knocklyon, Ballyroan

Eircode Coordinates 53.28592, -6.30418Local 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 2 open windows

  • Appeal window closes 14 Sept 20262 days left
    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) · 235 m away
  • Observations close 22 Sept 202610 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 · 450 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
moderngovpublic11 Sept 2026, 21:46open
npadCC-BY-4.012 Sept 2026, 20:38open
rzltCC-BY-4.012 Sept 2026, 00:23open

Where this is

Townland
Ballyroan
Settlement
Dublin city and suburbs
Electoral division
Ballyboden
Local electoral area
Rathfarnham-Templeogue
Local authority
South Dublin County Council

Census 2022, small area 267013016

450
people
138
households
146
dwellings

96.4% owner-occupied, 2.9% privately rented, 0% social. Vacancy 3.4%.

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 500 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 building2Saint Mary's Convent; Ballyroan House
Radon risk area1About 1 in 20 homes in this area is likely to have high radon levels
Sources: constraints, constraints.flood_cfram, constraints.niah, constraints.radon · 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

Residential Zoned Land Tax

This site is on an RZLT mapthe draft map 2027 and the final map 2026 (0.05 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 73 in 5 years within 500 m

Open for observation

  • 5/5A, Knocklyon Cottages, Knocklyon Road, Knocklyon, Dublin 16 observations close 22 Sept 2026 · 10 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 2026450 m away

Recent decisions and applications

51
Grant permission
3
Declared exempt
3
(undecided)
2
Declared exempt & declared not exempt
  • 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 2026235 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 2026377 m away
  • 24 Ballyroan Crescent, Rathfarnham, Dublin, D16X5R2 Grant permission
    Attic conversion for storage, raising the side gable to form a half-hipped roof with roof lights.
    SD26B/0231Wreceived 14 May 2026decided 8 Jul 2026320 m away
  • 19, Templeroan Downs, Templeroan, Dublin 16, D16NX93 Grant permission
    Conversion of existing attic space comprising of modification of existing roof structure, raising of existing gable c/w window, new access stairs, 2no. roof windows to the front and flat roof dormer to the rear.
    SD26B/0197Wreceived 24 Apr 2026decided 18 Jun 202673 m away
  • 178, Ballyroan Road, Ballyroan, Dublin 16, D16 X0A4 Grant permission
    The development will consist of the construction of 2 no. ground floor bay windows to front elevation and relocation of front entrance hall door (total area 4.1m.sq.) with associated canopy over, alterations to existing single storey side extension and construction of first floor extension over together with a single storey extension to rear (total area 59.9m.sq.), Widening of existing vehicular driveway to front of property and associated site works.
    SD26B/0152Wreceived 2 Apr 2026decided 21 May 2026466 m away
  • 24, Ballyroan Crescent, Rathfarnham, Dublin, D16 X5R2 Grant permission
    The development consists of an attic conversion for storage, adding a dormer roof to the rear, and all ancillary works necessary to facilitate the development.
    SD26B/0115Wreceived 19 Mar 2026decided 30 Apr 2026320 m away
  • 16 Hillside Park, Rathfarnham, Dublin 16, D16 E6C0 Grant permission
    Alteration/extension of the existing two-storey semi-detached house comprising demolition of the existing rear conservatory and converted garage at the side, and construction of a new two-storey side/rear extension, with hipped roof including extension of the existing hipped roof, modifications to the existing fenestration, and associated internal alterations and site development including widening of the existing vehicular access.
    SD26B/0102Wreceived 11 Mar 2026decided 27 Apr 2026483 m away
  • Knocklyon to Ballyboden Active and Sustainable Travel Scheme Unregistered application
    Pursuant to the requirements of the above, South Dublin County Council hereby give notice toconstruct the following development in the Knocklyon to Ballyboden area of South Dublin, including Firhouse Road, Knocklyon Road (including Gaelscoil Chnoc Liamhna), Idrone Avenue (including St. Colmcille's Junior and Senior National Schools), Dargle Wood Park, Templeroan Road, Ballyboden Way, Boden Park, Ballyboden Road and Scholarstown Road: • Landscaping, tree planting, nature based Sustainable Drainage System • Traffic calming measures including reduced carriageway width and reduced corner radii and roundabout improvements • School zone improvements • High quality walking and cycling infrastructure, including segregated cycle lanes with kerb protection and new permeability links • New shelters at bus stops and new bus lanes on Ballyboden Way • Associated public lighting and other services. The proposal has undergone Appropriate Assessment Screening under the Habitats Directive (92/43/EEC) and screening for Environmental Impact Assessment under the EIA Directive 2011/92/EU, as amended by Directive 2014/52/EU. The authority has concluded that there is no real likelihood of significant effects on the environment arising from the proposed development and a determination has been made that an Environmental Impact Assessment Report (EIAR) is not required. The authority has also made a determination under Article 6(3) that the proposed development, either individually or in combination with other plans and projects, is not likely to have a significant effect on any European site(s). Any person may, within 4 weeks from the date of publication of this notice, apply to An Coimisiún Pleanála for a screening determination as to whether the development would be likely to have significant effects on the environment. Persons wishing to inspect drawings and particulars of the proposed development can do so as follows: ONLINE: Visit our Public Consultation Portal (http://consult.sdublincoco.ie) during the period 30th January 2026 to 13th March 2026 at 5pm. IN PERSON: Plans and particulars of the proposed development will be available for inspection or purchase at a fee not exceeding the reasonable cost of making a copy, at County Hall, Tallaght, Dublin 24 during office hours from 30th January 2026 to 27th February 2026. Submissions and observations with respect to the proposed development dealing with the proper planning and sustainable development of the area in which the proposed development will be situated, may be made in writing up to 5.00pm on 13th March 2026 and may be submitted Online: https://consult.sdublincoco.ie/en/consultation/knocklyon-ballybodenactive- and-sustainable-travel-scheme In writing: Post to Senior Executive Officer, Climate Action, South Dublin County Council, County Hall, Tallaght, Dublin D24 A3XC.
    PT8SD350received 30 Jan 2026303 m away
  • 134, Ballyroan Road, Templeogue, Dublin 16, D16 P8R6 Grant permission
    Planning permission for demolition of existing shed and construction of universal accessible garden room and all associated site works to rear of existing dwelling.
    SD26B/0019Wreceived 20 Jan 2026decided 9 Mar 2026342 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 12 Sept 2026, 20:38
SourceLicenceFetchedLink
npadCC-BY-4.012 Sept 2026, 20:38open

Appeals 4 in 5 years within 500 m

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

Commencement notices 15 in 3 years within 500 m

  • 16 Hillside Park, Dublin 16, Dublin, D16 E6C0 Commencement notice
    27 Aug 2026CN0146648SDSD26B/0102W498 m away
  • 29 Templeroan Way, Dublin 16, Dublin, D16 C8C4 Opt out commencement notice
    20 Jul 2026CN0145125SDSD25B/0541W403 m away
  • 3 Ballyroan Crescent, Dublin 16, Dublin, D16 N2Y3 Opt out commencement notice
    8 Jul 2026CN0144654SDSD25B/0670W344 m away
  • 21 Ashton Close, Dublin, D16 V528 Opt out commencement notice
    2 Jun 2026CN0143051SDSD24B/0373341 m away
  • 11 The Glen, Ballyboden, South Dublin, D16 V0H7 Short commencement notice
    13 Feb 2026CN0138401SDSD25B/0255W395 m away
  • 5 Ballyroan Heights, Ballyroan, South Dublin, D16 T3Y0 Opt out commencement notice
    10 Nov 2025CN0135414SDSD25B/0456W235 m away
  • 23 The Glen, Dublin, South Dublin, D16 X9W2 Short commencement notice
    4 Jul 2025CN0130542SDSD24B/0476W385 m away
  • 17 Ballyroan Heights, Templeogue, South Dublin, D16 T1H2 Short commencement notice
    30 Jun 2025CN0129992SDSD25B/0082W198 m away
  • Watson Place, Ballyroan, Dublin 16, South Dublin Commencement notice
    20 Jun 2025CN0129970SDSD25A/0010W216 m away
  • 127 Ballyroan Road, Dublin, South Dublin, D16 X5P3 Opt out commencement notice
    21 Jan 2025CN0124820SDSD22B/0496411 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 11 Sept 2026, 23:29
SourceLicenceFetchedLink
bcmsCC-BY-4.011 Sept 2026, 23:29open

Sales 33 in 36 months within 500 m

€630,000
median price
€5,723/m²
median €/m²
33
sales
32
rooftop-geocoded
12
with listing detail
1
new builds

€388,000€957,000, 22 Feb 2024 to 18 Dec 2025.

AddressSoldPriceAskingTypeBeds€/m²BERDist.
57 KNOCKCULLEN DRIVE, KNOCKLYON, RATHFARNHAM18 Dec 2025€820,000€700,000Detached41336,165C3332 m
7 THE GLEN, BODEN PARK, BALLYBODEN DUBLIN 1631 Oct 2025€535,000€550,000Semi-D31045,144E2403 m
54 ASHTON AVE, KNOCKLYON, DUBLIN 1617 Oct 2025€850,000€795,000Detached41455,862C1214 m
7 BALLYROAN CRESCENT, DUBLIN 16, DUBLIN3 Oct 2025€800,000€725,000Semi-D41455,517G332 m
95 BALLYROAN RD, TEMPLEOGUE, DUBLIN 1610 Sept 2025€675,000€650,000Semi-D31006,750E1473 m
60 KNOCKCULLEN DR, KNOCKLYON, DUBLIN 1631 Jul 2025€740,000€715,000Detached31395,324B3352 m
137 BALLYROAN RD, TEMPLEOGUE, DUBLIN 1628 Jul 2025€690,000€650,000Semi-D31106,273D2412 m
4 KNOCKLYON COTTAGES, KNOCKLYON RD, DUBLIN 1612 Jun 2025€554,000€545,000Bungalow3777,195G463 m
1 Watson Place, Ballyroan new16 Apr 2025€541,85088 m
4 ASHTON LAWN, TEMPLEOGUE, KNOCKLYON25 Mar 2025€628,000271 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, 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
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.'12 Sept 2026, 20:31open

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 11 Sept 2026, 21:46
SourceLicenceFetchedLink
moderngovpublic11 Sept 2026, 21:46open

Capacity and public land

No publishable utility-capacity record within the radius. 7 records from Esb substation withheld: source licence forbids redistribution; see the operator's own register.

Public land (LDA register of relevant lands)

  • Dublin City CouncilDublin city and suburbs
    3.1 hafolio DN6069F241 m awayas of 1 Apr 2023
  • South Dublin County CouncilDublin city and suburbs
    0.13 hafolio DN230747F355 m awayas of 1 Apr 2023
  • South Dublin County CouncilDublin city and suburbs
    0.75 hafolio DN109017F411 m awayas of 1 Apr 2023
  • Dublin City CouncilDublin city and suburbs
    0.11 hafolio DN8319F437 m awayas of 1 Apr 2023
  • Dublin City CouncilDublin city and suburbs
    1.4 hafolio DN8319F457 m awayas of 1 Apr 2023
  • South Dublin County CouncilDublin city and suburbs
    0.26 hafolio DN121434F476 m awayas of 1 Apr 2023
  • Dublin City CouncilDublin city and suburbs
    0.72 hafolio DN15354L478 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

  • Sancta Maria College
    postprimary577 pupilsCATHOLIC132 m
  • Saplings Special School
    primary30 pupilsMulti Denominational198 m
  • ST PATRICK GNS
    primary472 pupilsCatholic272 m
  • Coláiste Éanna
    postprimary618 pupilsCATHOLIC352 m
  • BALLYROAN B N S
    primary375 pupilsCatholic652 m
  • ST COLMCILLE SENIOR N S
    primary744 pupilsCatholic833 m
  • SCOIL COLMCILLE NAOFA
    primary721 pupilsCatholic833 m
  • RATHFARNHAM PARISH N S
    primary215 pupilsChurch Of Ireland834 m

Stops 47 · routes 15, 15B, 15D, 161, 49n, 65B, 74, 750, F1, S6, S8, UM08

  • Ballyboden St Endas
    S8394 m
  • Ballyboden St Endas
    S8404 m
  • St Enda's GAA Club
    15B, 49n446 m
  • Knockaire
    15459 m
  • Ballyroan Road
    15B, 15D478 m
  • Knockcullen Rise
    15478 m
  • Knockcullen Rise
    15485 m
  • The Glen
    15B, S8517 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
RzltrzltCC-BY-4.012 Sept 2026, 00:23
PlanningnpadCC-BY-4.012 Sept 2026, 20:38
AppealsacpCC-BY-4.012 Sept 2026, 00:05
CommencementsbcmsCC-BY-4.011 Sept 2026, 23:29
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
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.'12 Sept 2026, 20:31
Consultationsconsultpublic12 Sept 2026, 02:04
Council itemsmoderngovpublic11 Sept 2026, 21:46
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
Deadlinesmoderngovpublic11 Sept 2026, 21:46
DeadlinesnpadCC-BY-4.012 Sept 2026, 20:38
DeadlinesrzltCC-BY-4.012 Sept 2026, 00:23

Generated 12 Sept 2026, 21:00 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.